Mend It Mark The £25,000 Pre Amp that went Wrong Tom Evans Mastergroove SR mkIII

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  • Опубліковано 11 січ 2025

КОМЕНТАРІ • 1,5 тис.

  • @NickT6630
    @NickT6630  Місяць тому +547

    I have posted links to Mend It Marks channel, Louis Rossmans channel, and all the other UA-cam channels who support Mark or re-uploaded the video. Also a link to Hackaday article and many other websites in the description above.
    Big thanks to everyone for supporting Mend It Mark and watching and commenting and subscribing.
    **** Update: Theres a safe link to download the video in the description above ****
    Ive run out of room in the description (Only 5000 characters max) so I put any extra info down here...
    Another channel with reviews and opinions and worth a subscribe included a mention to Mend It Mark...
    Scientific Audiophile - ua-cam.com/video/A8j5LzABKL4/v-deo.htmlsi=EsuvITO7Ek3oaMlG

    • @Eerie_98
      @Eerie_98 Місяць тому +30

      Class act! Thank you, Nick!

    • @NickT6630
      @NickT6630  Місяць тому +29

      @@Eerie_98 Thank you for supporting Mend It Mark

    • @copernicofelinis
      @copernicofelinis 29 днів тому +19

      Mrs. Streisand, I presume...
      😀😀😀

    • @SBCBears
      @SBCBears 29 днів тому +20

      "Right to repair" and "right to talk about the repair" go hand in hand now. Let no man put asunder.

    • @Maurokht
      @Maurokht 29 днів тому +8

      Molto bene hai fatto una cosa molto giusta.

  • @billwoods9302
    @billwoods9302 28 днів тому +206

    Mend It Mark is a national treasure. Electronics enthusiasts in the UK are lucky to have him.

    • @beverpix
      @beverpix 28 днів тому +5

      Just the UK? Typical.

    • @ZiggyAndTheSpiderFromMars
      @ZiggyAndTheSpiderFromMars 26 днів тому +3

      From the USA, can confirm jealousy we don't have Mend it Mark

    • @riley-arr-g
      @riley-arr-g 25 днів тому +4

      In the world.

    • @edgargranados7704
      @edgargranados7704 25 днів тому +3

      UK has Mend it Mark
      Australia has EEVlog
      Canada has ElectroBOOM
      USA - i dont know who 😭

    • @tomhill4003
      @tomhill4003 22 дні тому +1

      ...and around the world!

  • @donmoore7785
    @donmoore7785 Місяць тому +956

    The background details that Louis shared from MIM's email were very enlightening. The manufacturer quoted a ridiculously high price to repair his product, so the owner requested that he send it directly to MIM for repair. The manufacturer told the owner "MIM won't be able to repair it" but went ahead and shipped it to MIM. Sounds like he also told MIM he would not be able to repair it. So instead of helping, by releasing the schematic, he waited for MIM to fail. Instead, MIM successfuly repaired it by replacing a part worth less than $2. And he repaired the heavy damage done to the case. What a guy!

    • @ekspatriat
      @ekspatriat Місяць тому +180

      @@hoodoo-man Because TE would have (and did) quote a HUGE price for repair.....Also the 'in transit' excuse is voided by the video of the shite buid quality. ALSO the guy then realised that MM would do a better job than TE. Also methinks you are a TE TROLL.

    • @EE12CSVT
      @EE12CSVT Місяць тому +172

      ​@@hoodoo-manWelcome to the comments, Mr Evans

    • @chattonlad9382
      @chattonlad9382 Місяць тому +94

      @@hoodoo-man Bought one, have you? Feeling let down are you?🤣

    • @bjorn2fly
      @bjorn2fly Місяць тому +70

      @@hoodoo-man i THINK THE OWNER WAS QUOTED 6000 UK POUNDS FOR THE REPAIR BY TOM

    • @bjorn2fly
      @bjorn2fly Місяць тому +16

      The value of the capasitor is for sure less than 2 dollars, but also less than 2 cent

  • @jocool7370
    @jocool7370 Місяць тому +369

    Mend It Mark deserves all support he can get.

    • @simoncarswell3515
      @simoncarswell3515 28 днів тому +11

      I had never seen this guy's videos before. But this is one of the most engaging yet relaxing things I've ever watched. If nothing else comes out of this situation he now has a new subscriber.

  • @tomjones2860
    @tomjones2860 28 днів тому +212

    Tom Evans has done a great job ensuring that about 200,000 more people have seen this then if had just let it go...

    • @MrDavidBFoster
      @MrDavidBFoster 27 днів тому +8

      I know, right?!! Well, no one ever said rich people were smart!

    • @sentient1640
      @sentient1640 26 днів тому +2

      free advertisement. I never heard about their brand before.

    • @Naevak.
      @Naevak. 25 днів тому +12

      @@sentient1640 Free advertisement for who tho? Nobody is going to buy their product from this video

    • @VadoVoodoo
      @VadoVoodoo 24 дні тому +6

      A certain lady movie star did the exact same thing years ago when someone took a photo of her private mansion and she took them to court to stop them publishing the pictures, so the effect has a name now, it's called 'The Streisand Effect' Shouting STOP! STOP! very loudly, turns ALL heads in your direction!

    • @that_thing_I_do
      @that_thing_I_do 24 дні тому +5

      Agreed. Most people would have seen a great discrepancy between the components and the stratospheric price.

  • @seanryan7729
    @seanryan7729 Місяць тому +1047

    Up yours Tom Evans

    • @mrpetit2
      @mrpetit2 Місяць тому +16

      🤣😂👍

    • @ludmilascoles1195
      @ludmilascoles1195 Місяць тому +9

      How does that old rhyme go 'Taffy was a Welshman Taffy was a sham'😂😂😂

    • @metallitech
      @metallitech Місяць тому +3

      Interesting pre amp though.

    • @thomasmleahy6218
      @thomasmleahy6218 Місяць тому +18

      Seems like he's attained popularity using large shovels full of steaming bullshot.

    • @Gez492
      @Gez492 Місяць тому +3

      Stop being silly Richard ​@@ludmilascoles1195

  • @AnonymousEuropeanDriver
    @AnonymousEuropeanDriver Місяць тому +527

    Thanks for the reupload. This amp is now famous for all the wrong reasons 😂😂

    • @joejoejoejoejoejoe4391
      @joejoejoejoejoejoe4391 Місяць тому +99

      And mend it Mark is now famous for all the right reasons.

