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Circuit Bench

  • VCNL4100 Proximity Sensor and Ambient Light (COM147E)

    November 2016 - Vishay's new proximity sensors VCNL4100 for display presence and activation,...

  • 1 kHz Transistor Oscillator 1 (CB12906E)

      This oscillator generates a 1 kHz signal, using an old germanium PNP transistor. The circuit was...

  • Girator II (CB18895E)

      This spinner was found in an old documentation, using operatives of the time (see CB18894E). The...

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