Any other improvements or just CW decode? 73, Guy On Wed, Nov 14, 2012 at 10:59 AM, wayne burdick <[email protected]> wrote:
> K3 beta-test firmware revision 4.58 (with DSP rev. 2.80) is now > available. This release includes improved built-in CW text decode. > > Please send any questions to [email protected]. For beta firmware > download instructions, see: > > http://www.elecraft.com/K3/k3_software.htm > > 73, > Wayne > N6KR > > * * * > > K3 MCU REV. 4.58 / DSP REV. 2.80, 11-7-2012 > > * KEYER PADDLE ENABLED IN FSK-D/PSK-D MODES ONLY IF TEXT DECODE IS ON: > Those using FSK-D/PSK-D via with a computer requested that the paddles > be disabled when the K3's internal text decode is OFF so that hitting > the paddles accidentally doesn't interfere with PC-based transmission. > > * CW DECODE IMPROVED: The CW decode algorithm now includes its own AGC > system, independent of regular AGC threshold/slope/decay settings. > Decode of element spaces vs. word spaces adjust slightly to improve > rate of copy on average code samples. > > CW DECODE TIPS: > > - Use the TEXT DEC switch and VFO A to set CW decode threshold. We > recommend using THR 2 or 3 for most signals, and THR 1 for very weak > signals. These fixed settings usually work better than AUTO. > > - Also use TEXT DEC and VFO B to turn on CW decode and select the > speed range. The CW 5-40 WPM setting is best for all but the fastest CW. > > - Use a narrow WIDTH setting (50-250 Hz when possible) > > - If the band is noisy, interfering with copy, try turning on the > noise blanker (NB) first to reduce the level of impulse noise. > > - When there is no CW signal above the required threshold, you'll see > random characters decoded. > > - Copy will vary with sending accuracy, fading, signal level, > interference, and noise. But the addition of separate CW decode AGC > definitely helps. > > > > ______________________________________________________________ > 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 > ______________________________________________________________ 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