    • @marcustait79
      @marcustait79 Місяць тому +28

      To be fair Mark gives credit where it’s due for time and effort required to match critical components. Even if he said nothing during the course of his the rest of the repair we can use our eyes to arrive at a reasonable conclusion as to whether thing is genuinely worth it’s £25K price tag….

    • @DigitalImageStudio
      @DigitalImageStudio Місяць тому +16

      It should be dubbed the Streisand Edition.

    • @SebastianSnoeck
      @SebastianSnoeck Місяць тому +15

      Yep in a way that brand did the streisand effect ... by just doing nothing they would have only this video but now even more people know about it via louis and others

    • @G-ra-ha-m
      @G-ra-ha-m Місяць тому +12

      @@DigitalImageStudio The Tom Evans 'Streisand' phono preamps LO, complete with industrial grade power station attached!

  • @820stovall
    @820stovall 27 днів тому +64

    Irrespective of the absurd hassle Mark got from the manufacturer, I just want to say I am absolutely blown away by his skills and craftsmanship. Really terrific stuff. These skills he has mastered over what I am sure are decades of hard work and dedication are in short supply today. He is a master of his craft, and unfortunately he is a dying breed. Much kudos to Mark for this remarkable project. Had never seen one of his videos until this one blew up, but plan to watch many more. Keep up the good work, Mark. And thanks for reposting, Nick.

    • @NickT6630
      @NickT6630  27 днів тому

      Thank you for watching and supporting Mark

  • @saskia6750
    @saskia6750 Місяць тому +231

    Clearly humiliated after Mark innocently exposed what a bodge job this amp really is ! Well done for re-upload x

    • @NickT6630
      @NickT6630  Місяць тому +18

      Thanks for watching and supporting Mend It Mark

    • @leodf1
      @leodf1 Місяць тому +22

      Mark was very gracious in his video and didn't expressly criticize anything. 'Innocently' as you said. It is a great sound amplification design with very low signal distortion. Mark said so himself. People complained about the price and the 'home made' construction. It's actually a great amp. Not garbage at all. Just too expensive and Tom Evans' takedown are the problem.

    • @Rob2
      @Rob2 Місяць тому +15

      @@leodf1 At a price of £25k even a hobbyist would be able to use some of the money for a decent mechanical construction...
      I probably would have put all the modules on 100x160mm cards and put them in a small card cage (half-width 19" cage).
      That would immediately look a lot better than what we have here, and it would likely have survived shipment.

    • @leodf1
      @leodf1 29 днів тому +14

      @@Rob2 Was it really the shipping? Tom seems to be spiteful, and saying no one will be able to fix it, maybe he gave it a good slam on the ground before sending it to Mark.

    • @karlschauff7989
      @karlschauff7989 29 днів тому +9

      It should be a big lesson for audiophiles with too much money burning a hole in their pocket. Unbelievable how much money Tom Evans is making on this unit.

  • @Horus9339
    @Horus9339 Місяць тому +219

    Tom Evans, be good Louis is watching you. Boy did you mess up with your little temper tantrum. Thanks for the reupload Nick.

    • @NickT6630
      @NickT6630  Місяць тому +16

      Thanks for watching and supporting 👍👍👍

    • @VictorSilva-rq4kz
      @VictorSilva-rq4kz 27 днів тому +7

      Tom Evans had a Temper Tantalum. Hahaha.

    • @Horus9339
      @Horus9339 27 днів тому +1

      @@VictorSilva-rq4kz I thought I was a master of the Dad joke, and you disavowed me of that with a Jedi master Dad joke, I doff my cap to you Sir. :D

    • @PanaxPanaxPanax
      @PanaxPanaxPanax 27 днів тому

      @@VictorSilva-rq4kz lol

    • @ste286ste
      @ste286ste 27 днів тому +2

      I think the tantrum is what got the amp damaged 'before' the delivery guys got it to the legend that is Mend it Mark, might be purely coincidence though of course 😉. Love it when the customer gets the win, and youtubers get the credit for showing up wasters like Tom Evans for the BS sham they sell, it might be a good amp for £3,000, but £25,000 hmmmm..... Thanks to all those who re-shared the video 👏👏

  • @jamesplotkin4674
    @jamesplotkin4674 Місяць тому +186

    Thanks for re-uploading this. Mark is a terrific fellow and deserves better treatment.

    • @NickT6630
      @NickT6630  Місяць тому +11

      Your welcome. He is excellent 👍👍👍

    • @davewise001
      @davewise001 Місяць тому +8

      ​@@NickT6630..... and very modest 😉

    • @NickT6630
      @NickT6630  Місяць тому +10

      @@davewise001 Indeed. An all round genuine likeable person

  • @the1maxb
    @the1maxb 27 днів тому +50

    I watched the original before YT did the wrong thing by taking it down. Commenting here as a show of support. Thanks for reposting!

    • @NickT6630
      @NickT6630  27 днів тому +3

      Thank you for supporting Mend It Mark

    • @1x4x9
      @1x4x9 25 днів тому +3

      Same here. Tom Evans fucked around. Now he's gonna find out.

  • @Rondo2ooo
    @Rondo2ooo Місяць тому +133

    I love this. Copies of this video popping up in my recommendation list. Thank you guys for some Internet justice.

    • @NickT6630
      @NickT6630  Місяць тому +10

      Thanks for watching and supporting Mend It Mark. I have posted links to other channels and sites in the description.

  • @brunosmith6925
    @brunosmith6925 28 днів тому +36

    Like many of Mark's viewers, I know F-All about electronics, but subscribed to his channel over 2 years ago, because he is so inspirational and entertaining. I tinker with a lot of stuff - mostly mechanical objects - and using Mark's logical approach to problem solving, I often manage to fix things I'd otherwise toss out, or send for professional repairs. Mark is a gem, and a huge inspiration to many people - including idiots like me who know zilch about electronics.

    • @noth606
      @noth606 27 днів тому +2

      It's fairly interesting to watch for people who do know electronics too, Mark often has clever slightly unorthodox ways of approaching things that I wouldn't have thought of and that save time/effort in repairing things. I used to build and design stuff for my own use years ago, as well as repair a bunch of stuff for others more as a hobby (used to symbolically charge a sixpack of beer for the work, and then 3-5€ range mostly - whatever the components cost me).

  • @Offy69
    @Offy69 Місяць тому +66

    I would rather pay Mark to make me a sweet custom amp and have him sign it. That would be far superior build and sound exquisite.

