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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: FJB who wrote (58016)5/13/1999 12:06:00 AM
From: Yousef  Respond to of 1572775
 
Bob,

Re: "Early TVs DID use vacuum tubes. I remember watching my dad replace
them when I was a little kid."

That's very good, Bob ... You can go back to posting links now. <ggg>

Make It So,
Yousef



To: FJB who wrote (58016)5/13/1999 12:08:00 AM
From: RDM  Respond to of 1572775
 
Early color televisions cost $600 in the early 1960s. This was one fourth the cost of a car (maybe the same as $4000 today). The receiving tubes were removable easily but the picture tube (CRT) was not. The CRT on the early 1960s color televisions were only good for five years of use and then required replacement. Other components such as the horizontal oscillator capacitor were prone to wearout as well. None of the early color televisions operated for more than five years without some repair.

This is in constrast to a Sony television I bought in 1972 that I still watch occasionally. It used transistors and had a color CRT that had been improved through more than ten years of improvements.



To: FJB who wrote (58016)5/13/1999 2:34:00 AM
From: Scumbria  Read Replies (1) | Respond to of 1572775
 
Bob,

Early TVs DID use vacuum tubes. I remember watching my dad replace them when I was a little kid.

Early computers did too.
komkon.org

Scumbria