Howard Vollum

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C. Howard Vollum, 1959

Charles Howard Vollum (b. 31 May 1913 in Portland, OR – d. 5 February 1986) (→ WikiData) was an American engineer, scientist, and philanthropist in Oregon, United States. He was the co-founder of Tektronix Corporation, and endowed the Vollum Institute.

Source & further details: Howard Vollum @ Wikipedia


Products by Howard Vollum

Model Class Description Designers Introduced
101 Calibrator Calibrator Howard Vollum 1946
511 Oscilloscope 10 MHz Tube scope
First Tektronix oscilloscope
Frank Hood Logan Belleville Howard Vollum 1947
105 Signal generator 25 Hz to 1 MHz square wave generator Howard Vollum Charles Sanford 1950

Components by Howard Vollum

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Patents by Howard Vollum

Page Office Number Title Inventors Company Filing date Grant date
Patent US 3562464A US 3562464A Cam actuated switch having movable and fixed contacts on circuit board Howard Vollum Willem H Verhoff Tony Sprando Tektronix Inc 1968-10-07 1971-02-09
Patent US 3725724A US 3725724A Deflection factor indicating apparatus Howard Vollum Tektronix Inc 1971-01-11 1973-04-03
Patent US 3831199A US 3831199A Common transport for magnetic tape cartridge or magnetic card cartridge Howard Vollum S Broughton Tektronix Inc 1973-03-19 1974-08-20