I confirm here as well Nate. 73s Jim, W4ATK On Nov 6, 2010, at 8:22 AM, Nate Bargmann wrote:
> * On 2010 06 Nov 06:15 -0500, dalej wrote: >> I just loaded this beta version 4.18 and now I get loud crackling >> from the speaker when tuning though the APF filter, also, the audio >> goes away. I uploaded the firmware though the P3 twice, once power >> on P3 and the second time power off with the same results. I will >> next try loading the firmware directly into the K3. If I have the >> same result, I will then revert back to the previous version, beta >> 4.17, which worked fine including the power out. > > I take it you are tuning the APF with the SHIFT control? > > Ouch! I just replicated your issue on my K3! Once I tuned the APF > above 1 kHz the crackling begins. During this time the APF function > disappears and with each step on the display a loud CRACK! is heard in > the speaker. Once I tune the APF below 270 Hz the CRACK! goes away > and > the APF is restored. > > At 1 kHz I hear a loud POP! and then the CRACK! occurs for each step > as > the knob is advanced to the right although the displayed APF frequency > remains at 1 kHz. At 270 Hz I hear a BOOP! and APF is restored. I've > done this several times as I've typed this message. When the APF is > in > the crackle mode, turning it off and then on does not change the > crackle > state, in fact more crackle is heard upon reactivation. Powering off > the K3 while in "crackle" mode kills the crackle and APF resumes its > function. > > I am running MCU 4.18, DSP 2.67, and FPF 1.14 on K3 #4762. > > HTH, > > 73, de Nate >> > > -- > > "The optimist proclaims that we live in the best of all > possible worlds. The pessimist fears this is true." > > Ham radio, Linux, bikes, and more: http://n0nb.us/index.html > ______________________________________________________________ > 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 JIM ROGERS [email protected] http://web.me.com/jimrogers_w4atk ______________________________________________________________ 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
