[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Discuss-gnuradio] GRC + USRP2 + WBFM: synchronization problem?

From: Marcin Szelest
Subject: Re: [Discuss-gnuradio] GRC + USRP2 + WBFM: synchronization problem?
Date: Sun, 3 Apr 2011 08:48:45 +0200

Hello again,

I've fixed sampling rate for 19kHz subcarier, but problem still existed.

I found that throttle connected between WBFM and USRP2 makes situation better.
Now I have better quality, but some disortions are still audible.


2011/3/30 Ed Criscuolo <address@hidden>:
> Looks like you have your interpolator and your multiply blocks switched.
> The way you have it, the L-R audio is interpolated up to a 200k
> sample rate, and then multiplied with a 19khz subcarrier at
> a 44.1k sample rate.
> Do the multiply first, then interpolate the product.
> Or alternately,  simply change the 19 kHz sample rate to 200k.
> @(^.^)@  Ed

reply via email to

[Prev in Thread] Current Thread [Next in Thread]