RTL-SDR V4 - Software Defined Radio (Explained)

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  • Опубліковано 23 січ 2025

КОМЕНТАРІ • 165

  • @kb8doa
    @kb8doa Рік тому +26

    Keep in mind, that most aircraft communications (and services for them) utilize the AM mode. In your video, you had it in FM mode.
    Good job on the video, otherwise. It is nice to see that exploring radio no longer requires expensive radio scanners.

    • @RandomTeq
      @RandomTeq  Рік тому +7

      The feedback is much appreciated. My primary reason to get the device was to capture air traffic signals, and I seem to have a better luck capturing it on the WFM signal. I tried to specifically search for the information you just stated but was presented instead with countless unrelated answers. Hopefully, viewers will find your comment helpful.

    • @Graeme_Lastname
      @Graeme_Lastname 9 місяців тому +2

      That's what I came here to say. 🤣🇦🇺🖖

  • @VelcroElGato
    @VelcroElGato 3 місяці тому +2

    Thanks for the helpful video. I have played with radios when I was younger but life interferred with doing much with it in a recreational sense. Now that I have been retired for a few years, and it is 50+ years later, I am getting back into the hobby and this is a great way to have some listening fun using my home built computer.

    • @RandomTeq
      @RandomTeq  3 місяці тому

      I wish you a happy and fun retirement. Best of luck to you 👍

  • @KD0MMF
    @KD0MMF Місяць тому +1

    Before I've even seen your video, I appreciate the level of professionalism in your production of the video, not easy, nice work!

    • @RandomTeq
      @RandomTeq  Місяць тому

      Thank you very much for your support!

  • @SteveH-TN
    @SteveH-TN Рік тому +5

    Thanks for sharing this video ! I just ordered one on Amazon with delivery estimated in 4 days..
    This will be my second SDR.

    • @RandomTeq
      @RandomTeq  Рік тому +1

      Hey Steve, thanks for tuning in! Great hobby with a lot to explore. Once you're comfortable using it, you can explore the wideband LNA, which is a device that works with SDR devices and helps capture satellite images.

    • @erin19030
      @erin19030 7 місяців тому

      Send it back its a hoax

  • @Stephen-J-in-IA
    @Stephen-J-in-IA 9 місяців тому +6

    This is a very informative video. The installation portion has been especially useful to me.
    I can that tell you have invested a significant amount of time in research and production.
    Thank you and 73s!

    • @RandomTeq
      @RandomTeq  9 місяців тому

      I appreciate you, Stephen. Very kind. Thanks for dropping by.
      73s.

  • @joeyjamison5772
    @joeyjamison5772 7 місяців тому +4

    Good video. I just bought one today and will be back here when it arrives to do the installation.

  • @RicardoTrevisan
    @RicardoTrevisan 2 місяці тому +2

    Mine arrives tomorrow. Thanks for the content, helped a lot. Until now, was listening with a UV5R, while studying to obtain the license. I think it'll enhance the experiments.

  • @Swede_4_DJT
    @Swede_4_DJT 9 місяців тому +5

    Greetings from Sweden!
    You, Sir, just got yourself a new subscriber 🎉

    • @RandomTeq
      @RandomTeq  9 місяців тому

      Thank you so much, Phil! Greetings back to my viewers in Sweden 🇸🇪

  • @DavidHill-x3u
    @DavidHill-x3u 3 місяці тому +2

    Great little tutorial for getting started with the device! Way better than the RTL vendor supplied with the unit. Essential for me to get it working. Thank you.

    • @RandomTeq
      @RandomTeq  3 місяці тому

      Thank you David, best of luck to you.

  • @jkrjhn8
    @jkrjhn8 10 місяців тому +2

    Fantastic video, thanks for taking the time to produce it!

    • @RandomTeq
      @RandomTeq  10 місяців тому

      Thank you so much!

  • @hairypaulmm7wab195
    @hairypaulmm7wab195 7 місяців тому +3

    Have a few RTLSDR dongles. Very handy for general coverage multi mode receive. Easy to setup as secondary receiver for a HAM station to provide a form of diversity reception. Have also been using the V3 RTLSDR with very small vertical antenna to receive local noise signals (QRM) for notch filtering and phase shift noise cancellation when chasing weak signal QRP stations. Another is used with mag loop antenna for 3-way diversity reception on HF. Very handy bits of kit. Have Fun !

