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  • Isolated Shields For Arduino and Other Microcontrollers (MEC031E)

  

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Circuit Bench

  • DTMF decoder with the 567 (CB12675E)

      Another application circuit for the NE567 is shown in the figure. It consists of a decoder for...

  • Pre Amplifier For Crystal Microphone With 741 (CB924E)

    The configuration of this circuit was suggested by an old English publication that comes to...

  • Capacimeter LM2907 (CB24529E)

      Also able to use the LM291, this circuit was found in a Radio Electronics magazine from October 1977....

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