Circuit Bench

Articles
Title
Transformerless Power Supply (CB516E)
Relaxation Oscillator Using 2 Bipolar Transistor (CB517E)
AM Tuner (CB514E)
Two-Power Selector Using Triac (CB515E)
1 to 10 Counter Using the 4017 (CB521E)
AM Transmitter (CB513)
7-Segment Counter-Decoder (CB415)
Earphone Amplifier (CB416)
Mouser Adds Adafruit to Its Open Source Lineup
VFO using a Varicap (CB411)
White Noise Generator (CB412E)
Very Low Power Multivibrator (CB410)
Volume and Tone Control (CB409)
XTAL Oscillator (CB407)
Simple AM Radio (CB408E)
Sequencer for Relay Control Using the 4017 (CB503)
Simple Electronic Organ (CB501)
Remote Control Receiver (CB502)
LEDs in 110 V or 220 V (CB499)
Tone Modulated Radio Control Transmitter (CB500)
Logic Level Detector (CB406)
Electroscope (CB497)
Mini Timer (CB498)
Impedance Match (CB493)
Voltage to Frequency Converter (CB494)
Night Switch (CB491)
Modern Crystal Radio (CB481)
Complementary Transistor Oscillator (CB495)
Variable Tone Siren (CB495)
Sensitive Touch Switch (CB488)

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