Ft doubler: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| Line 1: | Line 1: | ||
[[File:ft-doubler-circuit.jpg|thumb|350px|right|f<sub>t</sub> doubler circuit]] | [[File:ft-doubler-circuit.jpg|thumb|350px|right|f<sub>t</sub> doubler circuit]] | ||
The '''f<sub>t</sub> doubler circuit''' is a transistor amplifier topology, invented by [[Carl Battjes]], | The '''f<sub>t</sub> doubler circuit''' is a transistor amplifier topology, invented by [[Carl Battjes]], | ||
that has a current gain of 2 even at the | that has a current gain of 2 even at the transition frequency of the transistors that are used in the circuit. | ||
It is used heavily in Tektronix instruments and several Tektronix integrated circuits implement this approach. | It is used heavily in Tektronix instruments and several Tektronix integrated circuits implement this approach. | ||
Revision as of 15:30, 17 June 2023
The ft doubler circuit is a transistor amplifier topology, invented by Carl Battjes, that has a current gain of 2 even at the transition frequency of the transistors that are used in the circuit.
It is used heavily in Tektronix instruments and several Tektronix integrated circuits implement this approach.
- US Patent 3,633,120 Filed Sept. 16, 1970 / Granted Jan. 4, 1972