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Re: [Discuss-gnuradio] Quadrature demodulator update

From: Joseph DiVerdi
Subject: Re: [Discuss-gnuradio] Quadrature demodulator update
Date: Tue, 11 Feb 2003 16:31:23 -0700

At 11:41 PM +0100 2/11/2003, Stephane Fillod wrote:
>For those looking for a 455kHz I&Q downconverter, here's the page of a
>friend of mine F4DWV, using HEF4066 as mixer, HEF4013 and 74LS04 as
>quadrature oscillator and a OP249 as Opam:
>       http://thierry.leconte.chez.tiscali.fr/demod.html
>hope it helps

Thanks for the reference. I recently prototyped a single channel of a similar 
downconverter using a DG211 in place of the 4066 and was very pleased with the 

Joseph A. DiVerdi, Ph.D., M.B.A.          
http://diverditech.com/           970.980.5868 (voice) 
http://xtrsystems.com/            970.224.3723 (fax)
PGP Key ID: 0xD50A9E33

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