Voltage reference (CB20820E)

This circuit was found in documentation from the 1980s. The circuit can be designed based on modern components.

Charge & Discharge Sensor (CB5262E)
This circuit provides an output voltage with the absolute value of the charge and discharge current...
TV Transmitter Power Supply (CB18750E)
This power supply was specifically designed for the CB18749E transmitter, but it is suitable for...
Signaling alarm (CB20532E)
This circuit was found in a publication from the 50's. The circuit uses germanium transistors of...