I'd like to play around with that version 2.042A code tonight.
Does anyone still have a copy they can send to me?
Lin
WB1AIW
linbdavis@earthlink.net
Ron Castro wrote:
> Here are a list of problems I found right off with the v. 2.042A, even after 
> doing a battery reset and two master resets and memory clear:
>   1.. Very noticeable distortion on all audio.  Sounds like overdrive in IF 
> or DSP section.
>   2.. AGC hang in AF AGC.  S-meter goes up and never comes down!  At same 
> time, RF gain goes down and does not come back up.  If you manually turn the 
> RF Gain all the way to 0, then back up to 100, the radio is essentially 
> muted.  This will not happen if the "AGC Hang" setting is 0, but then 
> distortion is really bad.
>   3.. NR does not work in AF AGC mode.  Does seem to work well in RF AGC mode.
>   4.. Much more audio drive needed on AUX input for SSB.  It looks like about 
> 10 dB more.
>   5.. AM carrier= 1.25 Watts max!  That's at 100% PWR setting.
>   6.. FM carrier= 6.4 Watts max.
>   7.. SSB Speech Processor gives only around 50 Watts max peak output.  You 
> can get it up to 100 Watts when you crank it to "way beyond reasonable 
> distortion".
>   8.. Could not find any sort of S-Meter calibration
> Here are the good points so far:
>   1.. Side tone is louder and spot level is too.
>   2.. Waterfall display is much improved.
>   3.. Difference in frequency between Main and Sub improved, but still not 
> "phase locked".  I detect about 0.1 Hz differential which should make it fine 
> for true diversity antenna work.
>   4.. In RF AGC mode, the NR really does seem improved, although it's hard to 
> tell with the audio distortion mentioned above.
> So that's the good, the bad and the ugly of it!  I'm QSYing back to v. 
> 2.039d, the last one that worked right...
>
>             Ron  N6IE
>        www.N6IE.com
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