I've modified all my simple resistor+NPN-transistor FSK interfaces to add a third "line" (another resistor and transistor) that pulls ACC pin 8 to ground when DTR on the serial port goes high. I've been using this utility:
http://www.hw-group.com/products/hercules/index_en.html to flip the DTR bit... ~Iain / N6ML On Mon, Mar 1, 2010 at 7:57 PM, Dick Dievendorff <die...@comcast.net> wrote: > When the K3 is off it won't respond to serial port commands to turn itself > on. > > You should use an external device (a relay or logic) to pull a pin low on > the K3 back panel 15-pin accessory connector that will turn power on. > > See the K3 Owner's reference (Revision D6), page 18 for the pinout of the > ACC (accessory I/O connector), especially pin 8, and the description on page > 44, "Remote Control of the K3", "Remote Power On/Off". Your external control > device needs to ground the Accessory I/O pin 8, "POWER ON". > > 73 de Dick, K6KR > > >>I would like to run my K3 remotely and was wondering how can I switch it >>on remotely, is there a way of doing this, perhaps by sending a sequence >>of bytes on the serial port? > >>Regards, > >>Berni >>G0IDA > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html