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The Secret Life of Machines - Season 2 - Episode 4 - The Telephone
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Watch Series: The Secret Life of Machines Released in (1988) - Season 2 - Episode 4 ,airing date 1991-01-29 produced by UK, The TV Series categorized in Documentary, and content rating 25min with duration 25 min broadcasted as these networks Channel 4, Streamed at Putlocker & directed by Tim Hunkin, Andrew Snell, Nigel Maslin, Frank Prendergast. The forerunner of the telephone was the telegraph. By 1870 all major towns in Europe and America had telegraphs, sending messages in 'on' and 'off' pulses (e.g. Morse code). It was while trying to improve the telegraph that Bell discovered the telephone.
Episode Contents:
Models: A tiny telephone system (less power supply!). A speaker using solenoid coil, magnet and base drum. A homemade microphone of plastic lid and carbon particles Machines: A cheeky store automaton that induces rabid commercialism. An acoustic probe by Rex.
Guests: Several old telegraph machines using odd protocols. A 60s era mechanical 'click and bang' telephone exchange (they are fun to watch). A funky 30's era burglar alarm complete with telephone dialer and a message for the police on the phonograph.
Films: The cartoon life of that famous scot/canuck Alexander Graham Bell. An all singing all dancing Bell film promoting a phone every five feet.
Extro: Stop motion phones.
Genre: Documentary
Actor: Tim Hunkin, Rex Garrod, Frances Kay, Meg Amsden, Ellie Rayner, Ian Goodwin
Guest Stars: Rex Garrod
Creators: Tim Hunkin, Andrew Snell, Nigel Maslin, Frank Prendergast
Writers: Tim Hunkin
Country: UK
Languages: en, English,
Episode: 4
Runtime: 25
Date Modified: 2018-04-19 20:54:01
Air Date: 1991-01-29
Year Released: 1988
Rating: 7.000 out of 10
Content Rating: 25min
Views: 79
Quality: HD
Networks:
Channel 4,
Also known as: The Secret Life Of The Office
Keywords:
