[AMRadio] Re: 51J3 or 75A3?

Grant Youngman nq5t at comcast.net
Mon Mar 6 13:27:11 EST 2006

> I think with the sideband switch on "both" that 3KHz 
> seletivity position actually means 6KHz, 2 means 4, etc. That 
> said, they DO sound pretty nasty!

Yes, stock the 180/170 are not the best.  There are some relatively simple
mods to improve things a great deal at


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