Logan Belleville

Logan M. Belleville was a Tektronix engineer.

Belleville was born Oct. 29, 1909, in Twin Falls, Idaho. He died Jan. 8, 2000 in Vancouver, WA.

Previously a development engineer at the U.S. Forest Service Radio Lab, he had worked at the MIT Radiation Laboratories during WWII and joined Tektronix in 1946 to become the young company's second engineer. He left Tektronix in 1953.

Tektronix Products

• Designed 512
• Co-designed 511
• Co-designed 517
• ...

Patents

• US2577506: Amplifier - filed 9 Jul 1945, granted Dec 4 1951 (logarithmic amplifier)
• US3461386: Coaxial switch using reed switch and assembly and system with isolated actuating coil Filed 17 Jan 1966, granted 12 Aug 1969

Links

• Obituary
• Logan Belleville @ vintagetek.org
• Reference to MIT
• Frank Hood recollections