Audio-Technica ENGINEERED SOUND AT915QMRX/C user manual

Summary of the content on the page No. 1

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

Summary of the content on the page No. 2

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