"Please download the latest beta test code off the web site (k3fw3r27a.zip) and replace the DSP 2.24 code with the newer 2.25 DSP code. (The mcu version stays the same.) This is the issue we addressed when we changed the dsp from 2.24 to 2.25 late in the week.
73, Eric" This was sent from Eric Swartz WA6HHQ at Elecraft, I haven't tried it yet but I'll bet it works. Bob KB1FRW Bob W Allen wrote: > Now I can make this happen repeatedly, with the NR at 1-4 and the notch > filter on auto as I tune across the birdie the volume goes very loud, it > is louder than any noise I can get the radio to do normally with the AF > all the way up. > I have discovered that this only does this in the NR 1-1 to 1-4 range, > very repeatable. As you tune through the birdie the radio starts making > a noise like caddisflies (moderate high pitched fast oscillation) then > it becomes very loud white noise. I don't spend anytime playing with the > controls but I know the AF does nothing. > I copied this to Elecraft tech support. > MCU (uC) 03.27, main DSP (d1)2.24, aux DSP (d2, if KRX3 is present), > flash parameters (FL)01.02, and KDVR3 controller (dr )01.03. > This is very loud, be careful!! > Bob > KB1FRW > 73 > > Bob Allen wrote: > >> An odd thing happened today, I was tuning through an area on 20m where I >> have a birdie, about 14.270-14.273. >> The noise reduction was on at 1-3 I think, I don't know what state the >> notch filter was at or the noise blanker, as I tuned into this area the >> audio was a bit odd, like screechy, I didn't think to much of that >> because of how the noise reduction works around birdies, but it was >> different than I had heard in the past. >> All of a sudden the volume in the headset and the internal speaker went >> to max and turning the volume control had no effect. >> I shutdown the radio to avoid damaging things and when I turned it back >> on everything was fine and I can't make it do this again. >> Very odd (and painful), wondering if this has happened to anyone else. >> Bob >> KB1FRW >> 73 >> ______________________________________________________________ >> 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 >> >> >> >> >> > > ______________________________________________________________ > 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 > > > ______________________________________________________________ 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
