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.
This circuit was found in a 1967’s Ferranti documentation. The components are from that time. The...
This circuit was found in a 90s Popular Electronics. It is used for the acoustic transmitters of 40 kHz,...
CHANDLER, Ariz., June 14, 2017 — New PIC32MM “GPM” microcontrollers (MCUs) are now available from...