DPA 4004 User Manual - Page 4

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Phase

90º

Phase

0º

90º

-90º

10 kHZ

Fig. 6. On-axis phase response of DPA 4004 and

4007 plotted using a linear frequency axis for evaluation of the

phase response.

100 kHz

100

FULL SPECIFICATIONS:

Cartridge type:

12 mm (0.47 in) pre-polarised condenser

Principle of operation:

Pressure

Power supply:

4004: HMA5000 for 130 V or PCC4000 for P48

4007: 48 V Phantom power

Frequency range, ±2 dB:

4004: On-axis: 10 Hz - 40 kHz

4007: On-axis: 20 Hz - 40 kHz

Phase compatibility:

Max deviation between any two microphones: ±5° (50 Hz to 20 kHz)

Directional characteristics:

Omnidirectional

Sensitivity nominal, ±2 dB:

4004:10 mV/Pa; -40 dB re 1V/Pa

4007: 2.5 mV/Pa; -52 dB re 1V/Pa

Equivalent noise level A-weighted:

Typ. 24 dB(A) re 20 μPa (max. 26 dB(A))

Equivalent noise level ITU-R BS. 468-4

Typ. 36 dB (max. 38 dB)

S/N ratio, re. 1 kHz at 1 Pa (94 dB SPL)

70 dB

Max SPL, peak before clipping:

4004: 168 dB

4007: 155 dB

Total Harmonic Distortion:

<0.5% THD up to142 dB SPL peak, <1% THD up to148 dB SPL

peak

Dynamic Range:

Typ. 124 dB

PREAMPLIFIER:

Frequency range:

4004: 20 Hz to 50 kHz ±0.2 dB 5 Hz to 150 kHz -3 dB

4007: 20 Hz to 40 kHz ±1 dB

Output impedance:

<75 Ohm