  • @SolentShips
    @SolentShips Місяць тому +120

    I see Mend It Mark is getting lots of support on this video. Excellent. If they hadn't requested the take down, the word would not have spread so far.
    It does look like a very poor product for £20,000. Well done shipmate for uploading.

    • @NickT6630
      @NickT6630  Місяць тому +9

      Your welcome. Thanks for supporting Mark.

    • @G-ra-ha-m
      @G-ra-ha-m Місяць тому +4

      Manufacturers suchas DCS, Tekton etc should learn that people don't like it when they attack the little guy.

    • @Drinkyoghurt
      @Drinkyoghurt Місяць тому +12

      This thing costs 30.000 euros which is absolutely wild. Cheap case, cheap mechanical construction and I cannot for the love of me figure out why there are so many tantalum capacitors in there. It's very old school and these days there are much more effective solutions than just sticking a bunch of tantalum caps in there. Also, at this price I'd expect a lifetime warranty or something.

    • @G-ra-ha-m
      @G-ra-ha-m Місяць тому +6

      @@Drinkyoghurt Much about the design has no functional benefit. A 1970s Sony amplifier gets close with simple PCBs and discretes.

  • @_PovertyLabs_
    @_PovertyLabs_ Місяць тому +103

    Thanks for uploading. Audiofools are notoriously litigious.

    • @PedroDanielLopesFerreira
      @PedroDanielLopesFerreira Місяць тому +14

      Audiofools are a different breed. I am so sorry I have a conscience that prevents me from profiting from their stupidity

    • @robertw1871
      @robertw1871 27 днів тому +3

      @@PedroDanielLopesFerreiraI’ve profited from them in the past, but we at least tried to give them what they paid for…. Ultra high end components and aerospace grade build quality are expensive, this is not that. This thing is clearly hobbyist level homemade… There’s no professional engineering in it at all…. What we made did function better than average, but it was more a work of art than better audio quality… I can appreciate that aspect if that’s your passion… There’s just no money in these things, the market is too small and niche… I’d rather sell a hundred million of them for $75, than 4 at $25.,000…

    • @PedroDanielLopesFerreira
      @PedroDanielLopesFerreira 27 днів тому

      @robertw1871 From your perspective, I get it. What you are saying is that some people are willing to pay extra for well engineered equipment with high-grade semiconductors with very low tolerance components built as a tank, regardless of if their hears are going to pickup any difference at all. Simply put, people that just want to own nicer things.
      It still comes to two distinct compromises that I personally wouldn't assume myself:
      1 - That gear wouldn't be replaced by newer one so often as its life cycle would be extended to several decades. You would be missing out on newer technology and improved designs that may pop up in the future.
      2 - As a customer, that amount of cash can make more sense if applied in other upgrades that would make an actual difference, like the speakers.
      However, if it is used rarely and displayed as a piece of art, then I guess looks and reputation may overcome function.

  • @tweed0929
    @tweed0929 28 днів тому +25

    Ah, that famous Tom Evans amp. Never heard about this company but from now on will avoid like a plague. Thank you, Tom Evans, for showing your true inner "I".

  • @johnbrookes9830
    @johnbrookes9830 Місяць тому +98

    Its ironic that Tom Evans has ripped off the Intel logo but is precious about Mend it Mark's video.

    • @paulmichaelfreedman8334
      @paulmichaelfreedman8334 29 днів тому +6

      Typical conman behaviour. but in his favor, he's ripping off people that have more money than they could ever spend.

    • @nisbend
      @nisbend 29 днів тому

      @@paulmichaelfreedman8334 yes, a tax on minted conspicuous consumers is a good tax - and if TE is selling ten of these a year at 250k each he in turn is paying a useful amount of VAT and income tax to keep our hospitals and schools afloat :-)

    • @mechanoid5739
      @mechanoid5739 28 днів тому +2

      Perhaps we should complain to Intel that were were confused as we thought it had their product in it! 😇

  • @markseagraves5486
    @markseagraves5486 Місяць тому +132

    Wow, great job. But I'm pretty sure the audiophiles will be able to hear the difference with that black nylon tie around the power inlet wires. Everyone knows black nylon wire ties sound more caramelized. White nylon ties have more open sound staging and a smoother top end....

    • @reidabney2915
      @reidabney2915 Місяць тому +5

      😂

    • @paulmichaelfreedman8334
      @paulmichaelfreedman8334 29 днів тому +10

      And the plastic standoffs have much less capacitance than metal ones.

    • @gibbogle
      @gibbogle 29 днів тому +1

      Brilliant!

    • @theelmonk
      @theelmonk 29 днів тому +6

      But what about all the other colours available ? We need to know!
      (My money's on waxed string)

    • @davidg3944
      @davidg3944 29 днів тому +11

      @@theelmonk Waxed string - good enough for the Apollo missions, good enough for me.

  • @TheScreamingFrog916
    @TheScreamingFrog916 11 днів тому +4

    Hello from the USA 🙂
    As a retired electronics tech/repair man, who still fixes things for myself and friends...
    I can say with confidence that your repair skills are top tier. Best I have seen on UA-cam.
    Love your technique for finding the shorted cap, with a thermal camera. Brilliant!
    Thanks for sharing this video. Best wishes for your continued success.

  • @geoffstrickler
    @geoffstrickler 26 днів тому +12

    Thanks for reposting it, never heard of Mend It Mark before Louis Rossmann’s video about it, and it’s so great to see other UA-camrs supporting him.

    • @NickT6630
      @NickT6630  25 днів тому +1

      Thanks for watching and supporting Mend It Mark.

  • @DavidLightman
    @DavidLightman Місяць тому +103

    Streisand effect, if Mark wasn't famous until now, now he will be! hehe, GOOD! (i have been following him for the past 2 years and it is a top notch electronics content creator)

    • @DavidFRhodes
      @DavidFRhodes Місяць тому +18

      he had just reached 100k subs when the video was taken down. now he has 120K. winning!

    • @paulmichaelfreedman8334
      @paulmichaelfreedman8334 29 днів тому

      @@DavidFRhodes He's already very active in his MiM community, via his website.

  • @kevinoneill2170
    @kevinoneill2170 Місяць тому +40

    Love to see all these other channels reuploading this and supporting Mend It Mark!

  • @donkultgen4643
    @donkultgen4643 Місяць тому +50

    Glad I watched the whole thing, so I know where the cardboard went!!

