[R-390] Synchronous AM Detector Kit

[Tom M.]

You can also use a Sony 7600G instead of buying the assembled box.

Take the IF from the 390A, tune 455 on the Sony. Voila.

Or take the IF from your 51J, tune 500 and likewise.

Works like a champ.

Tom
--- ToddRoberts2001@aol.com wrote:
> In case anyone is interested, Steve Johnston WD8DAS is again offering his AM 
> Sync Detector kit for $159 or assembled for $229. His prices include
> shipping. 
> His sync detector uses the famous Sony AM Stereo IC - the same one used in 
> the Sherwood unit I believe.  The IF center freq is 455 KHz but is adjustable
> 
> for IF's of 400-500 KHz so it could be used with other receivers like the 
> R-388/51J-4 with 500 KHz IF. Should work great with the R-390A. The audio
> output is 
> around 100mv suitable for connecting to an external audio amp. I am ordering 
> one and will be glad to report to the list how it works. You can read more 
> about it at this address :   <A
>
HREF="http://www.qsl.net/wd8das/syncinfo.txt">http://www.qsl.net/wd8das/syncinfo.txt</A>
>           73  
> Todd Roberts WD4NGG.
> 
> 
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