Loading ...
Sorry, an error occurred while loading the content.

Re: tnc-x to ft-50/60 via ct-44 splitter

Expand Messages
  • maescripter
    I know this is an old topic, but something I just found out about the ct-44 adapter: to receive correctly, you should use a stereo cable, not a mono one, for
    Message 1 of 5 , Feb 2, 2009
    • 0 Attachment
      I know this is an old topic, but something I just found out about the
      ct-44 adapter: to receive correctly, you should use a stereo cable,
      not a mono one, for the RX cable (to the TNC). I know this confounded
      me for a while so I hope this helps somebody else.

      Joshua Park, KJ4HTL


      --- In tnc-x@yahoogroups.com, "Michael Pechner" <mikey@...> wrote:
      >
      > I've seen that. That is a really really bad diagram.
      > That diagram is not clear as to what goes to shield/ring/tip for
      with plug.
      >
      > I've seen John hook up diagram.
      > I also found a diagram on the tigertronics site.
      >
      > I think I have the information. I tried the cable. The problem
      right now is
      > that the only packet station I have that is close enough to reach with
      > 5watts seems to be down.
      >
      > When I get this, I'll probably publish a diagram to every site
      possible.
      >
      > Again, does anyone have a working cable that can publish explicit dummy
      > proof instructions on how to build the 2 cables?
      > For the 10uf cap, what voltage?
      > For the 2k or 2.2k resister, what what wattage? 1/8 or 1/4?
      >
      > Below is all the information I've gathered so far.
      >
      > According to tigertronics:
      > tx 2.5mm Stereo plug:
      > gnd -> shield
      > mic/ptt -> tip
      >
      > rx 3.5mm stereo plug
      > gnd-> shield
      > rx/speaker -> tip
      >
      >
      > Resister Capacitor Notes:
      > Tigertronics:
      > The resister on the ptt should be a 2.7K 1/4 watt
      > The cap on the mic should be .1uf non-polarized cap
      >
      > I even had someone tell me a 3.3K resister would be better.
      >
      > Page 11 of ft-60r manual:
      > 2k resistor (??watage)
      > 10uf electrolytic cap with (-) on the tnc and the + soldered to the
      wire &
      > resister.
      >
      > Unless I am reading things wrong, quire a difference between a .1
      and 10 uf
      > cap.
      >
      > tnc-x hookup diagram:
      > tx 3.5 mm stereo plug
      > tx audio/mix -> tip
      > ptt -> ring
      >
      > rx 2.5 mm mon jack
      > rx audio -> tip
      > gnd -> shield
      >
      >
      > --
      > Michael Pechner
      > KI6QNZ - Amateur Extra
      > mikey@...
      >
    Your message has been successfully submitted and would be delivered to recipients shortly.