    • @dougle03
      @dougle03 Місяць тому +12

      Expertly matched cardboard for a wider soundstage.... lol

    • @NickT6630
      @NickT6630  Місяць тому +9

      Only the finest audiophile cardboard 😂😂😂

    • @miczbik
      @miczbik 28 днів тому +5

      Sen this cardboard and couldn't believe it ! This is an absolute joke of a put together piece. Stuff like that is done for first build not a 20k customer product. And the rest is absolute scam as well.

  • @nikibordeaux
    @nikibordeaux 23 дні тому +8

    I'm watching Mend It Mark's channel since he had probably 3 or 4000 subscribers. I'm a complete idiot when it comes to electronics, but I find Mark is such a unique and positive person, I enjoy his videos nonetheless. And it's clear as day even for me he's a pro in what he's doing. Seeing the support he gets after that ridiculous copyright claim warms my heart because I can't think of anybody deserving it more than he does.

  • @doobresick
    @doobresick Місяць тому +25

    Great job Mark, your care and attention is second to none. No-one else would take the time and energy to go the extra mile. Nothing here is copyrightable.

    • @thomasmleahy6218
      @thomasmleahy6218 Місяць тому +6

      Can't stop an owner of electronics from getting it repaired, can't shield a creator from well deserved embarrassment when everyone sees what a shlock operation he has.

  • @phillbrown3823
    @phillbrown3823 Місяць тому +36

    I wonder how many times I will watch this, I usually watch Marks videos several times and currently really enjoying each re-upload of this one. Thank you for this and let’s hope they keep coming.

    • @NickT6630
      @NickT6630  Місяць тому +4

      Your welcome. Ive learnt so much from watching Marks videos.

    • @searchiemusic
      @searchiemusic Місяць тому +3

      @@NickT6630 i loved this one so much so cannot thank you enough

    • @NickT6630
      @NickT6630  29 днів тому +1

      @@searchiemusic Your welsome. Thanks for watching and supporting Mend It Mark.

  • @Micjoh
    @Micjoh 29 днів тому +62

    Tom Evans is going to regret his fake copyright strike

  • @thecasualcitizen492
    @thecasualcitizen492 Місяць тому +24

    Thank you for posting this video in support of Mend It Mark and Louis Rossmann. I have been a Rossmann fan from way back.

    • @NickT6630
      @NickT6630  29 днів тому +1

      Me too. Thank you for supporting.

  • @CuttinChopps
    @CuttinChopps 28 днів тому +18

    THANK YOU FOR SUPPORTING MARK! I hope people continue to keep posting this everywhere. Bully gets karma and then some, time to rebrand tom! LOL

    • @NickT6630
      @NickT6630  28 днів тому

      Thanks for watching and supporting Mark 🙂

  • @rgoonewardene380
    @rgoonewardene380 28 днів тому +10

    Thanks for the re-post. Now off to watch another video by Mark. The Funny thing is that without the copyright strike, I would never have found Mark’s channel.

    • @NickT6630
      @NickT6630  28 днів тому

      Thanks for watching :)

  • @phrayzar
    @phrayzar Місяць тому +175

    It's a terribly (and cheaply) put together unit made from easily purchased off the shelf components, and made recreating a fairly commonly used design. The erasing of part numbers of the components is really just hiding how cheap they are rather than how incredibly revolutionary they are. The blurb on the website sounds like a mixture of delusion and pure grift. I have never seen something that poorly put together coming out of china for reference. Hopefully this little controversy will expose just how this company operates.

    • @sonmistful
      @sonmistful Місяць тому +30

      Totally agree. For 25k, I'd expect thick, gold plated circuit board, nicer standoffs, no fabricobbled stuff like 8 copper wires holding a daughterboard, nevermind the cable management or lack thereof.
      Seriously, for 25k, you could build a really, really nice unit. Doesn't change the tech much, but let's face it, audiophiles are not all about the tech.
      Picture a clear perspex cover, a matte black PCB with gold coating, well laid out white silkscreen,
      channels for wire routing machined into the base/sides to keep everything clutter free, maybe do it motherboard style, with the individual daughterboards standing vertical, connected via a PCI type connector. It certainly could be made to look incredibly nice, if money was no object (which it isn't, at this price point for otherwise basic parts).

    • @dougaltolan3017
      @dougaltolan3017 Місяць тому +10

      @@sonmistful If you can see inside it, its gotta have valves.

    • @cburgess5294
      @cburgess5294 29 днів тому +15

      The guy knows his market.
      He probably built one for himself and showed it to his fellow enthusiasts who were impressed by the sound quality and look of the unit.
      As a custom-made object, he can charge whatever people are willing to pay and I am sure no one who can afford to pay 25K for a phono preamp would every consider opening it up to look inside.
      It probably takes him a month to build one from scratch (which explains the limit) and if he sells 10 of them a year, he makes $250K for basically doing his hobby. Not only that, but he creates scarcity, increasing the perceived value and rarity of the unit - which is key to selling into this market.

    • @garysmcdermott
      @garysmcdermott 29 днів тому +7

      I am surprised the manufacturer did not encase the entire thing in epoxy to make it heavier and completely unrepairable... not to mention to would have prevented most of the shipping damage in the first place

    • @TassieLorenzo
      @TassieLorenzo 29 днів тому +2

      @@cburgess5294 I guess it has it's place, but to use the car analogy this Tom Evans pre-amp comes across a lot more "low volume TVR made (badly) in shed" than "low volume Zonda made (well) in shed"!
      There has been a lot of inflation over 20 years, but TVR would you sell a whole Speed Six car for £35k in 2004 let alone just a phono pre-amp...

  • @pauldabassplaya
    @pauldabassplaya 28 днів тому +39

    Streisand anyone? This guy is top notch. I wouldn't have seen this vid if it wasn't for the copyright claim. Thanks to Tom Evans, I learned a thing or two.

  • @Bassotronics
    @Bassotronics 27 днів тому +5

    Thanks for the upload! All sketchy companies should be held accountable for their nonsense!

    • @NickT6630
      @NickT6630  27 днів тому +1

      @@Bassotronics Thank you for watching and supporting Mark. The outcome of all this will be so many more people will be more carefull about believing the claims of so called "Hi End - high price" manufacturers.

  • @wizrom3046
    @wizrom3046 Місяць тому +77

    I design electronics for a living.
    There are SO many things wrong with this design, even just looking at the physical construction and layout, lack of connectors, inneffective shielding, unshielded wires, non metal cabinet, capacitor choices...
    The list of bad design decisions goes on forever and that is BEFORE I even knew about the actual circuits he has used.
    All the obvious design decisions look like they were to make the product CHEAP. Like lack of connectors, cheap wire, and dodgy copper PCB "shields" and the plastic case. If the manufacturer had spent an extra $100 on components and case this product would have been many times more professional...