    • @truck-stop_abortionclinic
      @truck-stop_abortionclinic 7 місяців тому

      So very cool... I just set mine up and am slowly learning how to use it. What are my chances of listening to the trunked radio signals of my local FL police department? And most specifically, the police helicopter's I often hear overhead at night?

  • @jcp312
    @jcp312 11 місяців тому +5

    Many Thanks, you've been most helpful in getting me running 😀

    • @RandomTeq
      @RandomTeq  11 місяців тому

      Thank you so much for the feedback!

  • @lohitsinghi2674
    @lohitsinghi2674 7 місяців тому +2

    could you give advice about the different types of antenna to use, for what frequency. and is there a way to start auto scanning all frequencies ?

    • @RandomTeq
      @RandomTeq  7 місяців тому

      This is an antenna rated for 160KM/ 100 miles.
      s.click.aliexpress.com/e/_DkXnTqf
      As for the auto scanning, it's not built in the software, so it requires a bit of tinkering. Here's an article that walks you through the process.
      github.com/shajen/rtl-sdr-scanner-cpp

  • @HellHound___0
    @HellHound___0 11 місяців тому +3

    Im going to order this weekend Im excited to start using it

    • @RandomTeq
      @RandomTeq  11 місяців тому +1

      Order on eBay or Amazon, Aliexpress will delay shipping due to the Chinese spring break.
      Let us know how it goes once you set it up.

    • @HellHound___0
      @HellHound___0 11 місяців тому

      @@RandomTeq I definitely will and Thanks for sharing the links too I appreciate it I'm going to start using it with my Ubuntu/linux machine

    • @RandomTeq
      @RandomTeq  11 місяців тому +1

      I have a video coming soon on signal strengthening device for the SDR, more stuff on SDR if you enjoy this one.

    • @HellHound___0
      @HellHound___0 11 місяців тому

      @@RandomTeq Sounds good I will definitely be watching as I'm still new to this stuff good videos by the way

    • @erin19030
      @erin19030 7 місяців тому

      Save your money

  • @michaelmannel9534
    @michaelmannel9534 Рік тому +32

    The antenna is completely in the wrong place! The PC interferes quite strongly on many frequencies. It is better to place the antenna as far away from the PC as possible.

    • @RandomTeq
      @RandomTeq  Рік тому +6

      Hey Michael, Thanks for the advice. I've had a better signal when away from the PC, but I just attributed it to a bad signal. It makes sense.

    • @htx5649
      @htx5649 Рік тому +1

      @@RandomTeqIt’s better to put antenna outside

    • @nortonis3565
      @nortonis3565 Місяць тому

      IS this device shielded, even the antenna is away, the interferance form the EMF must be very high that near a computer, better use usb extend cable ? I mean i remember some soundcards for computers had shielding around them etc against the emf

  • @MJ-lm7ne
    @MJ-lm7ne Місяць тому

    very comprehensive as this stuff seemed very daunting to me as i am a ham and have been for 20 years but digital signals can only be listened to locally by rtl-sd4r

  • @Ovie2008
    @Ovie2008 2 місяці тому

    Very nice, concise and straightforward.. thanks a lot

    • @RandomTeq
      @RandomTeq  2 місяці тому

      Thank you for your kind words!

  • @markregul
    @markregul Місяць тому

    Colleagues, tell me how to add plugins in new versions (1920)?
    In old versions there was a Plugins.xml file, and plugins had magic lines and dll files in the description.
    Please give detailed instructions. Thank you.

  • @Cashmere555bab
    @Cashmere555bab 2 місяці тому

    Great breakdown and explanation of SDR.
    👌

    • @RandomTeq
      @RandomTeq  2 місяці тому +1

      Thank you very much for your kind comments and support!

    • @Cashmere555bab
      @Cashmere555bab 2 місяці тому

      @RandomTeq
      You're welcome.
      Keep up the good work.

