At 10:21 PM 11/21/2002 -0500, Joe Stepansky wrote:
>I've been screwing with this for awhile, until last night when I found out
>I had the emitter and collector reversed on a 2N2222. Having fixed that
>little problem, I plugged the cable into a 9 pin COM3, the other end to
>the key plug and......NOTHING.
>COM3 checked out fine with Writelog since I plugged the rig into it and it
>worked fine. So it's not the COM port. I built the circuit using a 9 pin
>connector, with pin 4 (DTR) going to a 1K resistor to the base of the
>2N2222. Pin 5 (GND) goes to the emitter and to ground. The collector
>goes to the tip of the CW key plug.
>I did a continuity test on the entire cable. NO breaks, I'm getting
>continuity all through the cable. Yet, when I press F2 to send a message,
>Have COM3 set on the Port setup, with PC Generates as the CW Type. Went
>into the properties for COM3, it's 8N1 and I changed the baud from 9600 to
>1200 (this is a Win2K machine). Nada.
Well, thanks to Ron, KA9ALS, I've now learned to turn on the LPT/COM RTS
setting. Now the interface keys continuously again. This time I haven't
reversed the emitter and collector, so I'm not sure what's going on. Will
ponder that at lunch.
73, Joe KQ3F