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Articles
Title
Low drift voltmeter (CB7910E)
Multiple light sensor (CB7866E)
Crystal oscillator (CB7539E)
Low pass filter (CB7440E)
1200 W power supply for 144 MHz transceiver (CB7429E)
Optical zero-crossing switch (CB7416E)
Walkman amplifier (CB8461E)
Time Delay Relay (CB8394E)
Positive peak detector (CB8293E)
Audio booster (CB8309E)
Sensitive continuity test (CB8209E)
Piezoelectric transducer driver (CB8117E)
455 kHz oscillator (CB8084E)
Offset tester (CB7954E)
Extended range power control (CB7935E)
1 kHz high pass active filter (CB7576E)
Photoelectric comparator (CB7508E)
Clap meter (CB7494E)
1 MHz TTL Oscillator (CB7479E)
Overload protector (CB8362E)
Light operated switch (CB8251E)
Optical door control (CB8273E)
Medium wave range signal generator (CB8221E)
Electronic fuse for power supplies (CB8188E)
1.68 GHz Oscillator (CB8063E)
Dynamic noise reduction (CB8010E)
Water activated alarm (CB7993E)
Metal detector (CB7889E)
Light-controlled oscillator (CB7874E)
Light activated alarm (CB7867E)

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Circuit Bench

  • Ring Modulator (CB4227E)

           This circuit is suitable for SSB modulation and was obtained from an amateur radio documentation from...

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          This circuit was obtained in a 90’s Popular Electronics. The operators admit equivalents such as...

  • Logic Probe with Memory (CB5909E)

          This 7400 TTL circuit has a memory, keeping the LED on when a pulse is detected. The circuit must be...

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