  • @acestudioscouk-Ace-G0ACE
    @acestudioscouk-Ace-G0ACE 7 місяців тому

    An informative and well produced video, thank-you.

    • @RandomTeq
      @RandomTeq  7 місяців тому

      Appreciate you 🙏

  • @KH07734
    @KH07734 10 місяців тому +1

    I have 2 V3 versions that work fine but the V4 black version does not bring in any signals. Is there any software switches or settings I may be missing?

    • @RandomTeq
      @RandomTeq  10 місяців тому

      Do you mean it turns on, but you can't capture any signal?

    • @KH07734
      @KH07734 10 місяців тому +1

      It turns son and captures signal but nothing strong enough to use. Might have a bad one..@@RandomTeq

    • @RandomTeq
      @RandomTeq  10 місяців тому

      Increase the gain, its low be default.

    • @newtron9
      @newtron9 10 місяців тому +3

      Pretty sure the V4's need it's own driver, not the one for the v3

    • @TheQwik512
      @TheQwik512 7 місяців тому +5

      V4 requires the rtl-sdr blog driver specifically, generic drivers will not work.

  • @PreacherJohn427
    @PreacherJohn427 7 місяців тому

    Thank you so much for this great video. Following your instruction I was up and running in about 20 minutes.

    • @RandomTeq
      @RandomTeq  7 місяців тому

      I appreciate you for watching 😀

  • @davidhollfelder9940
    @davidhollfelder9940 8 місяців тому

    For HF, you need a LONG, long wire antenna, an SMA to long wire balun, and AM and FM broadcast notch filters.. and know which sampling to use.

  • @tomdonahoe3539
    @tomdonahoe3539 Рік тому +1

    I'm trying to run in Ubuntu 22.04 LTS but am having difficulty installing SDR Sharp. Any suggestions where to find LINUX instructions?

    • @RandomTeq
      @RandomTeq  Рік тому +1

      Ubuntu always seems to have issues running SDR Sharp since 20.04. Here is a solution I found online:
      Install WINE via apt.
      Install dotNET 4.8 via winetricks - force
      Install the Verdana font via winetricks
      Here's an article/page, 5 months ago, by a self-proclaimed Linux guys detailing how to run SDR Sharp with screen shots on github.com
      gist.github.com/grahamwhaley/094d62d88575141377f02fa92342fb7e
      He doesn't say which version he ran it on, but I will assume it works on the latest linux.
      Hope this helps.

    • @EvertG8086
      @EvertG8086 10 місяців тому

      Meh just use GQRX.

    • @RandomTeq
      @RandomTeq  10 місяців тому

      I checked it out, It seems like a good option. Clean interface!

  • @contra1981
    @contra1981 8 місяців тому +1

    Great video bro! This was really helpful. Thank you!

  • @vitaliykondrenko742
    @vitaliykondrenko742 11 місяців тому

    Good video to understand principles of device. But what if I need to use it as signal sender in variations of range instead? Is there options available at all or should I look at some different products?

    • @RandomTeq
      @RandomTeq  10 місяців тому +1

      Hello Vitaly, Just made a video on handheld radios, I would recommend the Quansheng Radio, it covers the entire spectrum and the most range for transmitting signal.
      amzn.to/3v4NE22

  • @tckipfe
    @tckipfe 3 місяці тому

    thanks .... was able to follow enough of this video to get things installed and working. Now to start playing with it. Mainly interested in listening in to aircraft, walkie talkies and perhaps ham radio communications. All depends on how far I want to take this possible future hobby.

    • @RandomTeq
      @RandomTeq  3 місяці тому

      It gives me pleasure to know I was able to help ☺️.
      Wishing you the best.

  • @MrBecker666
    @MrBecker666 9 місяців тому +1

    It ran but I pulled the antenna to make sure is picking up from there now it doesn't work DeviceMgr Says device is fine did I just burned it by pulling the antenna?
    Update: needed to specifically eject the RTL then it saw it again

    • @RandomTeq
      @RandomTeq  9 місяців тому

      I'm glad it worked out.

