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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
3' (0.9 m) cable permanently attached between microphone and power module
Also available as:
ATM73ac -- less power module; 55" (1.4 m) cable, unterminated;
ATM73cW -- less power module; 55" (1.4 m) cable terminated with locking 4-pin connector for A-T UniPak™ wireless systems
ATM73a Specifications
Element Phantom Power Requirements
Condenser
9 - 52V, 2 mA typical
Polar Pattern Battery Type
Cardioid
1.5V AA/UM3
Frequency Response Battery Current/Life
60 - 15,000 Hz
1 mA/1000 hours typical
Open Circuit Sensitivity Switch
-56 dB (1.5 mV) re 1V at 1 Pa
Off/on-flat/on-roll-off
Impedance Low Frequency Roll-off
200 ohms
150 Hz, 6 dB per octave
Maximum Input Sound Level Weight
135 dB SPL, 1 kHz at 1% T.H.D.
1.1 oz (31 g)
Signal to Noise Ratio Power Module
60 dB, 1 kHz at 1 Pa
In-line
Dynamic Range (Typical) Output Connector
101 dB, 1 kHz at Max. SPL
XLRM-type (power module)
Accessories Furnished:
Windscreen; AT8530 power module (attached); battery
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