Al Zimmerman
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.
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.
Tektronix
As of October 1963, Al Zimmerman's Sampling Group included:
- Al Zimmerman, Project Manager
- George Frye, Project Engineer
- Ray Underwood, Project Engineer
Links
Products by Al Zimmerman
| Manufacturer | Model | Description | Designers | Introduced |
|---|---|---|---|---|
| Tektronix | 7T11 | Sampling Sweep Unit | George Frye • Al Zimmerman • Gene Cowan | 1969 |
| Tektronix | 7S11 | Sampling plugin | George Frye • Al Zimmerman • Gene Cowan | 1969 |
| Tektronix | 7T11A | 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 |
Documents Authored by Al Zimmerman
| Document | Page | Class | Title | Author(s) | Year | Refers to |
|---|---|---|---|---|---|---|
| Service Scope 46 Oct 1967.pdf | 7 | Article | Random Sampling - A New Way of Fast Pulse Display | Al Zimmerman | 1967 | 3T2 |
| Service Scope 52 Oct 1968.pdf | 2 | Article | The State of the Art in Sampling | Al Zimmerman | 1968 | S-1 • S-2 • S-3 • S-4 • S-50 • S-51 • 285 • 3S1 • 3S2 • 3S5 • 3S6 • 3T2 • 3T5 • 3T6 • 3T77A • 568 • 230 |
| Tekscope 1970 V2 N1 Feb 1970.pdf | 2 | Article | Measuring Jitter with a Sampling Oscilloscope | Al Zimmerman | 1970 | Sampling • 7T11 • 7S11 |
Photos
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Al Zimmerman in 1961
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