This circuit with TTL output was found in a 1968 EEE. The transistor can be of general use. The tunnel diode is an uncommon component today.
We found this super-regenerative circuit for the short-wave range and VHF in a 1990 documentation. The table...
This amplifier, suggested by National Semiconductor (Now Texas Instruments), has high input...
August 2017 - Texas Instruments' new integrated circuit BQ25872, a 7-A keyed battery charger with...