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Re: [Discuss-gnuradio] Sample audio from my FM stereo receiver

From: Marcus D. Leech
Subject: Re: [Discuss-gnuradio] Sample audio from my FM stereo receiver
Date: Sun, 11 Mar 2012 20:50:51 -0400
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20111108 Fedora/3.1.16-1.fc14 Thunderbird/3.1.16

On 03/11/2012 08:40 PM, Andrew Davis wrote:
Wow, sounds good, I've got a bunch of 50KW stations about 2 miles away
and I cannot get any to sound good at all. What receiver code are you
The code that I put on on CGRAN yesterday:


And the supporting RDS code:


I'm using a TVRX2 on a B100, and this was with 8-bit baseband samples at 320Ksps input rate to the FM demod.

Your problem might actually be that you have a *bunch* of 50KW stations close by.   Although with 70+ dB of dynamic range
  even at 12-bit ADC sampling, with the gain set right, you shouldn't have too many problems.
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium

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