Hi group...
I came across an archive of the entire HSN series at:
https://www.navy-radio.com/manuals/hsn/
There is some interesting reading in there...!
73...Jordan VE6ZT
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Hamtubes has a limited supply for $20 each.
http://www.hamtubes.com/tubes/list2.htm
73
Stan
KM4HQE
On Sat, May 4, 2024 at 3:51 PM, Robert P. Meadows
<[rpmea...@bellsouth.net](mailto:On Sat, May 4, 2024 at 3:51 PM, Robert P.
Meadows < wrote:
> The govt cost of the 6C10 was all of $1.19 or
The govt cost of the 6C10 was all of $1.19 or so
R
-Original Message-
From: r-390-boun...@mailman.qth.net On Behalf
Of Russ Williams via R-390
Sent: Saturday, May 4, 2024 3:38 PM
To: r-390@mailman.qth.net; B Riches
Subject: Re: [R-390] 6C10 Tube
Vacuumtubesinc.com has them, but
Vacuumtubesinc.com has them, but they are spendy due to their similarity to
the 12AX7. $70.00 each.
Russ KW6T
On Saturday, May 4, 2024 at 11:21:33 AM PDT, B Riches via R-390
wrote:
Help! I am looking for a 6C10 tube.
73,
Bill, WA2DVUCape May, NJ
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Bill, you surely have seen the prices asked for NOS 6C10 tubes now !
But this is only a triple triode with the same characteristics than the more
common 12AX7 double triode.
Unless the unit using this 6C10 have a special value if kept original, my own
solution will be to modify it to use 1+½
Help! I am looking for a 6C10 tube.
73,
Bill, WA2DVUCape May, NJ
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I would add that one should pay attention to the ceramic capacitor dielectric
used in the circuit. Some are very temperature sensitive and are a source of
noise and microphonics.
> Any suggestions?
Nothing revolutionary, just replace paper with plastic, ceramic with ceramic,
mica with mica. Especially in the latter case use brand-new, not old or even
NOS unless tested good in every possible way.
Dave Wise
PS - Any message I send that contains Larry H's email address
Wow, this is a lot of great posts about the Q of caps. And it is all very
good to know. But, my original hope in posting on this subject was to try
to find a simple answer that would work all of the time to prevent using
the wrong cap in critical circuits. It looks like it isn't going to be
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