Cardioid Condenser Headworn Mic for A-T UniPak Wireless Systems

With a pivot-mounted flexible mic boom that descends from either the left or right side, the ATM75 delivers professional-quality vocal pickup with hands-free operation. The ATM75cW features a locking 4-pin connector for AT UniPak wireless.

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
IMPEDANCE PHANTOM: 200 ohms
MAXIMUM INPUT SOUND LEVEL PHANTOM: 132 dB SPL, 1 kHz at 1% T.H.D.
DYNAMIC RANGE (typical) PHANTOM: 96 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
WEIGHT (MICROPHONE): 2.1 oz (60 g)
DIMENSIONS (MICROPHONE): 0.80" (20.4 mm) diameter
DIMENSIONS (HEADSET): 4.72" (120.0 mm) nominal at widest point,
3.17" (80.5 mm) flexible boom
CABLE: 55" (1.4 m), terminated with locking 4-pin connector
ACCESSORIES FURNISHED: AT8439 clothing clip; AT8139L large windscreen; AT8139S small windscreen