1904 in radio
From Wikipedia, the free encyclopedia
The year 1904 in radio involved some significant events.
Events
- 7 January (with effect from 1 February) â The Marconi Company establishes "CQD" as one of the first international maritime radio distress signals.[1]
- 24 May â The United States Patent Office awards Marconi a patent for a "Wireless signaling system".[2]
- 11 October â Brazilian priest and researcher Roberto Landell de Moura is awarded a patent by the United States Patent Office for a "Wave-transmitter".[3]
- 16 November â English electrical engineer John Ambrose Fleming, working for Marconi, is awarded a United States patent for the Fleming valve, the first thermionic vacuum tube, a two-electrode diode, which he calls the oscillation valve.[4]
- First radio transmission of music, at Graz, Austria.[5]
Births
- 5 January â Anona Winn, Australian-born British broadcasting personality (d. 1994)
- 15 January â Charles Hill, British physician, medical and broadcast executive, politician and "The Radio Doctor" (d. 1989)
- 23 February â William L. Shirer, American war correspondent (d. 1993)
- 8 May â John Snagge, English radio newsreader (d. 1996)
- 24 May â Sefton Delmer, German-born British propaganda radio broadcaster (d. 1979)
- 14 August â Lindley Fraser, Scottish-born academic economist and broadcaster (d. 1963)
- 27 October â Les Mitchel, American radio and film producer, director and actor (d. 1975)[6][7]
- 24 November â Pegeen Fitzgerald, American radio talk-show host (both alone and with her husband, Ed) on WOR and WJZ in New York City[8] and Norcatur, Kansas (d. 1989)[9]
