[Elecraft] clarification
David A. Belsley
[email protected]
Tue Aug 5 13:55:01 2003
Allow a bit of clarification to my previous post claiming some AGC
"pumping" with the DSP. This is not quite correct. What I am noticing is
a sharp return to the background noise on key-up (along, at times, with a
very light sharp click). When the DSP is on standby, the return to rx
audio after key-up is a much smoother transition, not as abrupt. The
effect is worst with filter 1, and less noticeable with the tighter
filters, presumably because the background noise to which the sound is
returning is considerably less. This is all at the default parameters. I
haven't begun experimenting with the parameters as yet due to lack of time,
but I surely will. That's why I was interested in knowing what others
found about the effects of the parameters.
best wishes, and thanks for the replies so far,
dave belsley, w1euy
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David A. Belsley
Professor of Economics