Howard Vollum
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
Links
- Howard Vollum Biography
- The story of a Sellwood cottage, linked to Tektronix (Vollum Biography)
- Vollum Tribute by Bill Hewlett
- Howard Vollum obituary @ reed.edu
- Tektronix, Univiersity of Portland mark Howard Vollum's 100th birthday
- Tektronix, The Early Days - recollections by Frank Hood (@ vintagetek.org)
Products by Howard Vollum
| Manufacturer | Model | Description | Designers | Introduced |
|---|---|---|---|---|
| Tektronix | 101 | Calibrator | Howard Vollum | 1946 |
| Tektronix | 511 | 10 MHz Tube scope First Tektronix oscilloscope |
Frank Hood • Logan Belleville • Howard Vollum | 1947 |
| Tektronix | 511A | 10 MHz Tube scope | Frank Hood • Logan Belleville • Howard Vollum | 1948 |
| Tektronix | 105 | 25 Hz to 1 MHz square wave generator | Howard Vollum • Charles Sanford | 1950 |
Components by Howard Vollum
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 Verhoef • 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 • Sid Broughton | Tektronix Inc | 1973-03-19 | 1974-08-20 |
Photos
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May 1949
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Ca.1950
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1959
