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      Smart City Controller: LoRaWAN Street Lighting + BLE Beacon
      Simple SDR Receiver Using 2x NE612 - Dual Conversion, Superh
      Simple SDR Receiver Using 2x NE612 - Dual Conversion, Superh
      Phobri64
      Phobri64
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  • This is a twin delta loop antenna designed for the 1200MHz band for HAM radio practitioners. It can be used by soldering an SMA connector.

    1200MHz Twin Delta Loop Antenna

    42681
    0
    16
  • Headphone amplifier published in “Transistor Gijutsu” magazine

    TRHA01 - a headphone amplifier with PCB case

    10676
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    10
  • Headphone amplifier published in “Transistor Gijutsu” magazine

    TRHA01r - a headphone amplifier with PCB case (with no-SMD)

    13480
    0
    8
  • This PCB is compatible with KD8CEC's firmware, enabling full-band HF reception on the UV-K5, and it uniquely integrates an antenna splitter.

    UV4732_03 UV-K5 HF Full Band Receiving Module

    3786
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    8

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