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Articles
Title
Pulse generator with delay 555 (CB8922E)
Rail to Rail with the LM324 (CB8780E)
DC motor speed control (CB8771E)
Regulator 12 V x 15 A (CB8694E)
Triple 5 V Numitron power supply (CB8673E)
Triple 5 V Numitron power supply (CB8673E)
High impedance buffer (CB9557E)
Comparator with feedback (CB9579E)
Lights on reminder for car (CB9531E)
Line amplifier (CB9406E)
Selectable staircase generator (CB9341E)
Ring tone generator (CB9301E)
Fast trigger circuit with SCR (CB9280E)
Mechanical bistable (CB9228E)
Sound operated switch (CB9214E)
220 MHz converter (CB9186E)
Undervoltage indicator (CB9131E)
Sequential Switch (CB9109E)
Time base (CB8933E)
FET referenced constant current source (CB8830E)
70mA current regulator (CB8828E)
Radar detector (CB8628E)
Stereo balance indicator (CB8509E)
Half wave rectifier (CB9696E)
Crystal CMOS Oscillator (CB9641E)
Double limit detector (CB9589E)
Current to frequency converter (CB9604E)
Voltage sensitive switch using Triac (CB9508E)
Analog thermometer (CB9488E)
Tone dialers (CB9468E)

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Circuit Bench

  • Touch Switch (CB3819E)

           This simple CMOS touch switch was obtained in a 1987 publication. All components are common and the...

  • LM320 Current Regulator (CB1201E)

        This circuit is from a current regulator up to 1 A, ie a constant current source. The LM320...

  • Frequency meter (CB7383E)

          Found in a Popular Electronics from the 90s, this circuit reaches 100 kHz and battery power is...

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