    • @xavierayayaell546
      @xavierayayaell546 29 днів тому

      The lack of connectors could be justified to some degree by minimising the contact resistance throughout all conductive paths - audiophiles love all this voodoo.

    • @katho8472
      @katho8472 26 днів тому +2

      I am only a hobbyist and never I have seen so many ugly-yellow tantalum caps in one place, nor have I ever seen scratched off markings, or so many plastic standoffs...

    • @theosmit6366
      @theosmit6366 24 дні тому +1

      I would concur. It seems like the performance attained by designer/builder's extreme efforts to "match everything" would likely be able to be matched simply by implementing a more robust design in the first place, coupled with proper shielding of the interconnects.
      I design consumer electronics, but our mass-production stuff still is required to attain performance that approaches the theoretical noise floor. And it does, while being able to be built on a surface mount line by automated equipment. Audiophile "hand built" stuff with leaded components on a two-layer PCB does not measure up.

    • @wizrom3046
      @wizrom3046 24 дні тому +1

      @@theosmit6366 agreed, "matching components" is almost meaningless with modern amp designs because the large amounts of negative feedback give a really low distortion result, regardless of slight differences in component values. Back in the 1960's when an amp had 25 transistors in it, then hand picked transistors might have been justified, but not with modern IC amp designs.
      Over the years I have had the pleasure of repairing some really high-end audio amps from some of the world's best designers ie; Sanyo, Sony, Grundig etc and one thing you never see in those expensive amps is high density component placement (tons of parts crammed together) because it can cause coupled noise, parasitic oscillation etc. In those superb designed amps, the components are more widely separated and there are usually small tin plated shields over parts of the circuitry etc. Fixing those amps usually meant unsoldering a lot of small metal shields off the top and bottom of the PCB just to get access to the components.
      The first thing I noticed about the PCBs in this video is that they seem to be really high density with no close shielding (no I don't include those silly copper shields floating far about the pcb). So even at first glance, it looks like the designer has zero experience with high-end audio equipment.
      I couldnt even see if those copper "shields" even had a grounding wire attached...

  • @Mulch5640
    @Mulch5640 Місяць тому +62

    Imagine charging 25k for nylon, hot glue, perspex, and example circuits from chip manufacturers

    • @KellyR-qx7wn
      @KellyR-qx7wn Місяць тому +9

      Build quality would be far far better if he used the chip manufacturers demo boards as well!

    • @rpb424
      @rpb424 29 днів тому +2

      Don’t forget cardboard 😮

    • @KellyR-qx7wn
      @KellyR-qx7wn 23 дні тому

      @@rpb424 And not just any cardboard. The real cruddy stuff they use to package a $0.0003 part on AliBaba

  • @myke49
    @myke49 2 дні тому +1

    Loved the dead CAP at the end. Brilliant. Oh that you were in Australia. Sigh. Mike in Oz

    • @NickT6630
      @NickT6630  2 дні тому

      Thank you for watching and supporting Mend It Mark 👍

  • @peteracton1515
    @peteracton1515 29 днів тому +19

    Watched this originally and re-watching to support Mark. Great work as always.

  • @TheSaabClinicUK
    @TheSaabClinicUK 25 днів тому +5

    It was really great of Mark to show everyone how to repair this £250 pre amp.

  • @Jammerk40
    @Jammerk40 27 днів тому +11

    I'm glad to see the video back on your page! It shouldn't been taken down because you never did anything wrong!

  • @MrMike3137
    @MrMike3137 29 днів тому +13

    Bravo. Thank you for re-posting this. Mark is the best tech I've ever seen. I've been doing electronics service for 50 years. I wish I had half his knowledge. The way he just goes at it is incredible.

    • @NickT6630
      @NickT6630  29 днів тому

      Thank You for supporting Mark

    • @brunosmith6925
      @brunosmith6925 28 днів тому +2

      I subscribed to MiM 2 years ago, and know NOTHING about electronics. I watch it because he is so inspirational - tackling problems with a clear head, logical pathway, and showing us mere mortals that the APPROACH to a problem is the most critical part of solving it - whether it's electronics or not. Nowhere in this video does Mark chastise Evans - he points out the facts. It's then up to the viewer to make judgements. In this manner, Mark is a consummate professional.

    • @NickT6630
      @NickT6630  28 днів тому

      @@brunosmith6925 Yup.. Agree totally 👍

  • @wlrIII
    @wlrIII Місяць тому +17

    Thanks for supporting Mark!

  • @winniewotsit4452
    @winniewotsit4452 12 днів тому +3

    Mastergroove gets Mark's masterclass treatment. Brilliant - thanks for posting.

    • @NickT6630
      @NickT6630  12 днів тому +1

      Thank you for watching and supporting Mend It Mark 👍

  • @PeterDyall-bn7ut
    @PeterDyall-bn7ut Місяць тому +15

    Thank you for re-uploading this excellent and informative video. And well done for being supportive of Mark who is such a decent person.

  • @andyk9685
    @andyk9685 26 днів тому +6

    Keep smiling and carry on. Thanks !

  • @angrydenham4117
    @angrydenham4117 26 днів тому +2

    Brilliant Engineer.. Plenty of skills and a good workshop. Hats off to you Mark..

  • @davidrumbelow
    @davidrumbelow 20 днів тому +1

    I built an excellent pre amp way back in the late 1960 s using 10 transistors. Great sound. Plans came in a magazine. I really appreciate and enjoy your work. Sadly I had to give up as I developed an allergy to solder resin smoke. So I watch your work with Great interest. Thanks

  • @wasdaletimelapse7658
    @wasdaletimelapse7658 16 днів тому +2

    Thanks for re sharing, It was mentioned to me by a friend that had watched it this morning, glad I found it.

    • @NickT6630
      @NickT6630  15 днів тому +1

      Thank You for watching and supporting Mend It Mark 👍

  • @springrollwang4441
    @springrollwang4441 Місяць тому +34

    The most famous Preamp in the world!!

  • @pauldery7875
    @pauldery7875 25 днів тому +5

    Thank you for the re-upload. Mend it Mark is a good man.

    • @NickT6630
      @NickT6630  25 днів тому +1

      @@pauldery7875 Thank you for watching and supporting Mend It Mark.

