Balanced Modulator MC1594 (CB14588E)

This circuit is from the Motorola Linear Databook from 1990. The integrated circuit used is uncommon today.

Simple transistor test (CB21577E)
The simple transistor test shown in the figure can be powered by a 9V battery. The test is for...
Class B Low Power Amplifier (CB19069E)
This small amplifier, close to 1 W, was found in a 1963 documentation. The class B circuit uses...
Pulse Generator with the 4011 (CB16073E)
The circuit shown in the figure uses 2 of the 4 NAND gates of a 4011 and is designed to produce short...