Carl Battjes

Carl Robert Battjes (30 December 1929 — 28 April 2007) was a Tektronix engineer.

Battjes had designed a 300 MHz transistor amplifier at Sylvania before he joined Tektronix in 1961 to work on high-speed amplifiers.

In 1971 he left the portable oscilloscope group and joined the IC design group within Tektronix.

Tek Products

"Who Wakes the Bugler?", in The Art and Science of Analog Circuit Design, Jim Williams (Ed.), July 1998. ISBN 978-0-7506-7062-3. → Google Books
"Short Pulse Technique of Adjusting Wideband Amplifiers", in Tekscope Vol. 3 No. 1 January 1971
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US3633120: Amplifier circuit (Filed Sep 16, 1970 - granted Jan 4, 1972) - the famous "f_t doubler" circuit
US3258765: Digital to analog converter (Filed Jan 23, 1963 - granted Jun 28, 1966)
US4236119: Monolithic wideband amplifier (Filed Sep 11, 1978 - granted Nov 25, 1980)
US5140198: Image canceling mixer circuit on an integrated circuit chip (Filed Aug 30, 1989 - granted Aug 18, 1992)
US4039899: Geometry and focus correction circuit (Filed May 3, 1976 - granted Aug 2, 1977)
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