[R-390] Yes, another SSB demodulator for the R390X and SP600

[Mike Bracey]

 Yeah, I'm still a little woozy after reading about it.
Mike/ KE5YTV

    On Sunday, November 29, 2020, 6:34:10 PM CST, Les Locklear <leslocklear at hotmail.com> wrote:  
 
 Whew...I got tired just from reading it.

Les


----- Original Message -----
From: Richard Loken <rlloken at telus.net>
To: Les Locklear <leslocklear at hotmail.com>
Cc: Collins R-390 HF Receiver List <r-390 at mailman.qth.net>
Sent: 11/29/2020 6:13:34 PM
Subject: Re: [R-390] Yes, another SSB demodulator for the R390X and SP600
________________________________________________________________________________

On Sun, 29 Nov 2020, Drew P. via R-390 wrote:

> On Sat, 28 Nov 2020 19:31:28 +0000 (UTC), Perry Sandeen wrote:
>
> This dovetails nicely with the "current' discussion on replacements for 
> the oft-discussed BallasTube. Killing two birds with one stone, you could 
> replace the 6BA6 with 12BA6 in the PTO and BFO tube sockets, and jump out 
> the ballast tube connections. Then, remove all wiring from the ballast 
> tube socket. Then, use the now-vacated socket for your new 6BN6 gated-beam 
> discrininator-based product detector circuit.

Six list members had a heart attack and died when they read that suggestion.
You should bear in mind that we are all getting quite elderly and suggesting
a non-reversable modification to an R-390 or R-390A could cause a serious
medical crisis.  :)
-- 
  Richard Loken VE6BSV            : "...underneath those tuques we wear,
  Athabasca, Alberta Canada      : our heads are naked!"
  ** rlloken at telus.net **        :    - Arthur Black
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