[Discuss-gnuradio] gr.pwr_squelch_ff committed to CVS

[Johnathan Corgan]

Johnathan Corgan wrote:

> Per the discussion in a previous thread the first of the new squelch
> blocks has been committed:
> 
> gr.pwr_squelch_cc(threshold, alpha=1e-3, ramp=0, gate=False)
> 
> threshold is the power in db to set the threshold.
> 
> alpha is the power filter iir tap, defaulting to 1e-3
> 
> ramp is the number of samples over which to apply a raised cosine window
> when turning on or off squelch, defaulting to 0 (no windowing)
> 
> gate determines whether the block outputs zeros when power is below the
> threshold or nothing at all, defaulting to outputting zeros (False)

The float input/output version of the power squelch block has been
committed.  This is suitable as a silence eliminator for audio streams,
by enabling the 'gate' parameter.

-Johnathan, AE6HO