Circuit Bench

Articles
Title
Wireless Microphone MW (CB12886E)
One Transistor Receiver (CB12824E)
Battery Expander (CB12755E)
Voltage Frequency Converter with the 4047 (CB12736E)
Normally Closed Power Switch using Optocoupler (CB12711E)
Sequential timer (CB12647E)
VFO With Ceramic Resonator (CB12454E)
Operational Wien Bridge Oscillator from 1.5 to 16 kHz (CB12425E)
XTAL CMOS Oscillator (CB12388E)
Very Low Consumption Alarm (CB12364E)
Dimmer with Triac (CB12326E)
Incandescent Strobe (CB12278E)
Three Transistors MW Radio (CB12261E)
Audio Millivoltmeter (CB12216E)
Intercom LM388 (CB12190E)
Window Comparator with CA3140 (2) (CB12152E)
Adjustable Undervoltage Detector (CB12146E)
Car Voltmeter (CB12094E)
Non Linear Amplifier with 741 (Semilog) (CB12032E)
Flood Alarm (CB12022E)
12 V x 2 A power supply (CB11911E)
Thermocouple Interface (CB11850E)
1kHz High Pass Filter (2) (CB11556E)
Fast Sample and Hold (CB11545E)
LED Sensor (CB12958E)
1 kHz oscillator (CB12899E)
Alternating LED Indicator with the 4011 (CB12800E)
Light Alarm (CB12628E)
Wide Dynamic Range Light Detector (CB12527E)
Audio Frequency Meter (CB12298E)

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