  • @newtron9
    @newtron9 10 місяців тому

    Nice job RT. I was wondering if you would be covering or have covered pairing two V4's through one antenna to pickup P25 communications, since most bigger cities are ditching Analog and going digital..........thank you!

    • @RandomTeq
      @RandomTeq  10 місяців тому

      Hey newtron, thanks for tuning in. I'm not familiar with the subject, but I'm up for the challenge.

    • @erin19030
      @erin19030 7 місяців тому

      Junk!

  • @donwon2576
    @donwon2576 8 місяців тому

    thanks for getting me up and running...i am HOOKED !

    • @RandomTeq
      @RandomTeq  8 місяців тому

      Pleasure 👍 🙂

  • @phils4634
    @phils4634 Місяць тому

    This an excellent dongle, and is a perfect device to get started in SDR. There are better (Airspy immediately comes to mind), but nothing beats RTL in terms of "bang for the buck". I have both, and I still use the RTL dongle with the laptop / tablet when on holiday (using that neat little dipole that came with the RTL kit). Invest in a decent aerial (e.g. the ubiquitous discone) and that little dongle REALLY provides a great time. If you need directionality, there are a lot of Airspy YouLoop antennas out there (that may be easily and cheaply modified to make them completely weatherproof). The RTL dongle DOES get a bit warm if used for a while - however this can be easily managed via addition of two "stick-on" extruded aluminium heat sinks, and a 90 degree USB adapter.

    • @RandomTeq
      @RandomTeq  Місяць тому

      Thank you, Phils, for your comment and advice.

    • @phils4634
      @phils4634 Місяць тому

      @@RandomTeq You (and your followers) are welcome! Have a look at the Airspy Spyverter - works with the RTL dongle too, and really stretches the useable bandwidth downwards. However to get best reception you are going to need the space to erect a decent length long line (at least 10m), so that'll be a problem for the renter or apartment dweller.

  • @hakanylmaz2767
    @hakanylmaz2767 9 днів тому

    Hello, sdr is there a model that works at lower frequencies?

    • @RandomTeq
      @RandomTeq  9 днів тому

      What frequencies exactly?

    • @hakanylmaz2767
      @hakanylmaz2767 9 днів тому

      @RandomTeq Hz ,kHz frequencies

    • @RandomTeq
      @RandomTeq  9 днів тому

      Perhaps it would help to understand what you want to use it for.

  • @bobr3541
    @bobr3541 9 місяців тому

    Best video I've seen on sdr,.

    • @RandomTeq
      @RandomTeq  9 місяців тому

      Thank you so much, Bob!

  • @georgeliquor2931
    @georgeliquor2931 3 місяці тому

    When i go to open sdrsharp a message says a problem has occured and closes program, im on windows 7

    • @RandomTeq
      @RandomTeq  3 місяці тому

      You need to install an older version of SDR Sharp. Head to the Airspy download page and look for version 1784.

  • @harryparis3326
    @harryparis3326 Рік тому +3

    Great video. Thx a lot 😊

    • @RandomTeq
      @RandomTeq  Рік тому

      Much appreciated. Thanks for dropping by.

  • @hippy9835
    @hippy9835 11 місяців тому +1

    Fantastic information and thank you for sharing this information it's very well presented and easy to follow. I had to sub as I would look forward to any rmore vids.

    • @RandomTeq
      @RandomTeq  11 місяців тому

      I appreciate it! I'm glad you liked it 😀.

  • @ronclarkson5125
    @ronclarkson5125 Рік тому +3

    Great introduction to SDR. I'd like to see some more vidios on this subject. Pulling pictures from NOAA satelites is what I'm currently trying to perfect, with the GEOS satelites being next.

    • @RandomTeq
      @RandomTeq  Рік тому +1

      I made a post on Reddit earlier and got some suggestions that made me realize that the SDR possibilities are huge indeed.
      Thank you for your encouraging words, very kind of you.

  • @chrisreid8604
    @chrisreid8604 2 місяці тому

    Thankyou very much your video got me through the installations THANKS!!!

