Wow! Not being an engineer, I didn't think it would be so difficult. Many replies, thank you. Is something commercially availiable for a non techie like me?
Phil Philip LaMarche LaMarche Enterprises, Inc. www.instantgourmetspices.com www.w9dvm.com 800-395-7795 pin 02 727-944-3226 FAX 727-937-8834 NASFT 30210 K3 #1605 CCA 98 00827 CRA 1701 W9DVM -----Original Message----- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Paul Christensen Sent: Wednesday, December 16, 2009 4:50 PM To: elecraft@mailman.qth.net Subject: Re: [Elecraft] K3 Amplifier Keying Phil, You may want to isolate all three key lines using one of the many keying buffers available. At an absolute minimum, consider using three steering diodes if only using a splitting RCA jumper cable from the K3 to the amps, using one diode (e.g., 1N4007 or if necessary, a Schottky type) for each amp key line from the K3 with all the cathodes combined together and pointing back to the K3 amp key line. The ne-plus-ultra solution for selecting one of three amps from one of three rigs may be available in the very near future from W8ZR... http://www.w8zr.com/homebrew/StationPro.htm Paul, W9AC ----- Original Message ----- From: "Phil LaMarche" <plama...@verizon.net> To: <elecraft@mailman.qth.net> Sent: Wednesday, December 16, 2009 4:28 PM Subject: [Elecraft] K3 Amplifier Keying > My K3 will be keying 3 amplifiers....144...50 and HF. I have two amp > keyers > that can be used or just one. Should I find an RCA cable with 3 females > and > one mail or does anyone have a better suggestion. > > Thanks > > Phil > > > Philip LaMarche > LaMarche Enterprises, Inc. > <http://www.instantgourmetspices.com/> www.instantgourmetspices.com > > www.w9dvm.com <http://www.w9dvm.com/> > 800-395-7795 pin 02 > 727-944-3226 > FAX 727-937-8834 > NASFT 30210 > > K3 #1605 > > CCA 98 00827 > CRA 1701 > > W9DVM > > > > ______________________________________________________________ > 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 ______________________________________________________________ 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