Beyerdynamic TG H74 Information De Produit page 15

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Technical Specifications
TG H74 Microphone
Transducer type. . . . . . . . . . . Condenser (back electret)
Operating principle. . . . . . . . . Pressure gradient
Polar pattern. . . . . . . . . . . . . Supercardioid
Frequency response
Close miking. . . . . . . . . . . . . . 40 – 20,000 Hz
Distant miking
(measured at 1 m). . . . . . . . . . 160 – 17,000 Hz
Open circuit voltage. . . . . . . . 3.2 mV/Pa;
Nominal impedance. . . . . . . . approx. 650 Ω
Load impedance. . . . . . . . . . . > 3.5 kΩ
Max. SPL at 1 kHz. . . . . . . . . 144 dB*
Equivalent SPL. . . . . . . . . . . . 37 dB SPL*
Power supply. . . . . . . . . . . . . Direct current
Max. power consumption. . . . . 780 µA
Connector. . . . . . . . . . . . . . . . 4-pin Tiny QG
Dimensions
Diameter. . . . . . . . . . . . . . . . 7.7 mm
Length. . . . . . . . . . . . . . . . . . 158 mm
Weight. . . . . . . . . . . . . . . . . . 32 g
*measured with CV 18
CV 18 Power Adapter
Dimensions
Diameter. . . . . . . . . . . . . . . . 22 mm
Length. . . . . . . . . . . . . . . . . . 95 mm
Weight. . . . . . . . . . . . . . . . . . 98 g
Connector
Input. . . . . . . . . . . . . . . . . . . 4-pin Tiny QG (mini XLR)
Output. . . . . . . . . . . . . . . . . . 3-pin XLR, balanced
-49.9 dBV ±3 dB*
Pin 1 = 0 V
Pin 2 = 0 V
Pin 3 = AF output
Pin 4 = bias voltage input
Pin 1 = 0 V
Pin 2 = AF input
Pin 3 = AF input
Pin 4 = bias voltage output:
+8.5 V static
Pin 1 = 0 V
Pin 2 = Hot
Pin 3 = Cold
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