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Articles
Title
Milliammeter Scale Expander (CB4773E)
Battery Charge & Discharge Indicator (CB4986E)
Flat Response Amplifier (CB4954E)
High CMRR Instrumentation Amplifier (CB4930E)
Dual Input Video Fadder (CB4916E)
Head and Tail CMOS (CB4880E)
Beat Frequency Indicator (CB4889E)
Automotive Pendulum Alarm (CB4873E)
3V to 5V Converter (CB4823E)
Temperature Control (CB4666E)
4 Channel Mixer (CB4921E)
Low Output Impedance Preamplifier (CB4911E)
Indicator and alarm LM3914 (CB4891E)
VCO with the 741 Operational (CB4829E)
Battery Protector (CB4794E)
Electronic Ignition RCA (CB4623E)
Record Head Preamplifier (CB4949E)
High Speed Instrumentation Amplifier (CB4940E)
Null adjustment shield (CB4902E)
RF Power Meter (CB4885E)
Electronic Dice (CB4877E)
Bistable Buffer 556 (CB4808E)
Inductance Bridge (CB4799E)
4 Transistor Active Antenna (CB4752E)
Triac power control with (CB4679E)
MOSFET VHF Amplifier (CB4688E)
40 dB Gain Amplifier LM382 (CB4763E)
Voice Scrambler (CB4756E)
Strength Test (CB4725E)
Headlight Delay (CB4967E)

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Circuit Bench

  • Process control interface (CB8995E)

           Found in documentation from the 1980s, this circuit uses components from that time. The circuit is...

  • Audio Frequency Meter (CB3877E)

          Audio frequencies in the 300 Hz to 30 kHz range can be measured with this circuit. Transistors allow...

  • Hearing Aid Amplifier (CB6206E)

           This circuit was found in a Philips documentation from 1966. The circuit provides 1 mW with a...

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