Radar detector (CB8628E)

Found in a 90s Electronics Engineering, this circuit makes use of components of the time. The critical component is the microwave sensor diode.

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CMOS Triggering (CB24325E)
This circuit for triggering a CMOS gate without rebounding was found in the October 1974 issue of...
Pulse generator 2 (CB8197E)
This generator is more complete than the previous one, being able to generate pulses as indicated...
Electronic Vibrator (CB20061E)
This 1975 circuit for automotive applications replaces the mechanical vibrator found in old cars...