[Elecraft] 250hz Filter - Audio drops
George Dubovsky
n4ua.va at gmail.com
Mon Jan 3 17:39:40 EST 2011
This bit me a few months ago: You probably have RX EQ boosted, and this is
disabled for 100/50 Hz DSP filltering.
73,
geo - n4ua
On Mon, Jan 3, 2011 at 5:33 PM, Tommy Alderman <aldermant at windstream.net>wrote:
> This is driving me crazier!
> My narrow filter is 250hz (FL4). FL4 cuts in when I change my DSP filtering
> to 250 hz, as it should. FL4 stays in as I make DSP more narrow, all the
> way
> to 50 hz.
> The problem is that when I change DSP from 150hz to 100hz or to 50hz, my
> audio output seems to drop tremendously, to the point I have to increase
> the
> AF gain to hear the intended signal. The audio does not come back to
> 'normal' level until I change DSP from above 100hz bandwidth.
> I have FL4 set for 2dB gain; FL4 FRQ set to 0.00.
> Would appreciate any suggestions to fix this as I hope it is not 'normal'
> operation?
> Tom - W4BQF
>
>
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