    • @RandomTeq
      @RandomTeq  2 місяці тому

      Pleasure Chris 🙏

    • @chrisreid8604
      @chrisreid8604 2 місяці тому

      @@RandomTeq I bought this unit so I can get a waterfall display on my trusty FT767GX, yes you tap into the first If and another small buffer board is used, there is a vid out on youtube. BTW my call sign is HS0ZJB.

  • @agustawestland4434
    @agustawestland4434 10 місяців тому

    I got Error ''Cannot access RTL device'' problem. How can I fix that

    • @RandomTeq
      @RandomTeq  10 місяців тому

      I get this message when I forget to plug it to my PC. It simply means that it's not connected.

  • @mandamiddle0278
    @mandamiddle0278 Місяць тому

    Could you please create a tutorial on using ProScan software with RTL-SDR? It would be really helpful for those of us looking to get started with this setup. Thank you!

    • @RandomTeq
      @RandomTeq  21 день тому

      Will consider it in a future video. Thank you for supporting the channel 🙏 ❤️

  • @ZuluMHz
    @ZuluMHz 27 днів тому

    does it work in digital mode? such as trunking?

    • @RandomTeq
      @RandomTeq  27 днів тому

      It's a receiving only device.

  • @INFEKTO440
    @INFEKTO440 4 місяці тому

    Can this software work with windows 7? Because in my lenovo t430 are windows 7 and thinking to launch on it🙂

    • @RandomTeq
      @RandomTeq  4 місяці тому

      Yes, it doesn't require rooting and has all the necessary files tlfor it to work independently.

    • @INFEKTO440
      @INFEKTO440 4 місяці тому

      @@RandomTeq thanks, thats sound very good. At least then i will be more mobile ✌️

    • @RandomTeq
      @RandomTeq  4 місяці тому

      Best of luck to you.

  • @rodo19724
    @rodo19724 8 місяців тому

    Hi !! Greetings from Argentina !!!!!!! How can I use two Baofeng BF-999 and two arduinos to transmit and receive data over-the-air ?? Thanks !!!!!

    • @RandomTeq
      @RandomTeq  8 місяців тому

      Hello Rodolf, Thanks for dropping by. Unfortunately, your request is beyond my scope of knowledge.
      Here's a video that I found on how to transmit data via baofeng:
      ua-cam.com/video/R2hQAvhqxNk/v-deo.htmlsi=YOO_PUCAdJJZX5j2

  • @hafez591
    @hafez591 8 місяців тому

    What about the sdr-sharp for android version?

    • @RandomTeq
      @RandomTeq  8 місяців тому +1

      The company that owns the software "air spy" doesn't make an android app.

    • @Demotricus
      @Demotricus 3 місяці тому

      SDR++ (SDR plus plus) has an android version that supports many SDRs, (Just google 'SDR++ for android'), though I wouldn't recommend using a phone or tablet unless you're powering it with a PSU.
      SDR's can be heavy on batteries alone.

  • @danedewaard8215
    @danedewaard8215 Рік тому +2

    Good information video!!!! This will help others to get started in this wonderful hobby!

    • @RandomTeq
      @RandomTeq  Рік тому

      Very kind of you!! Thank you so much.

  • @nagari
    @nagari 6 днів тому

    This is windows based. Do u have a macOS download and instructions?

    • @RandomTeq
      @RandomTeq  6 днів тому

      It doesn't work on Mac. Try SDR++, it's similar and work on both Windows and Mac: www.sdrpp.org/

  • @soupdragon12345
    @soupdragon12345 23 дні тому

    What’s the difference between this and websdr ?

    • @RandomTeq
      @RandomTeq  21 день тому

      It's a software similar to AirSpy, its simple and easy to use if you're not familiar with ham radio software.

  • @RafalOnVR
    @RafalOnVR 8 місяців тому

    Big thanks for this video !

  • @pesceenrico9359
    @pesceenrico9359 3 місяці тому

    is mac osx supported?

    • @RandomTeq
      @RandomTeq  3 місяці тому

      Yes, it will work, but you need to run it through SDR++, which is a difficult software used than the one you have seen in the video.

  • @Slimhaven1
    @Slimhaven1 9 місяців тому

    Great Video as I have been struggling to get this to work. I think I found problem but not sure where to find the .zadig file as it doesn't show up in my folder and when I try to run app it says device cant be found. I am a lot closer now with your video and I thank you for that and I too have now subscribed as your explanation is very clear and concise!

