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Old March 7th 09, 03:13 AM posted to rec.radio.amateur.boatanchors
COLIN LAMB COLIN LAMB is offline
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First recorded activity by RadioBanter: Jul 2006
Posts: 241
Default Anybody know what this receiver is?

The 9th Edition of Editors and Engineers "Radio" Handbook has what appears
to be the same radio in the section entitled Radio Receiver Construction.
Front panel layout is the same and the tubes specified are the 6J7 and 6C5.
The 6J5 was more commonly available and often substituted for the 6C5.

I expect that the interior layout will be similar to the construction
article. Title to the construction article is "Simple 2-Tube Autodyne"

I have built many such receiver types and they work amazingly well. In
essence, they have a product detector and readily copy ssb. I used such a
home brew receiver during graduate school and regularly worked up and down
the west coast. Mine was built on a plywood chassis and I used aluminum
foil behind the front panel to protect from hand movement.

73, Colin K7FM