Audio-Technica ENGINEERED SOUND AT915QMRX/C دليل المستخدم

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AT915QMRx/C
Cardioid
Description
While a modern condenser microphone is
The AT915QMRx/C is a wide-range not unduly sensitive to the environment, tempera-
condenser microphone with a cardioid polar ture extremes can be harmful. Exposure to high
pattern. It is designed for quality sound reinforce- temperature can result in gradual and permanent
Miniature
ment, professional recording, television, and reduction of the output level. Avoid leaving the
other demanding sound pickup applications. The mic

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AT915QMRx/C † AT915QMRx/C Specifications Polar Pattern 0 Element Fixed-charge back plate permanently polarized condenser 30 330 Polar Pattern Cardioid (Unidirectional) Frequency Response 40-20,000 Hz 300 60 Low-frequency Roll-off 150 Hz, 6 dB/octave Open Circuit Sensitivity –43 dB (7.0 mV) re 1V at 1 Pa* Impedance 200 ohms 270 90 Maximum Input Sound Level 138 dB SPL, 1 kHz at 1% T.H.D. Dynamic Range (Typical) 111 dB, 1 kHz at Max SPL 1 Signal-to-noise Ratio 67 dB, 1 kHz at 1 Pa* 240 120 Switch F