DPA 4004 사용자 설명서 - 페이지 5
{카테고리_이름} DPA 4004에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. DPA 4004 14 페이지. High spl omnidirectional microphones
DPA 4004에 대해서도 마찬가지입니다: 사용자 설명서 (7 페이지)
페이지 인쇄Cartridge type: Pre-polarized condenser B&K Type MM0043
Principle of operation: Pressure
Power Supply: 4004:HMA4000 Two-channel High-Voltage Microphone
Frequency range: 4004: On-axis: 10Hz - 40kHz ±2dB up to 152dB SPL peak
Phase response: Phase matching between any two microphones: ±5°
Directional characteristics: Omnidirectional
Sensitivity: 4004: Nominally 10mV/Pa; -40dB re. 1V/Pa unloaded (at 250Hz)
4007: Nominally 2.5mV/Pa; -52dB re. 1V/Pa unloaded (at 250Hz)
Equivalent noise level A-weighted: Typ. 24dB(A) re. 20µPa (max. 26dB(A))
Equivalent noise level CCIR 468-1: Typ. 36dB (max. 38dB)
Max SPL: 4004: 168dB SPL peak (f< 4kHz)
4004: 165dB SPL peak (f< 15kHz) with PCC4000: 155dB SPL Peak
4007: 155dB SPL peak (f > 200Hz)
Total Harmonic Distortion: 142 dB SPL peak (<0.5% THD),
Preamplifier:
Frequency range:
Output impedance: <75 Ohm
Cable drive capability: 4004: With HMA4000: Up to 300m
Polarity: 4004: Positively increasing sound pressure produces positive-going
4007: Positively increasing sound pressure produces positive-going
4
Amplifier - 130V or PCC4000 Passive Connection
Converter for P48
4007:Phantom P48
4007: On-axis: 20Hz - 40kHz ±2dB up to 135dB SPL peak
(50 Hz to 20kHz)
148 dB SPL peak (<1% THD)
4004: 20Hz to 50kHz ±0,2dB, 5Hz to 150kHz -3dB
4007: 20Hz to 40kHz ±1dB
4004: With PCC4000: <100m
4007: Up to 300m
voltage at pin 4. Pin 1: Ground, Pin 2: Not used, Pin 3: 130 V DC
preamplifier supply, Pin 4: Signal. See Fig. 1.
voltage at pin 2. Pin 1: Ground, Pin 2: Signal +, Pin 3: Signal return.
See Fig. 2
User's Manual