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Articles
Title
Phase Inverter For Audio Signals (CB12212E)
1 Transistor Stage Decoupled by Feedback (CB12206E)
Touch Switch (1) (CB12186E)
Intermittent Accelerated Sequential (CB12139E)
Instrumentation AC Amplifier (CB12124E)
Variable Oscillator 741 (CB12026E)
AM Reflex Receiver (CB11977E)
12 V Rhythmic Light (CB11964E)
LED NOR Gate Simulation (CB11926E)
Tone Modulated Remote Control Decoder (CB11903E)
1Hz oscillator with the 741 (CB11883E)
Wattmeter for transmitter (CB11587E)
Sound Continuity Test LM3909 (CB11536E)
LED Flasher (CB11523E)
Current Monitor Circuit (CB12972E)
Commercial Phonographic Amplifier (CB12878E)
Old Low Power Stereo Amplifier (CB12858E)
Digitally controlled audio switch (CB12748E)
Neon Heads or Tails (CB12644E)
Current sensor amplifier for automotive applications (CB12541E)
Home Intercom (CB12475E)
Busy Line Indicator (CB12442E)
Battery Voltage Regulator (CB12315E)
Voltage Follower with Reinforced Output (CB12307E)
Tuned Output 100 kHz Crystal Oscillator (CB12254E)
Capacitive Alarm (CB12181E)
1 kHz Band Pass Filter (CB12171E)
Fast Symmetric Zener (CB12086E)
Phase Shift Oscillator (CB12065E)
CMOS Logic Probe (CB12014E)

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Circuit Bench

  • Siren with 4046 (CB25251E)

      This PLL circuit includes a small amplification stage. We found it in the December 1989 Radio...

  • Capacitance Multiplier (CB5340E)

          This circuit was found in an old manual and can be applied to any operational amplifier. The power...

  • Fast adder 2 (CB7056E)

          This is another quick adder that we found in an Electronic Design from the 80s. It also applies to...

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