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Articles
Title
TTL Oscillator (CB12027E)
Broadband Amplifier CA3140 (CB11978E)
Relay Flasher (CB11965E)
Transistor OR gate Simulation (CB11927E)
Infrared Modulator (CB11904E)
1kHz Double T Oscillator with the 741 (CB11884E)
Analog Multimeter (CB11829E)
Comparator Photo Sensor (CB11588E)
Photodiode Amplifier (CB11549E)
Astable TLC271 (CB11537E)
15 W Class D Stereo Audio Amplifier (CB12952E)
Mini Telegraphic Oscillator (CB12879E)
Four Channel Microphone Mixer (CB12859E)
Triangular and Sinusoidal Digital Generator (CB12749E)
Source without Transformer (CB12731E)
Power Grid Tone Detector (CB12667E)
Siren for Alarm (CB12645E)
Water Alarm (CB12601E)
Electronic Cricket (CB12622E)
Gyroscope with MEMS inertial sensor (CB12542E)
400 mA Buck Regulator (CB12521E)
Inductance Meter (CB12449E)
Dual Speed Control For DC Motors (CB12443E)
AC Power Switch with Optocoupler (CB12416E)
Precision Half Wave Rectifier with the 741 (CB12344E)
6 x 3 Sequential Array of LEDs 4017 (CB12140E)
RIAA Stereo Preamplifier (CB11479E)
Light Timer (CB13000E)
Rectangular Oscillator (CB12973E)
Two Transistors MW Radio (CB12819E)

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Circuit Bench

  • 4 Levels Digital Voltmeter (CB4375E)

      This circuit was found in an English magazine Radio & Electronics Constructor of February 1977....

  • Fire Alarm (CB13153E)

      This circuit was found in an American publication from the 70s, but it can be assembled with more...

  • Transformerless Balanced Preamplifier (CB4942E)

           This microphone circuit was found in a collection of American 80's layouts, using operational...

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