Gemanium Transistors DC Amplifier (CB14775E)

This instrumentation circuit was found in the 1960 transistor application manual. More modern transistors can be used.

Ammeter (CB9660E)
This current meter with many scales was found in a 80s American documentation. The operational amplifier...
High voltage regulator (CB8472E)
This 90s Motorola circuit from, has current limiting foldback. The power transistor is from the...
Window comparator (CB9459E)
This circuit was found in an Electronic Design from the 90s. The shapes of the signals obtained as result...