On Mon, Jul 11, 2011 at 2:19 PM, Ron D'Eau Claire <[email protected]> wrote:
> ...I've come to the conclusion that virtually every significant concept we > use > in our radios today was known by the late 1920's.. > > I'm no historian of radio, but I do remember the stuff we used in the 50's. Consider this: take an HQ-100 and add a few crystals to the filter. Then pipe the IF to a Central Electronics Signal Slicer. Then pipe the audio to one of the outboard audio filters you could buy in those days, the kind with the chokes and the stand-up electrolytics. What would a block diagram of that setup resemble? Think about it.... 73, Tony KT0NY ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
