Voltage reference (CB8466E)

Found in a 90s General Electric documentation, this circuit has a drain current of just 1.5 uA. The load current is 200 uA.

Unijunction Time Base (CB19138E)
We found this time base of 0.1 to 90 seconds in a circuit manual from the 90s. The single-use...
Circuit contact protection with relay (CB8634E)
Found in a 1990s Motorola documentation, this circuit aims to protect a triac that drives an...
LED Flasher (CB4985E)
This circuit was suggested by a Radio Shack publication from the 1980s. The purpose of this...