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Audio Technica ATM73a Artist Mini Headworn Cardioid Electret Condenser Microphone

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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

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 Requiremens

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

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

AT8531 power module; AT8128 windscreen; AT8125 windscreen; battery

 

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