A Fultograph image, 65×129mm. The fultograph was an early, clockwork image-receiving device, similar in function to fax machines. It took signals from the loudspeaker socket of a radio receiver and used an electrochemical process to darken areas of sensitised paper wrapped on a rotating drum. Invented by

Otho Fulton Dr. Otho Fulton (1868–1938) was an American inventor with a number of inventions in facsimile transmissions, including the fultograph. ireless Pictures (1928) Limited "The Fultograph" - First Wireless Fax Machine/ref> He sent a picture across ...

, the system was used briefly in the late 1920s to broadcast images to homes by radio. The machines themselves were expensive ( £22 15'' s'' 0'' d'' in 1928) and required a good receiver to operate.The fultograph, Transdiffusion.org
retrieved on: August 13, 2007 The BBC broadcast Fultograph images in 759 programmes between 1929 and 1932.BBC Genome
retrieved on: November 09, 2014 The Fultograph was the subject of an article in the British '' RadCom''

amateur radio Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communic ...

magazine in October 2007.

References

External links

A detailed German text
from a 1920s catalogue, with illustrations and a circuit diagram.

a German-language text with colour photographs. Telecommunications equipment {{Telecommunications-stub