Audio-Technica AT851a

Audio-Technica AT851a

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Specifications

ELEMENT Fixed-charge back plate, permanently polarized condenser
POLAR PATTERN Cardioid
FREQUENCY RESPONSE 30-20,000 Hz
LOW FREQUENCY ROLL-OFF 80 Hz, 18 dB/octave
OPEN CIRCUIT SENSITIVITY PHANTOM: -44 dB (6.3 mV) re 1V at 1 Pa
BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa
IMPEDANCE PHANTOM: 200 ohms
BATTERY: 270 ohms
MAXIMUM INPUT SOUND LEVEL PHANTOM: 135 dB SPL, 1 kHz at 1% T.H.D.
BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.
DYNAMIC RANGE (typical) PHANTOM: 108 dB, 1 kHz at Max SPL
BATTERY: 94 dB, 1 kHz at Max SPL
SIGNAL-TO-NOISE RATIO 67 dB, 1 kHz at 1 Pa
PHANTOM POWER REQUIREMENTS 9-52V 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
WEIGHT (MICROPHONE) 4.2 oz (120 g)
WEIGHT (POWER MODULE) 5.2 oz (147 g)
DIMENSIONS (MICROPHONE) 2.52" (64.0 mm) maximum width,3.60" (91.5 mm) maximum length,0.63" (16.0 mm) height
DIMENSIONS (POWER MODULE) 3.27" (83.0 mm) H x2.48" (63.0 mm) W x0.87" (22.0 mm) D
OUTPUT CONNECTOR (POWER MODULE) Integral 3-pin XLRM-type
CABLE 25' (7.6 m) long, 0.13" (3.2 mm) diameter, 2-conductor, shielded, with TA3F connectors
ACCESSORIES FURNISHED AT8531 power module; battery; soft protective pouch

The Audio-Technica AT851a is a cardioid condenser boundary microphone

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