6 - Modifying an Antenna Switch

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  • @XPFTP
    @XPFTP 2 роки тому +1

    u do what hams are pos to do.. make it work for ur needs.. good on you.. 73 oldman

  • @andrewverran3498
    @andrewverran3498 2 роки тому +1

    I bought a couple of OPEK CX5 3 way Coaxial antenna switch, a little scared to look inside them...lol

  • @Masirah1
    @Masirah1 2 роки тому +1

    I have the same switch, I removed all wires and replaced them with coax and it is fine up to vhf

  • @MirlitronOne
    @MirlitronOne Рік тому

    You forgot to paint out two of the zeroes in the "1000 watts"...

  • @Ran-tan-tan
    @Ran-tan-tan 2 роки тому

    Any guesses how much that switch can take? Finding a suitable switch, it could be a neat homebrew project building one!

    • @M0NTVHomebrewing
      @M0NTVHomebrewing  2 роки тому

      I never put more than 200W through it and I think I was chancing my luck here. It does need completely rewiring though. I swapped out all the SO239s too. The switch itself is probably the weakest point - that and the metal chassis are the only two original bits left in mine! Thanks for watching. 73 Nick

  • @kb9drh
    @kb9drh 2 роки тому +1

    Did you purchase that antenna switch used from a private person? Or did you purchase it new from a vendor? It sure looks like someone put the magic screw driver to it. It looks better now.

    • @M0NTVHomebrewing
      @M0NTVHomebrewing  2 роки тому

      It came new from a famous auction website. I suspect it was built that way. The guy who produced a video saying how great the unit was clearly never opened it up and looked inside! I had to once the RF connectors started coming away in my hands!!! There is a reason that decent RF coaxial switches are more expensive I think. Thanks for watching. 73

    • @zl4ssb920
      @zl4ssb920 2 роки тому

      @@M0NTVHomebrewing yes they are built that way by opek

  • @ghlscitel6714
    @ghlscitel6714 2 роки тому

    Did you measure S-parameter values before and after the upgrade?

  • @zl4ssb920
    @zl4ssb920 2 роки тому

    the fiber board switch will burn up with 500w of rf into off resonance antenna (high vswr)..have seen them black with even 100w into a out of resonant antenna ..best to junk it for the cost of making your own with a ceramic switch and connectors you could make a far better one

  • @MirlitronOne
    @MirlitronOne Рік тому

    The content of this video is an insult to rodent homemakers.