"Television: the revolution," ([1944])

Record Details:

Title:
"Television: the revolution,"
Date:
[1944]
Publisher:
New York, Essential Books
Volume:
"Television: the revolution,"
Leaf #:
00034
Language:
English
Collection:
Books and Broadcasting & Recorded Sound
Format:
Books
Contributor:
Prelinger Library
Sponsor:
MSN
Coordinator:
Media History Digital Library
Date Added:
July 19, 2022
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"THE MOVING FINGER WRITES —" 15 be focused into a pin-point, like a beam of light. Magnets attract this cathode beam as if it were an iron wire. It can be swerved back and forth, up and down, by the pull of properly placed magnets. This is what happens inside the vacuum of the iconoscope tube. The cathode beam might be called the "electronic milk-man." His route begins at the upper left-hand corner of the mo- saic, and he starts across to the right-hand side. At each electric eye along the way he stops and asks, "How many bottles today?" Where the picture is dark, the electric eye will have given up no charge of electricity. And so it won't ask for anything from the electronic milk-man. But when the cathode beam arrives at that silvery high-light at the top of Miss Grable's head, the electric eye in that particular spot will have given up a large amount of its electric charge. That electric eye will need a bottle of current from the cathode beam. Several thousand learned scientists are prob- ably having hemorrhages at this description of television theory. It really isn't so simple. If it were, we probably would have had television several years before Columbus discovered