Audio-Technica ATM75C Unterminated version Headworn Cardioid Condenser Microphone

• Professional-quality vocal pickup with hands-free operation
• Low-visibility headband provides stable, comfortable fit
• Pivot-mounted flexible mic boom descends from left or right side
• Belt-mounted power module operates on battery or phantom power
• Cardioid polar pattern improves isolation of desired sound source

SPECIFICATIONS

• ELEMENT: Fixed-charge back plate, permanently polarized condenser
• POLAR PATTERN: Cardioid
• FREQUENCY RESPONSE: 100-13,000 Hz
• LOW FREQUENCY ROLL-OFF: 80 Hz, 18 dB/octave
• OPEN CIRCUIT SENSITIVITY:
  • PHANTOM: -51 dB (2.8 mV) re 1V at 1 Pa
  • BATTERY: -53 dB (2.2 mV) re 1V at 1 Pa
• IMPEDANCE
  PHANTOM: 200 ohms
  • BATTERY: 270 ohms
• MAXIMUM INPUT SOUND LEVEL
  PHANTOM: 132 dB SPL, 1 kHz at 1% T.H.D.
  • BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.
• DYNAMIC RANGE (typical)
  PHANTOM: 96 dB, 1 kHz at Max SPL
  • BATTERY: 85 dB, 1 kHz at Max SPL
• SIGNAL-TO-NOISE RATIO: 58 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 / 2000 hours typical (alkaline)
• SWITCH: Off, on-flat, on-roll-off
• WEIGHT (MICROPHONE): 2.1 oz (60 g)
• WEIGHT (POWER MODULE): 4.9 oz (139 g)
• DIMENSIONS (MICROPHONE): 0.80" (20.4 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): 4.72" (120.0 mm) nominal at widest point, , 3.17" (80.5 mm) flexible boom
• OUTPUT CONNECTOR (POWER MODULE): Integral 3-pin XLRM-type
• CABLE: 4.6' (1.4 m) long (permanently attached to microphone), 0.11" (2.8 mm) diameter, 2-conductor shielded cable with TA3F-type connector
• ACCESSORIES FURNISHED: AT8531 power module; AT8439 clothing clip; AT8139L large windscreen; AT8139S small windscreen; battery
• AUDIO-TECHNICA CASE STYLE: M19