Circuit Bench

Articles
Title
Oscillator for the fifth overtone (CB9630E)
Comparator with indicator lamps (CB9584E)
PLL receiver for powergrid signals (CB9576E)
Low battery indicator 555 (CB9551E)
Insulated dialer (CB9464E)
Remote video selector (CB9422E)
PCM switching (CB9403E)
WWV Converter (CB9329E)
Telephone amplifier (CB9298E)
Unijunction rectangular generator (CB9248E)
2 lithium batteries charger (CB9128E)
Two-tone oscillator (CB9071E)
Wien Bridge Oscillator (CB9052E)
Digitally controlled attenuator (CB9029E)
60 Hz sync (CB8932E)
Sinusoidal VCO (CB8747E)
12 V x 2 A switched regulator (CB8707E)
Adjustable sinusoidal oscillator (CB8649E)
Tone control and preamplifier (CB8506E)
100 kHz crystal oscillator (CB9638E)
Ohm to volt converter (CB9610E)
Calculator to timer converter (CB9601E)
Digital theremin (CB9485E)
10-minute timer 555 (CB9368E)
Bargraph thermometer (CB9360E)
Debouncer (CB9277E)
Switching circuit (CB9226E)
Phase shift oscillator (CB9196E)
VLF Converter (CB9183E)
Current regulator (CB9158E)

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