Low Frequency Doubler MC1556G (CB14564E)

This circuit is from Motorola's 1990 Linear Databook. The circuit employs a component that is no longer common today.

Non-Inverting Gain 100 Amplifier 741 (CB16755E)
We found this common application of the 741 operational amplifier in a 1977 documentation. The...
Electronic Fuse (CB15845E)
This circuit, found in an old 1967 publication, cuts the current from a source when the current...
LM3914 with expanded scale (CB24652E)
This LED bar graph circuit was found in the October 1980 issue of Radio Electronics magazine. The...