transistor may be shorted between gate and drain, try removing it off the board and try it again.
On Sun, Sep 6, 2009 at 11:29 AM, terry dalpoas<km...@yahoo.com> wrote: > > > Hello. I have a Link Communications RLC-1 controller that has a bad > repeater port. The only thing wrong with that port is that the 2n7000 FET > that keys the PTT is not getting a signal from the processor. I checked at > pin 36 of the CPU and it only has .37 volts when it tries to key up the > transmitter. I have the link port setup for repeater, and I get 5 volts and > pin 35 of the CPU. That port works fine. I have narrowed this down to > something wrong in the processor. The processor is an MC68HC711E9. I can > get these through Mouser and Allied. Does anyone know if these will work or > are they programmed from Link Communications for their controllers? > > 73 Terry KM5UQ > > > > >