    • @RandomTeq
      @RandomTeq  9 місяців тому

      Im glad I could help. Go slow with the installation and be sure to run zadig as an administrator.
      www.rtl-sdr.com/getting-the-rtl-sdr-to-work-on-windows-10/

  • @KE8ODY-WV-Ares-Ham-Dad-3O4
    @KE8ODY-WV-Ares-Ham-Dad-3O4 27 днів тому

    How much spectrum can you view at once

    • @RandomTeq
      @RandomTeq  27 днів тому

      2.4MHz at a time, for example, you can view 124.000 to 126.4000.

  • @Playerpool
    @Playerpool 9 місяців тому +1

    I just ordered from ebay !

    • @RandomTeq
      @RandomTeq  9 місяців тому

      Awesome 👌

    • @erin19030
      @erin19030 7 місяців тому

      You just got scammed

    • @RandomTeq
      @RandomTeq  7 місяців тому +1

      RTL SDR has an official account on eBay, if you buy through the provided link, you should be good.

    • @Playerpool
      @Playerpool 7 місяців тому

      @@erin19030 no man i got the original product because i went with the link provided in the rtlsdr website. evrything was original 😁😁

    • @Playerpool
      @Playerpool 7 місяців тому +1

      I got the original product because I bought the RTLSDR through the link provided in the RTLSDR website 😁😁😁😁

  • @Lansolot
    @Lansolot 8 місяців тому

    Both your computer and monitor most likely are emitting a ton of electronic noise being that close to the antenna

    • @RandomTeq
      @RandomTeq  8 місяців тому

      Correct, moved it away from the computer, and the signal improved. A comment suggested it earlier and it proved effective.

  • @yannisgk
    @yannisgk 7 місяців тому

    what about macs and iphones???i bought an original one from ebay, and after i installed a strange sdr software in my mac, i couldn't "catch" almost nothing!!!...i uninstalled my setup of rtl-sdr, and waits for a gift to a pc user, or a sell!!!

    • @RandomTeq
      @RandomTeq  7 місяців тому +1

      You may want to try SDR Connect. There's very little information on running SDR Sharp on mac, the available ones are from 8 years ago.
      Here's a video on how to use SDR Connect:
      m.ua-cam.com/video/FP1TGrVQnmI/v-deo.html
      Please don't get distracted by any comments suggesting a scam. If you boight your unit from the official eBay seller, you will be fine.

    • @yannisgk
      @yannisgk 7 місяців тому

      @@RandomTeq thank you very much!!!i'll see the video...thanks again!!!

    • @yannisgk
      @yannisgk 7 місяців тому

      @@RandomTeq i used sdr++ and i "gave life" to my abandoned rtl-sdr v4 stick!!! please make a video about that for all mac users!!!

  • @KlipschHead281
    @KlipschHead281 10 місяців тому

    I got this kit and signal reception is horrible, I'm close to some powerful stations and all are showing up weak, so far not impressed even a little. Tomorrow I'm going my SMA to N connector should be here so I can try a better antenna but this shouldn't need it for FM.

    • @RandomTeq
      @RandomTeq  10 місяців тому

      It takes a little bit of tweaking. If this is your first time trying it, I would suggest you adjust the settings.
      If you're using Airspy, make sure you crank up the gain.
      (Look for a horizontal bar with the heading" RF Gain"). If this doesn't work, share a screenshot of your settings on my Instagram.

  • @snuckel4
    @snuckel4 3 місяці тому

    well I bought rtl-sdr clone, with the red tip. While inferior, it works the same yes?

    • @RandomTeq
      @RandomTeq  3 місяці тому

      To an extent, there's a distortion with the signal and doesn't last as long as the original.

    • @snuckel4
      @snuckel4 3 місяці тому

      @@RandomTeq Thats too bad, but I guess it'll do. Im from Southeast Asia and its very difficult to get the original cuz access for international shipment is a mess and I thought I got the real deal.
      Anyway thanks for the guide lad.