  • @barskuleli8612
    @barskuleli8612 29 днів тому +17

    Thank you for re upload this 25.000$ thrash. Thanks for support to Mark also. Everybody need to see this scam…

    • @NickT6630
      @NickT6630  29 днів тому +2

      Thank you for supporting Mend It Mark also.

  • @orac229
    @orac229 Місяць тому +26

    Well done for supporting Mark

    • @NickT6630
      @NickT6630  Місяць тому +3

      Thanks for watching

  • @johnrob6132
    @johnrob6132 5 днів тому +1

    Just found your channel. I know nothing about electronics, but I sit transfixed watching you at work and your expertise as you bring these pieces of equipment back to life. I think £25000 for a pre amp like this is a bit of a joke. How does he sell these things? Who buys them? I believe it`s a case of the kings new coat and are sold to people with more money than sense. He tried to set you up to fail on this repair and the fact you did it must be a blow to his ego. Keep the videos coming.

  • @melike1984
    @melike1984 29 днів тому +16

    ITS BACK ! to watch twice ..... Thanks Tom Evans we get to see it again.

  • @planetpeckham1
    @planetpeckham1 Місяць тому +13

    Good to see this back up! Well done Nick.

    • @NickT6630
      @NickT6630  Місяць тому +1

      Thanks for watching

  • @Smokkedandslammed
    @Smokkedandslammed Місяць тому +20

    Tom Evans was outclassed and out gunned and he big mad lol

  • @tomhill4003
    @tomhill4003 22 дні тому +4

    Thanks for re-posting! Hats off to Mend-It-Mark!

    • @NickT6630
      @NickT6630  22 дні тому +1

      Thanks for watching and supporting Mend It Mark.

  • @HeliShed
    @HeliShed 7 днів тому +3

    Thanks for reuploading - only just come across MiM and I absolutely love it, purely I think because I haven't got a clue what he's talking about but................... crucially, it is interesting and he keeps me interested. As for this Tom Evans Garbage, which make no mistake it is, £25k for this is criminal and so, is his unfounded copyright strike. .................. 'shimmed with pieces of cardboard',,,,,,,

    • @NickT6630
      @NickT6630  7 днів тому +1

      Thank you for watching the video and supporting Mend It Mark. Ive learnt lots of things from MIM even as someone who has been in to electronics for a very long time.

    • @HeliShed
      @HeliShed 7 днів тому +1

      @@NickT6630 Welcome pal - subb'd to you to support - looks like you got a great channel yourself mate.

    • @NickT6630
      @NickT6630  7 днів тому +1

      @@HeliShed Thanks! I subb'd yours too as I enjoy radio controlled models a lot! I'm in to RC cars, but interested in helicopters, planes too.

    • @HeliShed
      @HeliShed 7 днів тому +1

      @@NickT6630 sure you'll find something interesting in there pal. I try not to be too serious with it all - it is by its very nature 'serious' per se.

    • @NickT6630
      @NickT6630  7 днів тому

      @HeliShed flying helictopters is rather serious but a little humour is very welcome 🙂

  • @quanchyplimp
    @quanchyplimp Місяць тому +45

    Thanks for uploading this NickT6630!

    • @NickT6630
      @NickT6630  Місяць тому +3

      Your welcome 🙂

    • @rcary
      @rcary Місяць тому

      @@NickT6630 I shared this YT link in Marks video where he explains the copyright strike against him. I hope thats ok? If not i will delete the comment. Your channel may get some more exposure though, which could be good. 😀

  • @Popeyes66
    @Popeyes66 29 днів тому +13

    Thanks for reuploading this and risking your channel.
    UA-cam should reconsider their judgment on Mark's original video .

    • @NickT6630
      @NickT6630  29 днів тому +2

      Thanks for supporting Mend It Mark.

  • @costaricafamily
    @costaricafamily 9 днів тому +1

    mend it mark, in these times of obsolescence it is incredible how you do magic with your knowledge saying there is a solution or at least let's try it and you make our day! Good luck!

  • @gminor680
    @gminor680 Місяць тому +7

    Brilliant. Thanks for re-uploading. I was lucky enough to watch the original upload (during the few days it was there), as well as many other of Mark's videos - excellent guy. Saw your brief video of a couple of days ago & was not at all surprised to see this here now. Thanks again.

    • @NickT6630
      @NickT6630  29 днів тому +1

      Thank you for supporting Mend It Mark.

  • @Drinkyoghurt
    @Drinkyoghurt Місяць тому +10

    Legend! Already watched this when it first came out but here to get this trending again.

    • @NickT6630
      @NickT6630  Місяць тому

      Thanks for supporting Mend It Mark

  • @Stefan_Van_pellicom
    @Stefan_Van_pellicom 29 днів тому +10

    Thanks man! Hope there’s 100 more youtubers who share this.

    • @NickT6630
      @NickT6630  29 днів тому +1

      Thanks for watching. In the description below the video I have added all the people who have shared and supported Mend it Mark.

  • @KeithCobby
    @KeithCobby 12 днів тому +3

    Music by Khruangbin, props on the repair Mark 👏

  • @MARTINA-gc3tq
    @MARTINA-gc3tq Місяць тому +22

    Tom Evans stuff reminds me of the story of the king with no clothes.

  • @nwaelder
    @nwaelder 13 днів тому +2

    Loving the final audiophile disco schmaltz test run. It really captures the quality of this monstrosity.
    The tech Mend it Mark is as skilled as he is humorous.

  • @ps-ri2qk
    @ps-ri2qk Місяць тому +24

    Electrically (on paper) it is probably an excellent sound amplification design with very low signal distortion; but the physical/mechanical engineering execution part looks like Billy built it in his garage from a kit. The reliability certainly comes into question, never mind at anywhere near that price point. Cardboard filler holding the case rigid, wow. I can see why they don't want anyone else touching them. Excellent diagnosis, repair and cleaning up the broken bits there too!

    • @DaftyBoi412
      @DaftyBoi412 Місяць тому +3

      That's not cardboard filler, that's the hyper sonic nano fiber dampning system!!! xD

    • @leodf1
      @leodf1 Місяць тому

      The card was to stop any rattle.

    • @MarkTillotson
      @MarkTillotson 24 дні тому

      Never seen a kit that shoddily made mechanically - how many have died the same way in transit I wonder? And the screening arrangement is laughable. £25k would buy a lot of EM compliance testing...

  • @electrajojo
    @electrajojo 29 днів тому +1

    Trevor I have so much respect for you I vow to never say a negative thing ever about any of your videos again! You are the man!!! Thank you for supporting one of the best electronic specialist on the planet! Merry Christmas Trevor!

