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Wireless Cardioid Condenser Headworn Microphone

  • Ideal for drummers, keyboard players or anyone requiring hands-free operation.
  • Comfortable, unobtrusive headband design with side-of-mouth pickup.
  • Rugged construction designed to meet the challenges of day-today use.
  • Cardioid polar pattern improving isolation of desired sound source.
  • Equipped with cW-style locking 4-pin termination for Audio-Technica wireless systems

    The ATM73acW includes a 1.4 m permanently attached miniature cable. Its end connects to a locking 4-pin connector. The connector is also compatible with Audio-Technica UniPak® cW type body-pack transmitters.

  • ATM73acW Specifications


    Fixed-charge back plate, permanently polarized condenser

    Polar Pattern


    Frequency Response

    40 ~ 15,000 Hz

    Open Circuit Sensitivity

    -55 dB (1.7 mV) re 1V at 1 Pa


    200 Ω

    Maximum Input Sound Level

    146 dB SPL, 1 kHz at 1% T.H.D.

    Dynamic Range (Typical)

    111 dB, 1 kHz at Max SPL

    Signal-To-Noise Ratio

    59 dB, 1 kHz at 1 Pa

    Phantom Power

    2.5 ~ 11V DC


    31 g


    165.0 mm nominal at widest point, 67.0 mm flexible boom

    Output Connector

    cW-style locking 4-pin connector

    Accessories Furnished

    AT8128 windscreen; AT8125 windscreen


    audio technica support ATM73acW_cH_UM.pdf - ATM73acW User Manual