check the bias transistor in the power supply. That will also impact the PTT
and has been a recent failure on older Centurions (20 years old, mine failed
last spring).
73,
Dave
> On Jan 10, 2017, at 4:25 PM, Paul Gerhardt <phgerhardt@gmail.com> wrote:
>
> Ten Tec 422 Centurion Issue? Anybody good with these?
>
> Will not go to transmit. Forward Power reads nearly full scale in
> standby. Green LEDs show full power all on.
>
> Shorted RCA plug in PTT or Key will not switch it to transmit in either PTT
> or QSK.
>
> Is this a QSK board issue or something else.
>
> Ten Tec used to sell a 5 transistor 2 flip flop rebuild kit for the QSK
> board I will order the parts from DigiKey if necessary.
>
> Any thoughts from the group?
>
> TIA
> K3PG
> --
> Paul Gerhardt
> K3PG
> http://pgerhardt.blogspot.com
> QRP ARCI 6674
> FP 274
> Zombie 661
> "You must do this work with love or you fail." -- John Muir, from How to
> Keep Your Volkswagen Alive
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