Thor Hallen: Difference between revisions

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* [[7A19]] amplifier plug-in
* [[7A19]] amplifier plug-in
* [[1A7|1A7A]] differential amplifier plug-in with true differential offset
* [[1A7|1A7A]] differential amplifier plug-in with true differential offset
 
{{Designer|Thor Hallen}}
==Patents==
==Patents==
* [http://www.google.com/patents/US3715609 US3715609 Temperature compensation of voltage controlled resistor]
* [http://www.google.com/patents/US3715609 US3715609 Temperature compensation of voltage controlled resistor]

Revision as of 03:54, 15 August 2021

Thor Oscar Hallen (b. 1939 – d. 2002) was a Tektronix engineer.

please add further information

Tek products

  • 7904 vertical amplifier
  • 7A19 amplifier plug-in
  • 1A7A differential amplifier plug-in with true differential offset

Products by Thor Hallen

Manufacturer Model Description Designers Introduced
Tektronix 7904 500 MHz non-storage mainframe Val Garuts Thor Hallen John McCormick Les Larson Bill DeVey Bill Peek Hans Springer Joe Burger Joel Swanno Ken Hawken 1971
Tektronix 7A19 600 MHz amplifier Thor Hallen Val Garuts 1971
Tektronix R7903 500 MHz non-storage mainframe Val Garuts Thor Hallen John McCormick Les Larson Bill DeVey Bill Peek Hans Springer Joe Burger Joel Swanno Ken Hawken 1974

Components by Thor Hallen

Model Class Description Designers Used in
155-0059-00 Monolithic integrated circuit HF amplifier Thor Hallen 7834 7844 7854 7904 R7903 R7912 7912AD
203-0080-90 Monolithic integrated circuit HF output amplifier Thor Hallen 155-0065-00 155-0064-01 155-0125-00

Patents

Photos