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Stereo Recording Microphone


  • High quality subminiature stereo microphone for digital recorder
  • Built-in shock mount design can reduce vibration noise
  • Plug-in power* method / switch unnecessary operation of LR44 battery (with built-in automatic power supply change circuit)
  • The noise such as the winds is decreased by the room/ outdoor mode switch, and the recording according to the purpose is possible
  • It excels in the acoustical property, and the metal mesh that decreases the extrinsic noise is used for all aspects
  • The windscreen demonstrates the effect in the noise decrease of the wind etc
  • Camera hot shoe adaptor that can be install the microphone on video camera
    *The plug-in power method is supplied the power supply from the microphone input of the connected equipment to the microphone and operates

    • audio technica AT9940
  • AT9940 Specifications

    Stereo Electret Condenser
    Polar Pattern
    Unidirectional (Left/Right)
    Frequency Response
    40~19,000 Hz
    -36 dB (15.8 mV) re 1V at 1 Pa
    2,200 Ω
    Power Supply
    Battery / Plug in Power
    Battery Current / Life
    About 300 hrs.
    45mm(H) x 54mm(W) x 159mm(L)
    0.3 m
    Accessories Furnished
    Fur windscreen, 1.3m stereo extension cable with Ø6.3 mm adaptor, Stand, Camera hot shoe adaptor, LR44 battery


    audio technica support AT99s.pdf - AT99 Series Brochure (Chinese)