Since the filter is in slot 5, you'll need to configure the filter in slot 5 in the config menu.
Review page 43 in the manual. "Crystal Filter Setup" 73 de Joseph Durnal NE3R On Mon, Jun 23, 2008 at 8:42 PM, Mark <[EMAIL PROTECTED]> wrote: > The below applies to cw mode only at this time. > > I have a basic K3 2.7hz 100 watt unit. Tonite I added an 8 pole 250 hz > filter. After > installation and software setup it appears that the filter does not work when > I select > filter 2. The radio was purchased assembled and the 2.7 hz filter is in slot > one and > i placed the 250hz filter in slot 5. > > However - if I select Dual Passband - the filter appears to work. The display > shows both > filter skirts and the bandwidth of the received signal is obviously isolated > by the narrow setting. > > My questions are these: Do I have to use dual passband to use the 2nd > filter? Does dual passband use some combination of main filter (2.7) and > 250hz DSP filtering instead of passing the signal thru the first crystal > filter and then the 250 hz crystal filter? If I have the > K3 software setup correctly - if I select the 2nd filter - does this bypass > the 2.7 hz filter and use the 2nd filter; and if so, why would it appear > that my 250 hz filter is not passing a signal in this mode while it appears > that it's passing it in Dual Passband mode. > > I'm aware that i've probably phrased my questions incomprehensibly, but I'm > just wondering > if i'm getting any use out of my 2nd 250hz crystal, or if it's not working > because of some software setup error i've made or whether it's defective. > > Thanks - Mark (N5EAT) > _______________________________________________ > Elecraft mailing list > Post to: [email protected] > 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 > _______________________________________________ Elecraft mailing list Post to: [email protected] 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

