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

Record Details:

Title:
"Television: the revolution,"
Date:
[1944]
Publisher:
New York, Essential Books
Volume:
"Television: the revolution,"
Leaf #:
00038
Language:
English
Collection:
Broadcasting & Recorded Sound and Books
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 —" 19 million cycles per second, the current which makes up the television picture doesn't want to stick to an ordinary wire. By the time it has traveled a mile, most of the current has flown off into space. There is a way to keep the televi- sion signal from vanishing into thin air: that is, to build a cylindrical retaining wall around the wire, which helps the current to stay in place. This is called a coaxial cable. Unfortunately, a coaxial cable is a fairly expensive piece of mer- chandi^e. With the necessary amplifiers, a coast- to-coast coaxial cable would cost about a haK billion dollars. All of this adds up to one thing: networks of television stations, like today's radio networks, will be very difficult to form. The television signal likes to stay close to home. Only the most expensive persuasion by the best electronic en- gineers can transmit television pictures from one city to the next. Maintaining a complete nation- wide network would cost as much as a medium- sized war. Now let's get back to the picture of Betty Grable, which was spinning through the ether as ten million blobs of electric current. The radio waves bearing Miss Grable's likeness ar-