[AMRadio] 51J* Upgrades, Was Wanted: Receiver - New England

[Ed Sieb]

Who else is a good source for improving the 51J series of receivers? 
I have both an R-388 and a 51J4, and would love to have them improved 
and corrected.

Ed, VA3ES
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Phil LaMarche wrote:
Send your R388 to Chuck Felton in Wyoming to be hot rodded and you'll be
shocked at the AM and SSB performance.