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Articles
Title
Guitar Special Effect (CB26195E)
Shock Generator (CB26139E)
CMOS Siren (CB26157E)
Shield for triac (CB26126E)
Current Mirror (CB26077E)
Conductance Adapter for Multimeter (CB26013E)
Negative Resistance Resistor (CB25971E)
Alternating Triac Control C (CB25078E)
Biofeedback 555 (CB25001E)
Digital Timer (CB26209E)
7 MHz Direct Conversion Receiver (CB26179E)
LM4862 Amplifier (CB26111E)
Sewing Machine Control (CB26032E)
TLC556 Pulse Generator (CB26052E)
Buzzer circuit (CB25102E)
Matrix Keyboard (CB25055E)
Oscillator 4049 (CB25020E)
Ultra Low Consumption Temperature Switch (COM12160E)
Simple Full-Wave Power Supply (CIR24097E)
Battery and Alternator Monitor (CB26311E)
33W Composite Amplifier LM1875 (CB26266E)
Overtemperature Alarm (CB26158E)
Stepper Motor Controller (CB25972E)
1 kHz High Pass Filter (CB25997E)
Triac control with CA3059 (CB25079E)
LED photosensor (CB24451E)
Robot seeks light (CB25002E)
Headlight flasher 555 (CB26290E)
Piezoelectric Alarm (CB26235E)
General Purpose Preamplifier (CB26257E)

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  • 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"

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