Thor Hallen: Difference between revisions
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* [[1A7|1A7A]] differential amplifier plug-in with true differential offset | * [[1A7|1A7A]] differential amplifier plug-in with true differential offset | ||
{{Designer|Thor Hallen}} | {{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] | ||
==Links== | |||
* [[Media:A subnanosecond realtime oscilloscope garuts hallen.pdf|A Subnanosecond Realtime Oscilloscope]] | |||
==Photos== | ==Photos== | ||
Revision as of 23:44, 19 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 | 7A19 | 600 MHz amplifier | Thor Hallen • Val Garuts | 1971 |
| 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 | 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 |
