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  • Biofeedback Experiments and Projects (PN055E)

  • Bioprobe (PN064E)

  • Brontophonic Sound (PN046E)

  • Combined Sound and Image Paranormal Projects (PN044E)

  • Electronic Candle (PN068E)

  • ESP and PK Experiments (PN069E)

  • High-Voltage Generator (Kirlian Machine I) (PN051E)

  • High-Voltage Generator (Kirlian Machine II) (PN052E)

  • Kirlian Photography (PN050E)

  • Laser Image Generator (PN048E)

  • Light and Dark Controlled Oscillator (PN058E)

  • Magnetic Field Searcher (PN041E)

  • Noises in the sky (PN042E)

  • Other Paranormal Experiments (PN072E)

  • Paranormal Experiments with Images and the computer (PN043E)

  • Paranormal Experiments with Light (PN066E)

  • Polygraph (PN059E)

  • Sound-to-Light Converter (PN045E)

  • Stranger Things - Not that strange (PN039E)

  • Temperature-Controlled Oscillator (PN057E)

  

Latest

  • Texas Instruments TPS37100/TPS37100-Q1 Supervisors
  • Texas Instruments SNx4AHC541/SNx4AHC541-Q1 Octal Buffer and Drivers
  • Bourns BTJ Thermal Jumper Chips
  • DFRobot AI Binocular 3D Vision Recognition Sensor

Circuit Bench

  • Sound operated switch (CB9214E)

           This circuit was found in a Hands On Electronics from the 90s. The microphone is a small 75-ohm...

  • One Transistor Intercom (CB12198E)

      The transistor can be any general purpose and the speakers must be 8-ohm or more. The supply can...

  • Universal Battery Test (CB21347E)

      This circuit was obtained from an English circuit manual. Components are common and LEDs can be 3...

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