Keep in mind that the "working" selectivity for shaving off QRM is provided by the adjustable DSP filter in the 2nd I.F.
The crystal filters in the K3 are actually "pre-filters" whose primary function is to avoid overload from extremely strong signals. 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
