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Dekatron
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Dekatron
The dekatron was useful for computing, calculating, and frequency-dividing purposes because one complete revolution of the neon dot in a dekatron usually The dekatron fell out of practical use when transistor-based counters became reliable and affordable.
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Dekatron
Dekatron (ˈdɛkətrɒn) [f. Gr. δεκα- deca- + -tron.] The proprietary name of any of several gas-filled multi-electrode counting tubes, each containing a central anode and a set of ten inter-connected cathodes. Also attrib.1950 Bacon & Pollard in Electronic Engin. XXII. 173 (title) The Dekatron. A new ...
Oxford English Dictionary
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Digitron
Digitron Electr. (ˈdɪdʒɪtrɒn) Also digitron. [f. digit n. 3 + -tron.] The proprietary name of a cold-cathode character display tube.1958 Trade Marks Jrnl. 18 June 622/1 Digitron. Electric discharge tubes... Ericsson Telephones Limited. 1960 N. McLoughlin et al. in Electronic Engin. Mar. 140/1 A new ...
Oxford English Dictionary
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Harwell computer
The Harwell computer, or Harwell Dekatron computer, later known as the Wolverhampton Instrument for Teaching Computing from Harwell (WITCH), is an early The museum uses the computer's visual, dekatron-based memory to teach schoolchildren about computers.
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Thyratron
were manufactured for controlling incandescent lamps, electromechanical relays or solenoids, for bidirectional counters, to perform various functions in Dekatron
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John Yeadon
Harwell computer
Yeadon's 9x7ft painting of the Harwell Dekatron WITCH computer, Portrait of a Dead Witch made in 1983, was exhibited at the 1984 Leicestershire
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Theodore Cook
Cook (American football) (1922–2006), U.S. football player
See also
Ted Cook (disambiguation)
Ted Cooke-Yarborough (1918–2013), designer of the Harwell Dekatron
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Harwell CADET
The electronics division of the Atomic Energy Research Establishment at Harwell, UK built the Harwell Dekatron Computer in 1951, which was an automatic
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Computer Conservation Society
For example:
Restorations
Elliott 401
Elliott 803
Elliott 903 and 905
DEC Systems
Pegasus
ICT 1301 Project
Harwell Dekatron Computer
Differential working)
Museum of Science and Industry, Manchester:
Manchester Baby
Hartree Differential Analyser
The National Museum of Computing:
Colossus
Harwell Dekatron
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Witch (disambiguation)
Witch, ultralight aircraft
The Witch (ballet), John Cranko's 1931 ballet to Maurice Ravel's Piano Concerto No. 2 in G Major
WITCH (computer), an early Dekatron
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Cold cathode
A Dekatron is a cold-cathode tube with multiple electrodes that is used for counting.
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Mullard–Philips tube designation
(double power diode)
Special quality "Z" cold cathode tubes:
A Long-life amplifier tube
B Binary counter or switching tube
C Common-cathode Counter Dekatron carry/borrow cathodes separately available for cascading
E Electrometer tube
G Amplifier tube
M Optical indicator
S Separate-cathode Counter/Selector Dekatron
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The National Museum of Computing
The museum also includes the world's oldest working digital computer (the Harwell Dekatron / WITCH), machines from the 1960s such as the Marconi Transistorised
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Survey meter
This was before the era of electronic indicators, which started with the introduction of the Dekatron tube in the 1950s.
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Nixie tube
A well-known trade name for glow-transfer counter tubes in the United Kingdom was Dekatron.
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