[R-390] Selenium Rectifier

[Barry]

B-b-but, the bridge is a solid-state device, and, and, and it's noisy, and,
and, and it's not a tube, and, and, and....?

Barry - N4BUQ (the other, other Barry)

----- Original Message ----- 
From: "Barry Hauser" <barry at hausernet.com>
To: "DW Holtman" <future212 at comcast.net>; <R-390 at mailman.qth.net>
Sent: Tuesday, November 15, 2005 4:28 PM
Subject: Re: [R-390] Selenium Rectifier


> Hi DW
>
> All you'll find are NOS or pulls from chassis and it's best not to rely on
> them.  I think most would agree, it's OK if the SS bridge is visible -- 
you
> have to peek down the back with the cover off -- and that's downright
nosey.
> Even if seen, it shows you care. ;-)
>
> I haven't had any seleniums fail lately, but one did when I was merely a
> child back in the late 50's -- in a Motorola TV.  The smoke and acrid
stink
> left quite an impression. (If I think about it real hard, I could make
> myself choke.)  When my uncle visited, he replaced it with the latest
> thing -- a tiny, shiney, "top hat" silicon rectifier.
>
> It's customary to leave the Se rectifier in place and mount the solid
state
> replacement nearby.  SOP around here.  They're still pretty, brightly
> colored and be-finned, yet safe if not in the circuit.
>
> Barry
>
> ----- Original Message ----- 
> From: "DW Holtman" <future212 at comcast.net>
> To: <R-390 at mailman.qth.net>
> Sent: Tuesday, November 15, 2005 5:10 PM
> Subject: [R-390] Selenium Rectifier
>
>
> > Hello,
> >
> > Does anyone know where I might buy a Selenium Rectifier for the chassis
of
> > a R-390A, CR-102. I have replaced it with a solid state bridge for now,
> > but would very much like to get something more original in the chassis.
I
> > could not figure out a clever way to hide the diodes inside the selenium
> > fins.
> >
> > Thank you for your time.
> >
> > 73's
> > DW Holtman
> > WB7SSN
> >
> >
> > Selenium
> >
> >
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