Product Detector Circuits (was Re: [Boatanchors] 51J's vs R-338's?

[peter markavage]

Robert:
Didn't check these articles, but there might be something similar:
Product Detectors for the HRO, QST, May 1964, page 47
HRO-60 Product Detector/hang AVC/Mods, QST, April 1966, page 16

Pete, wa2cwa

On Sun, 6 Nov 2005 12:00:19 EST WA5CAB at cs.com writes:
> On a related subject, can anyone recall a similar article for any 
> receiver 
> using one of the octal based converter tubes like the 6/12SA7 or 
> 6/12K8?  
> Likewise for using something like a 1N34 or 1N914 in place of a 
> 6/12H6 in a noise 
> limiter, AGC rectifier or 2nd Detector circuit.  I have a bunch of 
> noise limiter 
> modification kits for the TCS receivers, and had thought for years 
> that it 
> would be a neat trick to add a product detector with them.
> 
> In a message dated 11/6/2005 10:40:58 AM Central Standard Time, 
> manualman at juno.com writes: 
> > Ham Radio Mag had a Bill Orr article on replacing the 6BA6 BFO 
> tube in
> > the 51J3 and replacing it with a 6BE6 and adding and changing a 
> few
> > components to provide the BFO and product detector function.
> 
> Robert Downs - Houston
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