Al Zimmerman

Henry Allen "Al" Zimmerman led the Sampling Group at Tektronix starting in the early 1960s. He was born August 5, 1937, in rural Kansas.

As of October 1963, Al Zimmerman's Sampling Group included:

• Al Zimmerman, Project Manager
  • George Frye, Project Engineer
    • Andy Chears
    • Jim Geddes
    • Leo Heineck
    • Fred Kawabata
  • Ray Underwood, Project Engineer
    • Gene Cowan
    • Chuck Donaldson
    • Chuck Edgar
    • Stu McNaughton

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"