I loaded beta 4.18 again direct to the K3 bypassing P3 and same problem with crackling audio. I now reverted back to beta 4.17 and all is fine again.
73 Dale, k9vuj S/N 2268 On 06, Nov 2010, at 6:13, 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. > > 73 > Dale, K9VUJ > S/N 2268 > > > > On 05, Nov 2010, at 18:33, Lyle Johnson wrote: > >> K3 beta-test firmware revision 4.18 (with DSP rev. 2.67) is now >> available. This release includes our new APF (audio peaking filter) >> for CW mode, which has been helping K3 field testers work "extreme" >> weak DX for the past several days. >> >> For voice modes, there's a "Fast Monitor" option (TX voice monitor >> without the processing delay). Also included is a much-improved TX >> Noise Gate. >> >> This release fixes a problem with low initial output in SSB Tx. >> >> See detailed release notes below. >> >> Please send any questions tok3supp...@elecraft.com. For instructions >> on how to load beta firmware, see: >> >> http://www.elecraft.com/K3/k3_software.htm >> >> 73, >> Lyle >> KK7P >> >> * * * >> >> MCU 4.18 / DSP 2.67 / FPF 1.14, 11-5-2010 >> >> NOTE: Be sure to install all firmware files for this release, >> including FPF 1.14. Otherwise your menu text will be incorrect. >> >> * APF (AUDIO PEAKING FILTER) ADDED: APF provides enhanced >> copy of weak signals in CW mode, and is especially useful when >> signals are at the noise level. The K3’s APF is patterned after >> the most successful analog APF implementations, and is equally >> effective in user tests. To use APF, make sure CONFIG:DUAL PB >> is set to APF. (This is the default. “NOR” restores the original DUAL PB >> function.) Then hold DUAL PB to turn APF on/off. A special DSP >> graphic display is used to show that APF is in effect. At the time >> APF is activated, the regular I.F. SHIFT setting, if any, is “frozen,” >> and SHIFT then controls the center pitch of the APF filter in 10-Hz >> steps. APF is independent for the main and sub receivers, as well >> as for presets I and II. Switching between these two presets is a >> convenient way of turning APF on/off quickly. >> >> * ADDED VOICE TX “FAST MONITOR”: Normally the voice >> monitor includes a ~20-ms delay, which is necessary to hear how your >> on-air signal will sound (with compression, etc.). If you prefer to not >> hear any delay in the voice monitor, set CONFIG:TX MON to FAST. >> Note: You’ll still hear the delayed and processed monitor if you >> adjust the MIC, CMP, TX EQ or TX GATE settings while transmitting. >> >> * TX NOISE GATE IMPROVEMENT: The Noise Gate/Downward >> Expander for voice modes has smoother response and much >> improved performance near the threshold. >> >> * NARROW AF FILTER IMPROVEMENT: Adjusting SHIFT when using very >> narrow DSP filters no longer causes ‘pop’ artifacts. >> >> >> >> ------------------------------------ >> >> Yahoo! Groups Links >> >> >> > > > > ------------------------------------ > > Yahoo! Groups Links > > <*> To visit your group on the web, go to: > http://groups.yahoo.com/group/Elecraft_K3/ > > <*> Your email settings: > Individual Email | Traditional > > <*> To change settings online go to: > http://groups.yahoo.com/group/Elecraft_K3/join > (Yahoo! ID required) > > <*> To change settings via email: > elecraft_k3-dig...@yahoogroups.com > elecraft_k3-fullfeatu...@yahoogroups.com > > <*> To unsubscribe from this group, send an email to: > elecraft_k3-unsubscr...@yahoogroups.com > > <*> Your use of Yahoo! Groups is subject to: > http://docs.yahoo.com/info/terms/ > ______________________________________________________________ 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