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ATM73a |
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| Audio-Technica
head-worn microphone
* 1 Pascal = 10 dynes/cm 2 = 10 microbars = 94 dB SPL Available as a wired (XLR) version or terminated for use with wireless radio kits. |
ELEMENT Miniature, fixed-charge back plate
permanently polarized condenser POLAR PATTERN Cardioid (Unidirectional) FREQUENCY RESPONSE 60-15 000 Hz SENSITIVITY -55 dB (0 dB = 1 mW/1 Pa*) OPEN CIRCUIT SENSITIVITY 1.6 mV (-56 dB re 1V/1 Pa*) IMPEDANCE 200 ohms MAXIMUM INPUT SOUND LEVEL 135 dB SPL, 1 kHz at 1% T.H.D. SIGNAL TO NOISE RATIO Greater than 60 dB at 1 kHz/1 Pa* BATTERY TYPE Use only "leakproof" AA/UM3 1.5V battery BATTERY CURRENT 1 mA typical BATTERY LIFE 1000 hours (alkaline battery) PHANTOM POWER REQUIREMENTS 5-52V DC, 2 mA typical SWITCH Off, on-flat, on-roll-off (battery) On-flat, on-roll-off (phantom) WEIGHT (LESS CABLE AND ACCESSORIES) HEADSET 31.2 grams POWER MODULE 147.4 grams DIMENSIONS HEADSET 165.0 mm nominal at widest point, 67.0 mm gooseneck MICROPHONE 25.0 mm long, 10.0 mm dia. POWER MODULE 83.0 mm H x 63.0 mm W x 22.0 mm D OUTPUT CONNECTOR Integral 3-Pin XLRM-type CABLE 0.9 m long, 2.6 mm diameter cable is permanently attached between microphone and power module. ACCESSORIES FURNISHED Windscreen, battery |
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