d:dicate™

4018ER/ES 超心型话筒

订制话筒

连接线类型
MSRP $1,789.95 excl. local VAT
产品编号 4018ER

特点

该产品提供以下特性
噪音低、灵敏度高
指向性强，声隔离度高
可控性高的超心型拾音图形
一致的、与频率不相关的指向性
用作独唱或管弦乐队点话筒极佳
灵活的模块化设计

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产品规格

d:dicate™ 话筒 4018ER/ES 超心型话筒

Directional pattern
Supercardioid
Principle of operation
Pressure gradient
Cartridge type
Pre-polarized condenser
Frequency range
20 Hz - 20 kHz
Frequency range, ±2 dB, at 30 cm (11.8 in)
40 Hz - 18 kHz
Sensitivity, nominal, ±2 dB at 1 kHz
12 mV/Pa; -38.4 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 16 dB(A) re. 20 µPa (max. 19 dB(A))
Equivalent noise level, ITU-R BS.468-4
Typ. 23 dB
S/N ratio (A-weighted), re. 1 kHz at 1 Pa (94 dB SPL)
Typ. 78 dB(A)
Total harmonic distortion (THD)
< 1% up to 137 dB SPL peak
Dynamic range
Typ. 121 dB
Max. SPL, peak before clipping
142 dB
Output impedance
100 Ω
Minimum load impedance
2 kΩ
Cable drive capability
100 m (328 ft)
Output balance principle
Impedance balancing
Common mode rejection ratio (CMRR)
> 40 dB
Power supply (for full performance)
48 V Phantom power (± 4 V)
Current consumption
3.5 mA
Connector
XLR-3M. Pin 1: shield, Pin 2: signal + phase, Pin 3: - phase
Color
Matte black
Weight
109 g (3.8 oz)
Microphone diameter
19 mm (0.75 in)
Capsule diameter
19 mm (0.75 in)
Microphone length
35 mm (1.38 in)
Maximum output voltage, RMS
2.2 V
Polarity
+V at pin 2 for positive sound pressure
Temperature range
-40°C to 45°C (-40°F to 113°F)
Relative humidity (RH)
Up to 90%
Matching tolerance (frequency response and sensitivity)
±1 dB
Phase deviation for kit
< 10°


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