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Re: [Amps] Picture tubes

To: amps@contesting.com
Subject: Re: [Amps] Picture tubes
From: "Roger (sub1)" <sub1@rogerhalstead.com>
Date: Wed, 11 May 2011 18:55:25 -0400
List-post: <amps@contesting.com">mailto:amps@contesting.com>
On 5/11/2011 6:39 PM, David C. Hallam wrote:
> I wish we had some of the 1960's color TV.  They were an excellent
> source of power transformers.

So did some of the older B&W sets.  Those old tube sets were real power 
hogs and many of the power transformers were larger than the one in my HT32.
I used the whole PS out of one...or in one...and built a 90 watt out cW 
rig right on the chassis.  Big and ugly, but it worked.

73

Roger (K8RI)

> David
> KW4DH
>
> On 5/11/2011 6:29 PM, Glen Zook wrote:
>> They float!  At least all of those that a guy who owned a garage TV shop 
>> down the block from my parents house took down to the river and used for 
>> target practice with a .22 calibre rifle did.  Now this was back in the mid 
>> 1950s when no one was concerned about such things.
>>
>> Glen, K9STH
>>
>> Website:  http://k9sth.com
>>
>>
>> --- On Wed, 5/11/11, Rob Stampfli<rob@cboh.org>   wrote:
>>
>> I have a friend who removed a rather large picture tube from a console once. 
>>  I think it was around 27" diagonally.  He wanted to dispose of the tube and 
>> electronics and re-use the cabinet.  The tube was much heavier than I would 
>> have thought.  I guess those tubes have to be pretty thick on their face if 
>> they are to be anywhere near flat. (And, the glass there is probably leaded 
>> to cut down on soft x-rays.)
>>
>> Anyway, we pondered whether the picture tube would float or not.  I said it 
>> would; my friend said, no, too heavy.  We were going to fill a large trash 
>> container with water and test it, but never got around to it.
>>
>> So, what's the verdict:  sink or float?
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>>


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