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

[Daniel Donnelly]

Many years ago I did just about the same thing except I used RTV.
Worked great.
Dan

On Fri, Aug 19, 2016 at 10:55 AM, Michael Tortorella <w2iy at verizon.net>
wrote:

> Do not click the link.  Google it, I would bet it's a bad actor.
> Mike W2IY
>
> -----Original Message-----
> From: Boatanchors [mailto:boatanchors-bounces at puck.nether.net] On Behalf
> Of
> Fuqua, Bill L
> Sent: Friday, August 19, 2016 1:47 PM
> To: Glen Zook; Paul Kraemer; Bob Groh; boatanchor;
> Boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Has anyone ever cut the glass top off
> aminiaturetube to re-use the base?
>
>   I had been a subscriber for years. what is this about a fraud detection
> check?
> 73
> Bill wa4lav
>
> ________________________________________
> From: Boatanchors [boatanchors-bounces at puck.nether.net] on behalf of
> Fuqua,
> Bill L [wlfuqu00 at uky.edu]
> Sent: Friday, August 19, 2016 1:42 PM
> To: Glen Zook; Paul Kraemer; Bob Groh; boatanchor;
> Boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Has anyone ever cut the glass top    off     a
> miniaturetube to re-use the base?
>
> This sender failed our fraud detection checks and may not be who they
> appear
> to be. Learn about spoofing at http://aka.ms/LearnAboutSpoofing
>
>   I did a similar thing years ago to make a connector for a probe for a B&K
> (Dutch) frequency selective volt meter.
> I got a socket and removed the metal mounting piece around it, poked in
> some
> appropriate sized copper wires as far as I could.
> Wrapped some tape around it to make a tubular shell as a mold.Then I
> trimmed
> them at a some length and put some lubricant inside as mold release.
> Then I poured in a tiny bit of thin oil being careful to keep it off of the
> wires so that the epoxie that pour in later does not stick to the socket
> but
> does stick to
> the wires. I then pour in pour epoxie into the mold and lastly plug a
> socket
> on to the ends of the wires sticking out to keep them aligned.
>   Let it cure, remove tape and unpluged it from the sockets.
>   73
> Bill wa4lav
>
> ________________________________________
> From: Boatanchors [boatanchors-bounces at puck.nether.net] on behalf of Glen
> Zook via Boatanchors [boatanchors at puck.nether.net]
> Sent: Friday, August 19, 2016 10:27 AM
> To: Paul Kraemer; Bob Groh; boatanchor; Boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Has anyone ever cut the glass top off        a
> miniaturetube to re-use the base?
>
> It is also possible to make a plug from a 9-pin or 7-pin molded type
> miniature tube socket.  Put suitable gauge solid wire in each of the tube
> pin positions and then solder the wires in place.  Trim the wires to the
> proper length.
>
>
> Of course, remove the sheet metal bracket that is used to hold the socket
> to
> the chassis.  This makes for a suitable plug that doesn't look "half bad"!
> I have done this a number of times and the plugs work very well.
>
>  Glen, K9STH
> Website: http://k9sth.net
>
>       From: Paul Kraemer <elespe at lisco.com>
>  To: Bob Groh <bob.groh at gmail.com>; boatanchor
> <boatanchors at puck.nether.net>; Boatanchors at mailman.qth.net
>  Sent: Friday, August 19, 2016 9:12 AM
>  Subject: Re: [Boatanchors] Has anyone ever cut the glass top off a
> miniaturetube to re-use the base?
>
> Bob
> I have done that to obtain 7 pin plug.  My poor experience using the "all
> you gotta do" glass cutting tricks I went a different way---used the cut
> off
> wheel on a Dremel.  For safety I put the tube and cutter in a heavy plastic
> bag and that way all the debris was safely bagged and minimized any risk to
> my eyes if something went wrong. The cut was nice and clean and the side of
> the disc ground it smooth.  Soldering to the pins requires scraping them
> clean and bright and using a good flux like Rubyfluid.  Filling the "plug"
> with epoxy after soldering wires get you there.
> Also, the real deal plugs do show up on ebay once in a while, 9s more
> common
> than 7s.
> Making circuit board plugs is also a possibility but you need to solder
> suitable pins to some pretty small pads and then not unsolder them when you
> connect to the back ends of the pins.  It works but not a quantity
> producible solution by any means---unless you just sell the circuit board
> and loose pins and let the buyer deal with it.
> Too bad those Vector plugs of the 70's are history.
>
>
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