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Posted by J. Clarke on 10/07/67 11:50
GMAN wrote:
> In article <J0yLIG.1CwF@wjv.com>, bv@wjv.com wrote:
>>In article <e5bvrj01hk2@news4.newsguy.com>,
>>J. Clarke <jclarke.usenet@snet.net.invalid> wrote:
>>>Anybody wrote:
>>>
>>>> In article <2006052722384216807-dylanw@xmissiondotcom>, Dylan Winslow
>>>> <dylanw@xmission.dot.com> wrote:
>>>>
>>>>> On 2006-05-27 19:45:08 -0400, "J. Clarke"
>>>>> <jclarke.usenet@snet.net.invalid> said:
>>>>>
>>>>> > TV was round in the 1860s.
>>>>>
>>>>> Ahem.
>>>>
>>>> Errr ... what?!?!?!?
>>
>>>> I must have missed something. TV wasn't even invented until the 1920s.
>>
>>>Sorry, I misremembered. 1880s. TV didn't start with the
>>>Iconoscope and it didn't become wireless until the 1920s, but it
>>>existed long before that.
>>
>>Actually the first time a picture was captured and shown predates
>>the telephone by many years.
>>
>>It was the old spinning wheel type, and had the wheels on a common
>>shaft with the image being picked up by device behind the lens in
>>front of the first disk, and then amplified to turn on a light
>>on the connected disk. Not TV as we know it, but neither was
>>the first telephone invented by Bell/Gray [take your pick on that
>>controversy]
>>
>>>There's a history of television being shown on The Science
>>>Channel that has a good deal of early history that you don't see
>>>on most sites discussing the history of television.
>>
>>I saw diagrams of the original device on a shaft a jillion years
>>ago. And when I was in college I found a book on TV that was
>>printed in the late 1920s - when the only device out there
>>was the spinning disk.
>>
>>Then there was John Logie Baird who invented/produced the first
>>video disk back in about 1929.
>>
>>And as I recall his transmitted system used 3 signals. One for
>>audio, one for turning the light on and off, and another for
>>keeping the spinning disks in sync.
>>
>>TV is much older than most people think/assume.
>>
>>Bill
> But the electronic television that we have all been using for the last 75+
> years was invented by Philo T Farnsworth.
And _that_ is why standards for any television system that predate the
electronic system have little relevance, just as ancient HD standards have
little relevance.
--
--John
to email, dial "usenet" and validate
(was jclarke at eye bee em dot net)
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