Al Zimmerman: Difference between revisions
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}} got his BS in Electrical Engineering from Harvard in 1959 and MS in Electrical Engineering from UC | }} got his BS in Electrical Engineering from Harvard in 1959 and MS in Electrical Engineering from [[University of California|UC Berkeley]] in 1961. | ||
He started at Tektronix in July 1961. | He started at Tektronix in July 1961. | ||
He led the [[Sampling_oscilloscope|Sampling]] Group at Tektronix starting in the early 1960s. | He led the [[Sampling_oscilloscope|Sampling]] Group at Tektronix starting in the early 1960s. | ||
Revision as of 06:41, 7 March 2024
Henry Allen “Al” Zimmerman (b. August 5, 1937 in Sabetha, KS – ?) got his BS in Electrical Engineering from Harvard in 1959 and MS in Electrical Engineering from UC Berkeley in 1961. He started at Tektronix in July 1961. He led the Sampling Group at Tektronix starting in the early 1960s.
As of October 1963, Al Zimmerman's Sampling Group included:
- Al Zimmerman, Project Manager
- George Frye, Project Engineer
- Ray Underwood, Project Engineer
Products by Al Zimmerman
| Model | Class | Description | Designers | Introduced |
|---|---|---|---|---|
| 7S11 | Plug-in | Sampling plugin | George Frye • Al Zimmerman • Gene Cowan | 1969 |
| 7T11 | Plug-in | Sampling Sweep Unit | George Frye • Al Zimmerman • Gene Cowan | 1969 |
| 7T11A | Plug-in | Sampling Sweep Unit | George Frye • Al Zimmerman • Gene Cowan | 1986 |
Components by Al Zimmerman
Patents by Henry A Zimmerman
| Page | Office | Number | Title | Inventors | Company | Filing date | Grant date |
|---|---|---|---|---|---|---|---|
| Patent US 3359429A | US | 3359429A | Trigger generator circuit having synchronized astable input oscillator | Henry A Zimmerman | Tektronix Inc | 1964-03-23 | 1967-12-19 |
| Patent US 3350576A | US | 3350576A | Trigger countdown circuit which is armed and triggered by different portions of the same trigger pulse | Henry A Zimmerman | Tektronix Inc | 1965-01-29 | 1967-10-31 |
| Patent US 3558930A | US | 3558930A | Jitter-free triggering method and apparatus | Jim Knapton • Henry A Zimmerman | Tektronix Inc | 1968-03-15 | 1971-01-26 |
| Patent US 3771056A | US | 3771056A | Display baseline stabilization circuit | Henry A Zimmerman | Tektronix Inc | 1971-07-30 | 1973-11-06 |
Writings
- "The State Of the Art In Sampling" in October 1968 Service Scope
- Concepts Series: Sampling Oscilloscope Circuits (contributions)
Patents
- US Patent 3359429 "Trigger Generator Circuit Having Synchronized Astable Input Oscillator"
- US Patent 3558930 "Jitter-Free Triggering Method and Apparatus"
- US Patent 3771056 "Display Baseline Stabilization Circuit"
Personal
Al Zimmerman was married to Emily Jo Berry and they had three kids: Berry in 1958, Bruce in 1960, and JoLynne in 1964. They divorced around 1983. He remarried Eileen Harrington in 1986. They divorced around 1997. He remarried Lila Lee around 1999. They divorced around 2010.
Photos
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Al Zimmerman in 1961
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