Circuit Bench

Articles
Title
Telephone dialer (CB9235E)
CMOS PLL Siren (CB9205E)
Automotive equipment source (CB9116E)
Two tone siren (CB9085E) This circuit was found in a 1980’s Radio Electronics. The signal must be applied to an amplifier stage. Capacitors can be changed to change effects. img src="images/stories/bc/144064"
Non-inverting amplifier (CB9018E)
Current Booster (CB8994E)
Alarm with lock (CB8964E)
High current neon regulator (CB8812E)
Long time intervals with precision (CB9682E)
Limit comparator (CB9591E)
Over and under temperature alarm (CB9477E)
Wien Bridge Oscillator CA3140 (CB9418E)
VCO 2 (CB9426E)
Temperature transmitter (CB9392E)
Transmitter for 2 meters (CB9381E)
Buffer for AD converters (CB9318E)
Unit gain buffer (CB9310S)
First pulse preserver (CB9259E)
Pre selector with varicap tuning (CB9172E)
Simple low frequency receiver (CB9145E)
Ramp Generator (CB8941E)
Universal logic test (CB8907E)
Sawtooth generator (CB8884E)
Multiplication and sampling circuit (CB8865E)
Locked resonant relay (CB8840E)
Wien Bridge Oscillator (CB8792E)
Digital mixer (CB8757E)
2-input video multiplexer (CB8736E)
5 V switched regulator (CB8702E)
Radiation detector (CB8660E)

Page 316 of 528