Here's an informative link explaining Mode A and Mode B for anyone still scratching their head in wonderment...
http://home.att.net/%7Ejacksonharbor/modeab.pdf Or http://tinyurl.com/bqr2p It's been claimed in various histories that Mode B was actually a mistake made in an early keyer, but it was a functional mistake that ops learned to use. Those operators objected to the fact that the last code element wasn't automatically sent when expected, so manufacturers like the famous Curtis who developed the first keyer application-specific integrated circuit (ASIC) keyer "chip", included both "modes" in their designs. Ron AC7AC _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com