  • @slinkytreekreeper
    @slinkytreekreeper 29 днів тому +4

    Real Skills, pleasure to watch you diagnose and thanks for documenting

  • @brrrt6666
    @brrrt6666 Місяць тому +5

    Mark just found a new fan in me.
    When he was getting out the polishing wheel, i was cheering for him to rub that salt deep!

  • @noe3024
    @noe3024 Місяць тому +108

    £25,000 for some LM7812CT, LM7915CT, a few OP-amps, stock RCA jacks, and ruinous tantalum capacitors? Those "esoteric" electronic parts are sold by weight in some Guangdong back-alley or Akihabara. Puleeeze.....

    • @shobley
      @shobley Місяць тому +5

      Agreed. But... what else is it going to be? I've built tube amps... but I still have to go through back alleys to get the parts. Nothing magic about any of it really. I'd be interested in seeing what other manufacturers do to justify the cost.

    • @noe3024
      @noe3024 Місяць тому +7

      @@shobley TE probably hand-soldered each joint, then stepped back to admire it. The 25,000 figure represents his manhours. Note that in the product literature, "only 10 such preamps are made yearly"..... we mere electronic enthusiast mortals are not in the same snake oil league, it seems😀

    • @zebo-the-fat
      @zebo-the-fat Місяць тому +5

      Does anyone know what the bank of dip switches are supposed to do? Are they actually connected to anything?

    • @Drinkyoghurt
      @Drinkyoghurt Місяць тому +7

      Don't forget that it was all hand matched, which definitely adds a day or two, maybe even a week into the production process and all the sanding off IC numbers probably adds a lot to that bill too. I don't think the circuit is bad, just not worth anywhere near 30k euros in that cheap housing.

    • @paulmichaelfreedman8334
      @paulmichaelfreedman8334 29 днів тому +1

      betting the primary supply coil is the most expensive part of the4 thing by far.

  • @obelusyt
    @obelusyt Місяць тому +9

    Thanks for the Re-Up, although is clear why the manufacturer striked it, it's highly informative. I've leaned a lot, beside the "Don'ts"

    • @NickT6630
      @NickT6630  Місяць тому

      Your welcome. Indeed its a very educational video of do's and don'ts

  • @demesisx
    @demesisx 29 днів тому +5

    Streisand Effect subscriber here!
    Wow. Such a great repair. Then you capped it off by bumping Khruangbin! 🤘🏽

  • @MartinPGrindrod
    @MartinPGrindrod Місяць тому +35

    Tom Evans also designed the Finestra preamp - a dealer said they could only use it when the taxi firm next door weren't using their two way radio as it broke through - 😂

    • @NickT6630
      @NickT6630  Місяць тому

      🤣🤣🤣

    • @Brannigan777
      @Brannigan777 29 днів тому +11

      Which reminds me of a question I had. Why is an "audiophool quality" preamp not in a metal enclosure? If plexi is so beautiful, then why not an internal shield, like a lot of gear? Sure, the blank PCBs help but it is far from perfect coverage for something that is supposedly tweaked to perfection by men with long grey beards surrounded by a host of virgins.

    • @Elberto71
      @Elberto71 29 днів тому +5

      ​@Brannigan777 it didn't even have shielded cables inside, just crappy cables flapping in the breeze 😂

    • @Brannigan777
      @Brannigan777 29 днів тому +6

      @@Elberto71 Yeah, pretty amazing. Evans goes through the trouble of reducing silicon noise using a summing amplifier (often used in voltage references) and yet completely ignores best practices such as what you mention, which would be all that more important in a plastic box. It would be interesting to test that P.O.S. near dimmers, mobiles and such.

    • @fieldpictures1306
      @fieldpictures1306 28 днів тому +1

      @@Brannigan777 Exactly, the parallel PCB boards create a wave form which directs and intensifies the injected interference. If its used to prevent crosstalk between L and R channels, then why the one on the top? Amateur hour for sure. I've built better DIY stuff for myself in my basement.

  • @Organdude
    @Organdude Місяць тому +17

    Mark is a genius! Just watched the whole video as I had only watched the first half on Mark's channel before he had to take it down. Thanks for re-uploading it here.

    • @NickT6630
      @NickT6630  Місяць тому +1

      Thanks for watching and supporting

  • @peldan5041
    @peldan5041 12 днів тому +1

    Ogni frase o descrizione del ampli.é una pugnatata.Bravo.

  • @ramalama9650
    @ramalama9650 Місяць тому +109

    Mr Evans didn't expect this, did he?
    100 quid school project dissected.

    • @NickT6630
      @NickT6630  Місяць тому +15

      I remember my school project... I built a stereo amplifier consisting of a phono pre-amp stage, tone and balance and volume controls and a 15 watt power-amp stage all built in to a cardboard box. It didnt look great but it worked well. And it cost me under a £100 to build.

    • @ramalama9650
      @ramalama9650 Місяць тому +16

      @@NickT6630 You missed a trick there, you could have shifted them for 25k a throw! 😉

    • @NickT6630
      @NickT6630  Місяць тому +7

      @@ramalama9650 😂😂😂

    • @PedroDanielLopesFerreira
      @PedroDanielLopesFerreira Місяць тому +4

      ​@NickT6630 I did something similar, but without the pre-amp (much simpler), and a relay based input selector based on a TTL 7490 counter. It was good fun to test it all on a breadboard, made a few mistakes on the circuit boards design, but ultimately it did work and I actually used it in a dorm room for a few years until it finally blew an output stage.

    • @einsteinscat1591
      @einsteinscat1591 Місяць тому +1

      That much!!! :-O

  • @robertw1871
    @robertw1871 27 днів тому +1

    Thanks for helping Mark out… Such a great guy deserves huge community support. We’ll bring as many as necessary to force the issue and get him some justice! I’m willing to fly to the dealerships with a megaphone, can’t stop us all brother! Tom messed up!

    • @NickT6630
      @NickT6630  27 днів тому

      Thank you also for supporting Mark. We are stronger together.

  • @ZeroStatic
    @ZeroStatic Місяць тому +78

    I hope that youtube will do the right thing and remove the censorship pretending to be copyright by this clown manufacturer. He should be banned from UA-cam copyright infringement claims forever. 100% support for Mend it Mark, he is real and not a snake oil salesman. ❤

    • @HansDelbruck53
      @HansDelbruck53 Місяць тому +10

      UA-cam is renowned for never doing the right thing.

