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Re: [Discuss-gnuradio] working (in theory) phasing SSB modulator

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] working (in theory) phasing SSB modulator
Date: Fri, 18 Feb 2005 14:54:29 -0800
User-agent: Mutt/1.5.6i

On Fri, Feb 18, 2005 at 05:20:03PM -0500, cswiger wrote:
> On Fri, 18 Feb 2005, Thomas Traber wrote:
> I played around with the sink.set_mux(0x98) - it looks like the
> 0x10 bit is the input and the 0x80 and 0x08 are two outputs. If you
> set DUC at 3900e3, and send it a signal at 30Khz you get an
> output at 3930e3 with mux(0x98). If mux(0x90) or mux(0x18) you get
> a signal at 3930e3 and also 3900e3-30e3 (3870e3). If mux(0x00),
> mux(0x80) or mux(0x08) you get no signal.

See usrp/host/lib/usrp_standard.h for docs on the mux fields.


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