Stereo Emitter Follower (CB24068E)

This circuit was found in the August 1970 issue of Radio Electronics magazine. It employs RCA's newly introduced CA3018 differential amplifier.

Analog frequency meter (CB6901E)
This circuit for frequencies of 20 to 2 kHz was obtained in English documentation from 1966. The...
Oscillator with frequency triplicator (CB4052E)
The oscillator of this circuit operates around 8 MHz, but the output will be at a frequency three times...
Dwell Meter Gauge and Tachometer (CB22529E)
This circuit with transistors of the time was found in the magazine Radio Electroinics of June of...