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Re: [Discuss-gnuradio] Squelch developments


From: Johnathan Corgan
Subject: Re: [Discuss-gnuradio] Squelch developments
Date: Sat, 17 Jun 2006 17:22:58 -0700
User-agent: Thunderbird 1.5.0.2 (X11/20060522)

Robert McGwier wrote:

> May I sound a cautionary note.  Squelches that do not have a ramp are
> not particularly kind to your listening sensibilities if this is to be
> used to produce an audible signal.   This means that the squelch will
> ideally need a setting function for the ramp.  The events are the same
> as "key clicks".

Good catch. Would a linear ramp from 0.0 to 1.0 as a multiplier against
the audio stream, applied over a user specified number of samples, be
sufficient?

I better get writing before you guys spec this into oblivion :-)

-Johnathan, AE6HO




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