AT851Rx (DISCONTINUED)

Cardioid Condenser Boundary Microphone (phantom only) -

MSRP* US$245.00

*Manufacturer's Suggested Retail Price. Actual selling price may vary; please check with an authorized Audio-Technica dealer.



  • Features
  • Specifications
  • Downloads

  • Features


    • Designed for surface-mount applications requiring high-quality sound pickup

    • Extended frequency response and uniform cardioid (120) polar pattern

    • Heavy die-cast case and rubber bottom pad minimize coupling of surface vibration to the microphone

    • Low-profile design for minimum visibility

    • 25' (7.6 m) detachable cable with TA3F connector at mic, screw terminals at power module

    • Also available in white as AT851RWx

  • Specifications

    ELEMENTFixed-charge back plate, permanently polarized condenser
    POLAR PATTERNCardioid
    FREQUENCY RESPONSE30-20,000 Hz
    LOW FREQUENCY ROLL-OFF150 Hz, 6 dB/octave
    OPEN CIRCUIT SENSITIVITY-43 dB (7.0 mV) re 1V at 1 Pa
    IMPEDANCE200 ohms
    MAXIMUM INPUT SOUND LEVEL138 dB SPL, 1 kHz at 1% T.H.D.
    DYNAMIC RANGE (typical)111 dB, 1 kHz at Max SPL
    SIGNAL-TO-NOISE RATIO67 dB, 1 kHz at 1 Pa
    PHANTOM POWER REQUIREMENTS9-52V DC, 2 mA typical
    SWITCHFlat, roll-off
    WEIGHT (MICROPHONE)4.2 oz (120 g)
    WEIGHT (POWER MODULE)2.1 oz (60 g)
    DIMENSIONS (MICROPHONE)2.52" (64.0 mm) maximum width,
    3.60" (91.5 mm) maximum length,
    0.63" (16.0 mm) height
    DIMENSIONS (POWER MODULE)3.58" (91.0 mm) long,
    0.83" (21.0 mm) diameter
    OUTPUT CONNECTOR (POWER MODULE)Integral 3-pin XLRM-type
    CABLE25' (7.6 m) long, 0.13" (3.2 mm) diameter, 2-conductor, shielded; free end attached to screw terminals in power module
    ACCESSORIES FURNISHEDAT8533x power module; soft protective pouch
    Click on the chart to view the larger image
    POLAR PATTERN
    POLAR PATTERN
    FREQUENCY RESPONSE
    FREQUENCY RESPONSE



    Conditions
  • Downloads

    AT851Rx, AT851RWx Specification Sheet (pdf 102.70 KB)
    Optional Windscreens / Mounts