RGB to NTSC Converter (CB9415E)

This circuit was found in Radio Electronics from the 90s. The integrated circuit used is not common today. The circuit is crystal controlled.

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MC1454G Amplifier (CB24236E)
The integrated circuit is from the time. This low-power circuit was found in the April 1973 issue...
Class B Low Power Amplifier (CB19069E)
This small amplifier, close to 1 W, was found in a 1963 documentation. The class B circuit uses...
20 mA Current Source (CB13423E)
This source of constant current was obtained in an American documentation of 1973. The transistors can be...