RF Monitor (CB21686E)

This RF monitor or field strength meter can use instruments from 100 uA to 1 mA full scale. The diode is germanium type.

High Side Drivers PWM controller (CB15567E)
The circuit shown in figure 8 is an application suggestion for ISL8107, a new integrated circuit from...
Audio Oscillator (CB21907E)
This blocking oscillator that appears elsewhere on this site from other sources, was found in a...
Four Transistors Reflex Receiver (CB18301E)
This is a diagram of a 1958 commercial receiver. The circuit was found in documentation at the...