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  • PWM motor control (CB8018E)
  • Source for LASER (CB7843E)
  • Touch on and off switch (CB9376E)
  • Low consumption monostable relay (CB9163E)
  • 9 to 14 V adjustable power supply (CB8504E)
  • Transmitter via power network (CB9574E)
Articles
Title
Voltmeter Adapter (T979E)
MW tuner (T932E)
Volume Indicator 6E5 (T905E)
Dual Tube Receiver (T883E)
10W Portable Amplifier (T859E)
Bias Source (T801E)
Code Practice Oscillator (T681E)
Wireless Microphone (T466E)
RF Lamp V1707S (T1128E)
Dual tone control with the 6C5 (T1074E)
Farnsworth ET064 Receiver (T1031E)
Laptop power supply (T826E)
4W Amplifier (T717E)
15W Amplifier (T503E)
Proximity detector V1355S T440E (T440E)
3 tube receiver (T1151E)
Multi instrument (T1053E)
Bicycle radio (T1003E)
Strobe (T956E)
Multipurpose Amplifier (T906E)
Pilot lamp as fuse (T884E)
Code practice simple oscillator (T860E)
Automatic Voltage Regulator (T789E)
14 W Amplifier for Ambient Sound (T767E)
Signal Tracer (T745E)
Radio Stromberg Carlson model 500 (T730E)
Wireless microphone for public address (T693E)
Geiger Counter (T527E)
Photo relay with tiratron (T429E)
Crystal Radio (T1116E)

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Circuit Bench

  • Notch filter (CB7399E)

           This notch filter was found in National Semiconductor documentation from the 1980s. Operational...

  • Two Transistor Adjustable Siren (CB1484E)

    This circuit was published in a 1977 Radio Shack catalog. The PNP transistor may be BD135 and NPN...

  • Frequency Splitter for Loudspeakers (CB784E)

    This circuit is indicated for small low power amplifiers allowing the use of a tweeter. The...

Latest

  • Crystal test (CB9622E)
  • Double limit test (CB9593E)
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