Beyerdynamic DT 290 Operating Instructions Manual page 28

DT 291 PV
Microphone
Transducer type . . . . . . . . . . . condenser (back electret)
Frequency response . . . . . . . . 20 - 18,000 Hz
Polar pattern . . . . . . . . . . . . . omnidirectional
Output voltage at a distance
of 5 cm . . . . . . . . . . . . . . . . . approx. 13 mV
Nominal impedance . . . . . . . . approx. 200 Ω
Load impedance. . . . . . . . . . . ≥ 1000 Ω
Max. SPL . . . . . . . . . . . . . . . . . 127 dB
Current consumption . . . . . . . approx. 3.5 mA
Phantom powering . . . . . . . . 12 - 48 V
Weight . . . . . . . . . . . . . . . . . . approx. 20 g
Frequency Response Curve
Frequency response curve ± 2.5 dB 0 dB = 6 mV/Pa
Wiring Diagram
Polar Pattern
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