[Boatanchors] Has anyone ever cut the glass top off a miniature tube to re-use the base?

[Chuck McGregor]

Plugs in the miniature tube base pattern were used in some Lowrey home
organs to interconnect the keyboards and tone generators.  Old organs are
often available for free.
-Chuck K7MCG

On Thu, Aug 18, 2016 at 10:26 PM, Emil Dular via Boatanchors <
boatanchors at puck.nether.net> wrote:

> Never tried to cut the glass on miniature tubes. Like you I have salvaged
> octal bases to make connectors.  But for you puropse, how about an
> old-fashioned socket saver? Would not that do what you want?  This place
> says they got 'em. http://www.caryelectronic.com/
> index.php/9pin-tube-socket-saver-fr-12ax7-12au7-ecc82-ecc83-amp.html
>
> Emil WD4SCZ
>
>
> ----- Original Message ----- From: "Bob Groh" <bob.groh at gmail.com>
> To: "boatanchor" <boatanchors at puck.nether.net>; <
> Boatanchors at mailman.qth.net>
> Sent: Friday, 19 August, 2016 00:41
> Subject: [Boatanchors] Has anyone ever cut the glass top off a miniature
> tube to re-use the base?
>
>
> Yes, this is another stab at finding a source for 7 and 9 pin miniature
>> tube plugs.  Has anyone ever 'de-vacuumed' a mniature tube, cut off the
>> top
>> using a glass cutter and then soldered to the pins?
>>
>> I think I could get the glass off (leaving, say, a 1/4" rim on the bottom)
>> and cut off the tube guts. But I have my doubts about whether or not the
>> leads coming up would take solder.  I rather imagine the leads were spot
>> welded originally and that the leads may not be solderable.
>>
>> Any thoughts?  Anybody done it?
>>
>> 73
>> Bob Groh, WA2CKY
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>>
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