DPA 2028 Manuel de l'utilisateur - Page 6
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2028 Vocal Microphone Specifications
(Measured with wired DPA Handle)
Directional pattern
Supercardioid
Principle of operation
Pressure gradient
Cartridge type
Pre-polarized condenser
Frequency range
20 Hz - 20 kHz
Frequency range, ±2 dB, at 12 cm (4.7 in)
100 Hz - 16 kHz. Permanent 3rd order low-cut filter at 80 Hz
Sensitivity, nominal, ±3 dB at 1 kHz
5 mV/Pa; -46 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 22 dB(A) re. 20 µPa (max. 23 dB(A))
Total harmonic distortion (THD)
< 1% up to 139 dB SPL peak
Dynamic range
Typ. 117 dB
Max. SPL, peak before clipping
160 dB
Output impedance
150 Ω
Minimum load impedance
1 kΩ
Cable drive capability
100 m (328 ft)
Output balance principle
Impedance balancing with Active Drive
Common mode rejection ratio (CMRR)
> 50 dB at 1 kHz
Power supply (for full specifications)
48 V Phantom power (±4 V)
Current consumption
Max 2.5 mA
Connector
XLR-3M. Pin 1: shield, Pin 2: signal + phase, Pin 3: - phase
Maximum output
9 Vrms; 19 dBV; 28 dBu
Polarity
+V at pin 2 for positive sound pressure
Dimensions
Weight: 286 g (10.1 oz)
Microphone diameter: 48 mm (1.9 in)
Capsule diameter: 19 mm (0.75 in)
Microphone length: 188 mm (7.4 in)