This small regulated power supply was found in a 1963 General Electric documentation. The special zener diode transistor can be replaced with an equivalent discrete configuration.
Found in a 90s Popular Electronics, it serves both TTL and CMOS logic. The injector can provide 10...
This circuit can gerenate square signals and be comanded by na external control. When the input...
This 100 kHz crystal controlled oscillator was found in an American 1980s documentation. The...