[Boatanchors] Anyone remember Tubesters?

[Dave Brown]

Check out the CRA website- there's a  few articles in the 'album' area 
there with descriptions of ss replacements for several of the tubes in 
the 75S rx.
73
 Dave, ZL3FJ

----- Original Message ----- 
From: "Steve Uhrig" <Steve at swssec.com>
To: <boatanchors at mailman.qth.net>
Sent: Monday, July 17, 2006 8:36 PM
Subject: [Boatanchors] Anyone remember Tubesters?


> Hi all,
>
> Back a good many years ago, I bought a Collins S line pair from a 
> friend.
> It was in good shape, I used it and loved it, and regret getting rid 
> of
> it.
>
> In place of many or most of the vacuum tubes were plastic solid 
> state
> assemblies called 'Tubesters". These were approx the same size of 
> the
> tube they were to replace, and had pins on a standard base, so you 
> could
> just plug them in and they worked.
>
> I had the receiver tunes to a gnat's behind before putting the 
> Tubesters
> back in. It tuned easily and was a typical Collins tuneup.
>
> I then put the Tubesters back in, ran another alignment and found
> essentially no change. The thing worked fine with those Tubesters.
>
> I'm just wondering what the story was on them? I don't recall ever 
> seeing
> a mention of them in any way before or since.
>
> Can anyone shed any light on these things, and comments?
>
> Tks .... Steve WA3SWS
>
>
> *******************************************************************
> Steve Uhrig, SWS Security, Maryland (USA)
> Mfrs of electronic surveillance equip
> mailto:Steve at swssec.com  website http://www.swssec.com
> Tel/fax +1+410-879-4035
> "In God we trust, all others we monitor"
> *******************************************************************
>
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