[R-390] Filter cap replacement question
David C. Hallam
dhallam at rapidsys.com
Tue Aug 16 12:31:58 EDT 2005
Sorry about the previous reply to the wrong message. This is message,
filter cap replacement question, to which I meant to reply.
I certainly am glad that those of us who own the non A version don't have
these problems.
David C. Hallam
KC2JD
-----Original Message-----
From: r-390-bounces at mailman.qth.net
[mailto:r-390-bounces at mailman.qth.net]On Behalf Of
robert.boyd at sdc-dsc.gc.ca
Sent: Tuesday, August 16, 2005 9:52 AM
To: n4buq at aol.com; r-390 at mailman.qth.net
Subject: RE: [R-390] Filter cap replacement question
Barry:
I obtained mine from Digikey, but all the 33uf capacitors appear to be a
"standard" size. I got around the size by expoxying two caps together, then
expoxying the third on top of the other two thus creating an assembly which
I wired to the base. The base-another nightmare! I didn't waste time
attempting to solder aluminum wires, instead I drilled out the original wire
and drilled/tapped the pins (2/56), inserted brass screws and soldered the
assembly to them!
Robert, VE3BE
-----Original Message-----
From: r-390-bounces at mailman.qth.net [mailto:r-390-bounces at mailman.qth.net]
On Behalf Of Barry
Sent: 2005-08-16 9:19 AM
To: R-390 HF Receiver List
Subject: [R-390] Filter cap replacement question
For you guys who are restuffing your R390A's electrolytics, which caps are
you using? I ordered some from Mouser with the intent of simply installing
them "bare" through the holes in the octal sockets. Sadly, the octal
sockets in this AF module, though, don't have through hole style sockets;
therefore, I'm planning on using an octal plug. I have some old cans from
another set I've gutted, but these caps are just about 0.010" in diameter
too large to stuff three of them in the can so I was wondering where you are
getting caps small enough to fit three inside the cans.
I have some old burned-out octal tubes and their bases are a perfect press
fit in the old cans so if I can find small enough caps, this should be a
cake-walk.
Thanks in advance,
Barry - N4BUQ
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