Audio-Technica PRO 44 دليل المستخدم

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PRO 44
®
propoint microphones
Cardioid Condenser Boundary Microphone
Architect’s and Engineer’s Specifications
The microphone shall be a fixed-charge condenser designed for use in
surface-mount applications. It shall have a cardioid polar pattern with
a uniform 120° angle of acceptance (cardioid in hemisphere above
mounting surface) and a frequency response of 70 Hz to 16,000 Hz.
The microphone shall operate from an external 9V to 52V DC phantom
power source. It shall be capable of handl

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225 PRO 44 Specifications Element Fixed-charge back plate, permanently polarized condenser Polar pattern Half-cardioid (cardioid in hemisphere above mounting surface) Frequency response 70-16,000 Hz Open circuit sensitivity –25 dB (56.2 mV) re 1V at 1 Pa Impedance 100 ohms Maximum input sound level 114 dB SPL, 1 kHz at 1% T.H.D. Dynamic range (typical) 86 dB, 1 kHz at Max SPL 1 Signal-to-noise ratio 66 dB, 1 kHz at 1 Pa Phantom power requirements 9-52V, 2 mA typical Weight 67 g (2.4 oz) Dimen