헤드셋/이어셋d:fine™ 4066


d:fine™ 4066

Omnidirectional Headset Microphone


Specifications

Directional pattern
Omnidirectional
Principle of operation
Pressure
Cartridge type
Pre-polarized condenser
Frequency range
20 Hz - 20 kHz
Frequency range, ±2 dB
Soft boost grid: 20 Hz - 20 kHz, 3 dB soft boost at 8 - 20 kHz. High boost grid: 20 Hz - 20 kHz, 10 dB boost at 12 kHz
Sensitivity, nominal, ±3 dB at 1 kHz
6 mV/Pa; -44 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A))
Equivalent noise level, ITU-R BS.468-4
Typ. 38 dB (max. 40 dB)
S/N ratio (A-weighted), re. 1 kHz at 1 Pa (94 dB SPL)
Typ. 68 dB(A)
Total harmonic distortion (THD) - Legacy
< 1% THD up to 123 dB SPL peak, < 1% THD up to 120 dB SPL RMS sine
Total harmonic distortion (THD) - CORE
< 1% THD up to 137 dB SPL peak
Dynamic range - Legacy
Typ. 97 dB
Dynamic range - CORE
Typ. 111 dB
Max. SPL, peak before clipping
144 dB
Output impedance
30 - 40 Ω
Cable drive capability
Up to 300 m (984 ft)
Power supply (for full performance)
For wireless systems: Min. 5 V - max. 50 V through DPA adapter. With DAD6001-BC/DAD6024/DAD4099: 48 V phantom power ±4 V for full performance
Connector
MicroDot
Color
Black, beige or brown
Weight
14 g (0.5 oz) incl. Cable and MicroDot connector
Microphone diameter
5.4 mm (0.21 in)
Cable length
1.2 m (3.9 ft)
Cable diameter
1.6 mm (0.06 in)
Polarity
Positively increasing sound pressure produces positive going voltage on MicroDot pin
Temperature range
-40°C to 45°C (-40°F to 113°F)
Relative humidity (RH)
Up to 90%


4066 Frequency response

<Typical on and off-axis response of a d:fine™ 4066>


4066 Polar pattern

<Typical directional characteristics of a d:fine™ 4066>