    • @tux1968
      @tux1968 Місяць тому +5

      UA-cam apparently told Mark that he would have to get his own lawyer and deal with the copyright claim directly with Tom Evans.

    • @NickT6630
      @NickT6630  Місяць тому +12

      ​@@tux1968Louis Rossmann picked up on the video and offered to take on the legal case.

    • @tux1968
      @tux1968 Місяць тому +5

      @@NickT6630 Yes. Louis promised to post the video, as a challenge to Tom Evans. But still hasn't posted it yet.

  • @CatFish107
    @CatFish107 9 днів тому +2

    "Has that homemade feel to it." LOL

    • @NickT6630
      @NickT6630  8 днів тому

      @@CatFish107 home made feel that should never have been considered ready for selling at £25,000

  • @PM-yz8fx
    @PM-yz8fx 28 днів тому +3

    Mark is an absolutely stellar man, thanks for reposting the video

    • @NickT6630
      @NickT6630  28 днів тому

      Thanks for watching and supporting Mend It Mark

  • @ColinWatters
    @ColinWatters 15 днів тому +1

    I'm a retired Electronics Engineer. Nice job on the repair. Hope it survived the trip back to the customer. International shipping can be tough on any kit. I hope it had a metal flight case. I''m not a fan of those nylon stand-offs. Nothing wrong with them in normal use but if the kit is dropped the tall stack can move like a tower block in an earthquake.

  • @Chris-pv2ht
    @Chris-pv2ht Місяць тому +12

    Absolutely brilliant what Mark can do, he certainly knows his trade and he is such a nice chap. Shame on Tom Evans

  • @geraldcrook9504
    @geraldcrook9504 26 днів тому +1

    Mark, I reckon the manufacturer would have charged around £1000 . Going on the ridicules price they charge for the amp in the first place. Now about your video. I think you are absolutely amazing how you show step by step looking through the what and why this amp is not working. Brilliant I must say. Many thanks for a great video. Gerald

    • @NickT6630
      @NickT6630  26 днів тому

      Thanks for watching and supporting Mark. You should post your comment on Mend It Marks video as he might not see it here.

  • @simonnoble2345
    @simonnoble2345 Місяць тому +184

    Tom Evans has been a twat towards mend it mark, but the sad fact is that a market exists for this type of gear. Some people equate price with value, and get their pleasure from feeling superior about how much they paid, rather than the actual quality or performance.

    • @richardgray8593
      @richardgray8593 Місяць тому +19

      And we call these people as they call themselves -- audiophiles.

    • @mickeythompson9537
      @mickeythompson9537 Місяць тому +14

      "The price _is_ the product."

    • @Drinkyoghurt
      @Drinkyoghurt Місяць тому

      @@richardgray8593 The rest calls them audioidiots, or wait, audiodumbasses? No...think it was audiofools.

    • @tommusikauswahl1066
      @tommusikauswahl1066 Місяць тому +1

      Are you really able to judge the Quality of this Pre Amp? Or just the ordinary jealous Troll?

    • @richardgray8593
      @richardgray8593 Місяць тому +19

      @@tommusikauswahl1066 Dude, just look at the construction. Even if the design happened to be the most genius ever, the shoddy build quality speaks volumes. I doubt that even Elon Musk would choose this amp over something way less spendy.

  • @JordyJayHomer
    @JordyJayHomer 7 днів тому +1

    I hope this clever, patient dude makes good money

  • @davidmaddison2628
    @davidmaddison2628 Місяць тому +7

    Absolutely brilliant repair job.

  • @eddieMurphy11111
    @eddieMurphy11111 26 днів тому +2

    thank you for putting it back on Mark Have a great Christmas and thanks for the video

    • @NickT6630
      @NickT6630  26 днів тому

      Thanks for watching and supporting Mend It Mark. The video belongs to Mend It Mark. I shared and re-uploaded the video like many others have. Mark might not see your comment on my channel.

    • @eddieMurphy11111
      @eddieMurphy11111 26 днів тому +1

      @@NickT6630 ok, i must concentrate more when reading but thanks for letting me know

  • @michaelturner4457
    @michaelturner4457 28 днів тому +3

    Happy to see many are reposting this video.

  • @PatrickFrawley-h7f
    @PatrickFrawley-h7f 10 днів тому +1

    Watched this before, love this guy. He is a really clever electronics person.

  • @robturner3065
    @robturner3065 Місяць тому +24

    This needs to be reposted ad infinitum to the eternal shame of that charlatan Evans

  • @LiquidCacheFTW
    @LiquidCacheFTW 28 днів тому +2

    So happy this is getting attention. Mark doesn’t deserve any of what’s happening.

  • @ponyforhire
    @ponyforhire 22 дні тому +2

    Thank you for this comprehensive list of re-uploads. I will have my phone play these in order and in full! while I factorio.

    • @NickT6630
      @NickT6630  22 дні тому +1

      Awesome! Thank you for watching and supporting Mend It Mark 👍

  • @leodf1
    @leodf1 Місяць тому +22

    Love how everyone has started re-uploading this. Streisand effect going to be renamed Evans effect soon.

  • @HenkVeenendaal
    @HenkVeenendaal 27 днів тому +2

    I am very glad that this video is back on UA-cam. I saw Louis Rossman's video on this too.

    • @NickT6630
      @NickT6630  27 днів тому

      Thanks for watching and your support :)

  • @jbwelda2934
    @jbwelda2934 20 днів тому +1

    thanks for reposting this and this cat is a genius, I wish I lived closer and would send him all my business! I was wondering what the hoo haa was all about and now I know. I cannot believe some snob 20k pre-preamp maker forced the original down, if I had the $$$ I sure would not spend it with them. And this whole bit about epoxying all the components to hide their values, hell, thats what all the time goes into, not engineering the circuits or layouts apparently. Thanks again to the both of ya!

    • @NickT6630
      @NickT6630  20 днів тому

      @@jbwelda2934 thank you for watching and supporting Mend It Mark. Toms work is even after being in business 20 years still at the level of amateur school project level.

  • @bvgb921
    @bvgb921 27 днів тому +2

    Glad to see the video has been reposted, MIM you did a great job repairing the amp. Now you have reversed engineered it why not release you own version but make it even better and half the price tag. I'm sure it would be a real winner.

  • @ScottGrammer
    @ScottGrammer Місяць тому +7

    Thanks for doing this, Nick.

    • @NickT6630
      @NickT6630  Місяць тому

      Your welcome. Thanks for for watching and supporting Mend It Mark.