[R-390] R-390 IF: Looking for 20-pin socket and plug

Barry n4buq at knology.net
Fri Jun 12 15:30:11 EDT 2026


Sure thing.  I'll get it out to you.  I'm not sure I have access to the ARRL call book.  Is your address good on one of the other online call services (QTH, etc.)?  If not, you can send me a direct email with it.

Good luck with it,
Barry - N4BUQ

> Hi Barry,
> 
> Yes, that one would do.  We see it has some environmental corrosion of the
> gold.  But there's no pitting.  I can get that cleaned-up with De-Oxit and
> dental brush that looks like a mini test tube cleaning brush.
> 
> Could you let it go?  I'm in the ARRL 'call book' under WN9i.
> 
> - Fred
> 
> ------ Original Message ------
> Received: Fri, 12 Jun 2026 05:59:52 PM GMT
> From: n4buq <n4buq at knology.net>
> To: Barry <n4buq at knology.net>Cc: Fred Moore <fred_moore at usa.net>, R-390
> Mailing List <r-390 at mailman.qth.net>
> Subject: Re: [R-390] R-390 IF: Looking for 20-pin socket and plug
> 
> Here’s a picture.
> 
> Thanks,
> Barry
> 
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