In the past, I have used an SB-220, which has +120 VDC on the relay keying line. No problem.
Dave Hachadorian, K6LL Yuma, Arizona . ______________________________________________________________ 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