AT857AMLa (DISCONTINUED)

Cardioid Condenser Adapter-Mount Gooseneck Microphone with in-line power module (battery/phantom) -

MSRP* US$330.00

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



  • Features
  • Specifications
  • Downloads

  • Features


    • Designed for high-quality sound reinforcement, professional recording and broadcasting

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

    • Small-diameter, alternating gooseneck design permits highly flexible positioning

    • Direct mounts to any 5/8"-27 stand, or to included threaded mounting stud

    • Operates on battery or phantom power

    • Overall length of 19" (482.6 mm)

    • Also available as:
      AT857AMa -- a 12.21" (310.2 mm)-long version of the AT857AMLa
      AT857AMLcW -- AT857AMLa less power module; 29.5" (0.75 m) cable terminated with locking 4-pin connector for A-T UniPak« wireless systems

  • Specifications

    ELEMENTFixed-charge back plate, permanently polarized condenser
    POLAR PATTERNCardioid
    FREQUENCY RESPONSE30-20,000 Hz
    LOW FREQUENCY ROLL-OFF80 Hz, 18 dB/octave
    OPEN CIRCUIT SENSITIVITYPHANTOM: -44 dB (6.3 mV) re 1V at 1 Pa
    BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa
    IMPEDANCEPHANTOM: 200 ohms
    BATTERY: 270 ohms
    MAXIMUM INPUT SOUND LEVELPHANTOM: 135 dB SPL, 1 kHz at 1% T.H.D.
    BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.
    DYNAMIC RANGE (typical)PHANTOM: 108 dB, 1 kHz at Max SPL
    BATTERY: 94 dB, 1 kHz at Max SPL
    SIGNAL-TO-NOISE RATIO67 dB, 1 kHz at 1 Pa
    PHANTOM POWER REQUIREMENTS9-52V DC, 2 mA typical
    BATTERY TYPE1.5V AA/UM3
    BATTERY CURRENT / LIFE0.4 mA / 1200 hours typical (alkaline)
    SWITCHOff, on-flat, on-roll-off
    WEIGHT (MICROPHONE)4.6 oz (131 grams)
    WEIGHT (POWER MODULE)5.2 oz (147 g)
    DIMENSIONS (MICROPHONE)19" (482.6 mm) above the mounting surface,
    0.47" (12.0 mm) head diameter
    DIMENSIONS (POWER MODULE)3.27" (83.0 mm) H x
    2.48" (63.0 mm) W x
    0.87" (22.0 mm) D
    OUTPUT CONNECTOR (POWER MODULE)Integral 3-pin XLRM-type
    CABLE9.8' (3.0 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor, shielded, with TA3F output connector that mates with TB3M jack on power module
    ACCESSORIES FURNISHEDAT8102 two-stage foam windscreen; AT8425 5/8"-27 mounting stud; AT8531 power module; battery
    AUDIO-TECHNICA CASE STYLEM2
    Click on the chart to view the larger image
    POLAR PATTERN
    POLAR PATTERN
    FREQUENCY RESPONSE
    FREQUENCY RESPONSE



    Conditions
  • Downloads

    AT857AMa, AT857AMLa Specification Sheet (pdf 111.39 KB)
    Optional Windscreens / Mounts