Circuit Bench

Articles
Title
Operational power stage (CB25189E)
3-Gate Triggered Oscillator (CB25332E)
Voice Filter with LM381 (CB25283E)
Electronic thermometer (CB25161E)
CA3080 Amplifier with Phase and Amplitude (CB25135E)
LM3914 with external reference (CB25111E)
Counting and stopping for the 4017 (CB25212E)
Gain 100 Amplifier CA3140 (CB25190E)
Micro Power Schmitt Trigger (CB25139E)
TTL Variable Oscillator (CB25333E)
Bridge Amplifier with LM390 C (CB25308E)
Frequency Synthesizer 4046 (CB25257E)
0 to 30 V 1 A protected power supply (CB25233E)
LM3900 Inverter Trigger (CB25169E)
Telephone Relay (CB25235E)
6W Variable Tone Siren (CB25213E)
Astable CA3030 (CB25140E)
LM3914 with Overscale Alarm (CB25112E)
5W Amplifier with LM383 (CB25309E)
Solid State Relay (CB25258E)
Telephone Relay (CB25234E)
Relaxation oscillator with operational (CB25191E)
Distortion Analyzer (CB25162E)
Digital Voltage Indicator (CB25335E)
Logic Drive of the 7805 (CB25236E)
Fast Inverter CA3080 (CB25136E)
LM3914 Moving Point Voltmeter (CB25113E)
Car Battery Power Supply (CB25334E)
Spy Detector (CB25214E)
Duty Cycle Oscillator CA3038 (CB25141E)

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