[Amps] Picture tubes

[Dave M]

Ahhh yes the good old days , the xfrmer from the TV . a cpl $8 6LQ6's from the drugstore and few junk box parts and you had an afternoon project


......................................................................................................
 
73     VE3DV , Dave



 

> Date: Wed, 11 May 2011 18:55:25 -0400
> From: sub1 at rogerhalstead.com
> To: amps at contesting.com
> Subject: Re: [Amps] Picture tubes
> 
> 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 at 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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