1927 in television
The year 1927 in television involved some significant events.
Below is a list of television-related events during 1927.
Global television events
Month | Day | Event |
January | 07 | Philo Farnsworth applies for an image dissector tube patent, which used caesium to produce images electronically. |
April | 07 | Bell Telephone Company transmits a speech by U.S. Secretary of Commerce Herbert Hoover 320 kilometers over telephone lines, which becomes the first successful long distance demonstration of television. Experimental station 3XN in Whippany, New Jersey is used to transmit 1,575 kHz video and 1,450 kHz radio. The system uses a flying-spot scanner, and is seen on Nipkow disc receivers with two-inch, 50-line images, and on a two-foot neon tube display. It was developed by Herbert E. Ives and Frank Gray. Edna Mae Horner, an operator at the Chesapeake and Potomac Telephone Company, assisted the transmission and became the first woman on television; she helped guests in Washington, D.C., exchange greetings with the audience in New York . Throughout the presentation, viewers in New York could see and hear Edna . |
May |
23 | The first demonstration of television before a large audience. Nearly 600 members of the American Institute of Electrical Engineers and the Institute of Radio Engineers view the demonstration at the Bell Telephone Building in New York City. |
24 | John Logie Baird transmits a television signal from London to Glasgow by telephone line. |
September |
07 | Philo Farnsworth achieves an experimental electronic television image, of a straight line, at his laboratory at 202 Green Street in San Francisco.[1] |
20 | John Logie Baird demonstrates the first ever system for recording television. His Phonovision VideoDisc apparatus records 30-line television pictures and sound on conventional 78 rpm gramophone records. |
Births
References