[Elecraft] P3 Waterfall

[Johnny Siu]

The manual notch is NOT within AGC loop.

 cheers, 


Johnny VR2XMC 




________________________________
寄件人﹕ Chuck Shefflette <aa3cs at me.com>
收件人﹕ W4GRJ <w4grj at satterfield.org>
副本(CC) elecraft at mailman.qth.net
傳送日期﹕ 2011/1/21 (五) 9:33:54 PM
主題： Re: [Elecraft] P3 Waterfall

This is because the P3 waterfall is taken from the IF output. The notch is done 
with the DSP on the 15KHz IF, not the 8215KHz IF.

Chuck - AA3CS
On 21 Jan 2011, at 08:15, W4GRJ wrote:

> This is more a educational question. When using the manual notch to take out
> a constant carrier, I can see the notch take out the carrier on the DSM780
> waterfall however, the carrier is still visible on the P3 waterfall. Just
> wondering why you can't see the same notch effect in the P3 waterfall.
> Thanks,
> Jack
> W4GRJ