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Articles
Title
Music Generator (CB9882E)
Instrumentation amplifier (CB9842E)
Beat frequency indicator (CB9814E)
1A Flasher (CB9790E)
JFET dip meter with (CB9710E)
Pulse width discriminator (CB9690E)
200 MHz crystal oscillator (CB9619E)
Flashlight Remote Control (CB10851E)
Cassette Tape Retriever (CB10832E)
Minuteria For Lamps (CB10769E)
Metronome (CB10607E)
VU-Meter (CB10589E)
Square Generator 555 (CB10547E)
Multi - Alarm with the 555 (CB10570E)
Telephone Call Monitor (CB10509E)
Solar Humidity Indicator (CB10407E)
Three Channel Rhythmic Light (CB10383E)
FET Voltmeter (CB10308E)
9V Transformerless Power Supply (CB10250E)
0.1 to 90 second timer (CB10192E)
Q Multiplier (CB10064E)
Simple logic test (CB10027E)
50 V switched inverter (CB9951E)
Sweep generator (CB9932E)
Microwave field strength meter (CB9738E)
Current sensor with 100 M ohm input (CB9663E)
Resistance to voltage converter 2 (CB9599E)
Low battery indicator 555 (CB9551E)
Pulse Counter (CB10963E)
Hartley Audio Oscillator (CB10816E)

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Circuit Bench

  • Under Temperature Alarm (CB12155E)

      We found this circuit in an English publication from 1982. The power MOSFET can be of any type and the...

  • UHF Booster For TV (CB12592E)

      This circuit amplifies the signals in the UHF band starting at 470 MHz, reaching just over 900...

  • Touch Switch or Proximity Sensor (CB5061E)

          This circuit is from an 80's documentation, making use of PUTs that are not currently common...

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