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511: Difference between revisions
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The 511 was '''Tek's | The 511 was '''Tek's second product''', | ||
[[introduced in 1947|introduced in June 1947]]. | [[introduced in 1947|introduced in June 1947]]. | ||
(The first was the [[101|Type 101 Video Calibrator]]. | |||
A revised version, the 511A, was [[introduced in 1950]]. | A revised version, the 511A, was [[introduced in 1950]]. | ||
[[Howard Vollum]] was directly involved with the design of the 511. | [[Howard Vollum]] was directly involved with the design of the 511. | ||