REFLECTOR: Tx 760 D

[John Dibble]

I agree about the bad ground.  Test the ground terminal in the socket
with an ohm meter.  It should read 0.

John

Michael Watson wrote:

> Kerry,
>
> Hum is usually associated with a bad ground. Remove the unit, spray
> some contact cleaner into the socket at the rear of the case,
> then spray the contacts on the radio. Slide the radio in and out a
> couple of times then tighten the Allen nut to seat the radio.
>
> Remove, Check and clean all ground connections that terminate on the
> engine block. I have the same unit in my V. so been there
> did that.  Good luck.
>
>
> On Fri, Jun 17, 2011 at 1:23 PM, Kerry Woods <kwoods241 at att.net>
> wrote:
>
>      I've just started flying my velocity again after some down
>      time.  I have the old terra TX 760 D radio which are
>      certainly not the best, but that is what I have for now.  It
>      works great on the ground with the engine not running, but
>      when I start up I have  a hum that isn't to loud but keeps
>      me from sending or receiving from any distance.  We've tried
>      about everything with the wiring and charging system and it
>      remains the same.  I had the local radio man check my
>      antenna, and it checks out good.Does anyone have a TX 760
>      that works that I could try in my try to eliminate my radio
>      as the possible source of the problem.  Or have any
>      suggestions on what they would try. Thank YouKerry
>      Woods241KW
>
>
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>
> --
> Mike W.
> 1997 Velocity Elite RG
> Franklin /IVO Electric CS
> Dual GRT EFIS HX Synthetic Vision
>
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