DPA 4066

Specifications for d:fine™ 4066 Omnidirectional Headset Microphone

Directional characteristics:	Omnidirectional
Principle of operation:	Pressure
Cartridge type:	Pre-polarized condenser element with vertical diaphragm
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))
Equiv. noise level ITU-R BS.468-4:	Typ. 38 dB (max. 40 dB)
S/N ratio, re. 1 kHz at 1 Pa (94 dB SPL):	68 dB (A)
Total harmonic distortion (THD):
Dynamic range:	Typ. 97 dB
Max. SPL, peak before clipping:	144 dB
Output impedance:	30 – 40 ohm
Cable drive capability:	Up to 300 m (984 ft)
Power supply:	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, brown or beige
Microphone 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 t)
Cable diameter:	1.6 mm (0.06 in)
Polarity:	Positively increasing sound pressure produces positive going voltage on MicroDot pin
Operating temperature range:	-10 to 45°C (14 to 113°F)

Directional characteristics:	Omnidirectional
Principle of operation:	Pressure
Cartridge type:	Pre-polarized condenser element with vertical diaphragm
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))
Equiv. noise level ITU-R BS.468-4:	Typ. 38 dB (max. 40 dB)
S/N ratio, re. 1 kHz at 1 Pa (94 dB SPL):	68 dB (A)
Total harmonic distortion (THD):
Dynamic range:	Typ. 97 dB
Max. SPL, peak before clipping:	144 dB
Output impedance:	30 – 40 ohm
Cable drive capability:	Up to 300 m (984 ft)
Power supply:	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, brown or beige
Microphone 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 t)
Cable diameter:	1.6 mm (0.06 in)
Polarity:	Positively increasing sound pressure produces positive going voltage on MicroDot pin
Operating temperature range:	-10 to 45°C (14 to 113°F)