Audio-Technica ATM73a Cardioid Condenser Headworn Microphone

PA SKU # AT ATM73A MFR # ATM73A UPC # 4961310088347
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Only 1 Left! — In Stock & Ready to Ship Order now! Limited quantity in stock! Most orders placed before 3pm MST ship same day (except weekends and holidays).
  • Product Highlights
  • Cardioid Polar Pattern
  • Condenser Element
  • Battery or Phantom Power
  • Belt-Mounted Power Module
  • Ideal for Drummers, Keyboard Players

Cardioid Condenser Headworn Microphone, Operates on Battery or Phantom Power

Ideal for drummers, keyboard players or anyone requiring hands-free operation, the ATM73a features a comfortable, unobtrusive headband design with side-of-mouth pickup. Its belt-mounted power module operates on battery or phantom power.

  • Ideal for drummers, keyboard players or anyone requiring hands-free operation
  • Comfortable, unobtrusive headband design with side-of-mouth pickup
  • Belt-mounted power module operates on battery or phantom power
  • Cardioid polar pattern improves isolation of desired sound source
  • Also available as ATM73cW - less power module; 55" (1.4 m) cable terminated with locking 4-pin connector for A-T UniPak wireless systems
  • ELEMENT: Fixed-charge back plate, permanently polarized condenser
  • POLAR PATTERN: Cardioid
  • FREQUENCY RESPONSE: 40-15,000 Hz
  • LOW FREQUENCY ROLL-OFF: 80 Hz, 18 dB/octave
  • OPEN CIRCUIT SENSITIVITY:
    PHANTOM: -55 dB (1.7 mV) re 1V at 1 Pa
    BATTERY: -56 dB (1.5 mV) re 1V at 1 Pa
  • IMPEDANCE:
    PHANTOM: 200 ohms
    BATTERY: 270 ohms
  • MAXIMUM INPUT SOUND LEVEL:
    PHANTOM: 146 dB SPL, 1 kHz at 1% T.H.D.
    BATTERY: 132 dB SPL, 1 kHz at 1% T.H.D.
  • DYNAMIC RANGE (typical):
    PHANTOM: 111 dB, 1 kHz at Max SPL
    BATTERY: 97 dB, 1 kHz at Max SPL
  • SIGNAL-TO-NOISE RATIO: 59 dB, 1 kHz at 1 Pa
  • PHANTOM POWER REQUIREMENTS: 11-52V DC, 2 mA typical
  • BATTERY TYPE: 1.5V AA/UM3
  • BATTERY CURRENT / LIFE: 0.4 mA / 1200 hours typical (alkaline)
  • SWITCH: Off, on-flat, on-roll-off
  • WEIGHT (MICROPHONE): 1.1 oz (31 g)
  • WEIGHT (POWER MODULE): 4.9 oz (139 g)
  • DIMENSIONS (MICROPHONE): 0.39" (10.0 mm) diameter
  • DIMENSIONS (POWER MODULE): 3.31" (84.0 mm) H x 2.48" (63.0 mm) W x 0.87" (22.0 mm) D
  • DIMENSIONS (HEADSET): 6.49" (165.0 mm) nominal at widest point, 2.64" (67.0 mm) flexible boom
  • OUTPUT CONNECTOR (POWER MODULE): Integral 3-pin XLRM-type
  • CABLE: 4.6' (1.4 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor shielded cable with TA3F-type connector
  • ACCESSORIES FURNISHED: AT8531 power module; AT8128 windscreen; AT8125 windscreen; battery
  • AUDIO-TECHNICA CASE STYLE: M5
  • ATM73a Cardioid Condenser Headworn Microphone
  • AT8531 power module
  • AT8128 windscreen
  • AT8125 windscreen
  • 1.5V AA battery
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