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Directional Condenser Boundary Microphone

AT9750a

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AT9750a Specifications

Element
Fixed-charge back plate, permanently polarized condenser
Polar Pattern
Cardioid / Omnidirectional in hemisphere above mounting surface
Frequency Response
100 ~ 10,000Hz
Open Circuit Sensitivity
-44 dB± 3dB re 1V at 1Pa
Impedance
Phantom: 200 Ω
Battery: 270 Ω
Maximum Input Sound Level
Phantom: 130 dB, 1 kHz at 1% T.H.D. Battery: 121 dB SPL, 1 kHz at 1% T.H.D.
Dynamic Range (Typical)
Phantom: 107 dB, 1 kHz at Max SPL Battery: 94 dB, 1 kHz at Max SPL
Signal-To-Noise Ratio
65 dB (1KHz at 1 Pa)
Phantom Power Requirements
9 - 52V, 2 mA
Weight
34 g
Dimensions
15.5mm X 54.3mm X 36.6mm (H X W X D)
Angle
120°/360°
Accessories Furnished
AT8531 Power Module, 1.5V Battery