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Articles
Title
Logic Level Tester (CB4469E)
Fluorescent Rhythmic Light (CB4324E)
Switching Amplifier MC1776 (CB4500E)
Zero Crossing Detector LM393 (CB4483E)
Output stage with the AC117 (CB4278E)
Voltage Sensitive Switch (CB4598E)
Battery Status Test (CB4581E)
Rectangular Generator LM3909N (CB4558E)
8 Channel Encoder with 4017 (CB4530E)
Radio Control Regenerative Receiver (CB4404E)
12V x 7.5V Converter (CB4352E)
Heads and Tails (CB4539E)
Injector and Continuity Tester (CB4452E)
UJT Mini Timer (CB4461E)
Digital Audio Switch (CB4442E)
Electronic Mousetrap (CB4450E)
Galena Radio with Frame Antenna (CB4347E)
Flip Flop with the Operational LM3900 (CB4510E)
Modulated Unijunction Oscillator (CB4433E)
4km FM Transmitter (CB4414E)
Buck converter with the LT1074 (CB4397E)
4 Levels Digital Voltmeter (CB4375E)
Automatic Station Finder (CB4318E)
Comparator Adjustable Shield (CB4589E)
Temperature Bridge (CB4523E)
Remote Volume Control (CB4476E)
Simple MW Radio 3 (CB4361E)
No Break (CB4308E)
FM Booster (CB4298E)
Transmitter For Remote Control (CB4297E)

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Circuit Bench

  • lasher fired in the dark 555 (CB25534E)

      We found this circuit in the November 1992 Radio Electronics magazine. The circuit uses an LDR as a...

  • Zero Crossing Switch (CB4258E)

          This zero crossing switch was found in the 1980s ON Semiconductor thyristor manual. Semiconductors...

  • LED Binary Counter (CB4345E)

      This circuit came out in an American magazine that no longer exists. It's the Electronic...

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