    • @RandomTeq
      @RandomTeq  3 місяці тому

      RTL SDR has an official store on AliExpress, it might be worth a try.

  • @erin19030
    @erin19030 7 місяців тому

    Give me a 10 tube vintage communication receiver any day.

    • @Demotricus
      @Demotricus 3 місяці тому

      Until you need to replace an obscure valve/tube...🤦‍♂ I understand the attraction, I love vintage equipment myself, but many of these valves aren't even made anymore, so if you _can_ find one, it's usually prohibitively expensive.😧

  • @jamesslick4790
    @jamesslick4790 11 місяців тому +1

    In my part of the world (Pittsburgh, Pennsylvania, USA) 99% of police, fire and EMS calls are unencrypted analog UHF-FM. This SDR would receive them (and a Baofeng UV-5R is useful as a "scanner" here too!) and It's 100% LEGAL to LISTEN here! (in fact you can get the police frequencies for free from the US FCC database!) In the US it IS legal to monitor UNENCRYPTED police calls. (some states ban MOBILE scanners, But Pennsylvania does NOT).

    • @RandomTeq
      @RandomTeq  11 місяців тому +3

      US is generally OK, but it never hurts to check your state law. I added that part of the video because RTL SDR did have a similar article.
      Thank you for tuning in. Best of luck to you.

    • @jamesslick4790
      @jamesslick4790 11 місяців тому +3

      Folks should absolutely check their national and local laws! (I know that some countries outlaw police call monitoring, for example.) Luckily in the US, it's TRANSMITTING without a license (or with the wrong license/equipment) that will get you in trouble. If it's unencrypted over the air radio, you are usually fine LISTENING here. But that might be vastly different world wide.@@RandomTeq

    • @newtron9
      @newtron9 10 місяців тому +1

      The only way to pick up p25 encrypted is with special permission and the code to do so, which is extremely rare. So check with your county and or city to see if theirs is encrypted or not!

  • @NoraSimon-v1z
    @NoraSimon-v1z 4 місяці тому

    Darius Lights

  • @okhouri
    @okhouri 10 місяців тому +6

    Oh my God, this is full of inaccuracies and incorrect information

  • @MosesCarr-g2b
    @MosesCarr-g2b 3 місяці тому

    Rodriguez Mary Johnson Sandra Hernandez Charles

  • @matturner6890
    @matturner6890 9 місяців тому

    KSOWATCHAWANNADOISYAWANNA

  • @BarbaraMoore-b8q
    @BarbaraMoore-b8q 3 місяці тому

    Gonzalez Brian Lee Dorothy Martinez Michelle

  • @MelissaPerez-d5g
    @MelissaPerez-d5g 3 місяці тому

    White Patricia Walker Eric Wilson Linda

  • @GunnyWombat
    @GunnyWombat 10 місяців тому +2

    So many things in this video that are completely, fundamentally wrong. They don't understand the relationship between frequency and wavelength, they don't understand modulation, they don't understand propagation.

    • @erin19030
      @erin19030 7 місяців тому

      Its all part of the scam

    • @yannisgk
      @yannisgk 7 місяців тому

      @@erin19030 what do you mean?i'm interested in that!!!!

    • @training2523
      @training2523 3 місяці тому

      Yep, lacks even the most basic understanding of RF

  • @erin19030
    @erin19030 7 місяців тому

    Lookout for hackers

  • @erin19030
    @erin19030 7 місяців тому

    JUNK

  • @erin19030
    @erin19030 7 місяців тому

    One real piece of junk

    • @stevenbarnhart5954
      @stevenbarnhart5954 4 місяці тому +2

      Why are YOU the ONLY writing anything negative? YOU actually look suspicious.

    • @Cashmere555bab
      @Cashmere555bab 2 місяці тому

      You must have bought a fake clone? Or You're a troll.
      Chill out dude.
      SDR is great fun.

  • @edpodellis
    @edpodellis 8 місяців тому

    I believe that SDR will be mainstream very soon , it will be become very popular and quickly accepted .

  • @regenadaniels8847
    @regenadaniels8847 4 місяці тому

    Hall Mark Martinez Linda Jackson Dorothy