User's Manual

Directional pattern
Omnidirectional
Principle of operation
Pressure
Frequency range
20 Hz - 20 kHz
Frequency range, ±2 dB
d:fine™ CORE 4166:
20 Hz - 20 kHz with 3 dB soft boost at 8 - 15 kHz
d:fine™ CORE 4066 Act & Flex:
20 Hz - 20 kHz with 3 dB soft boost at 8 - 20 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))
S/N ratio (A-weighted),
re. 1 kHz at 1 Pa (94 dB SPL)
Typ. 68 dB(A)
Total harmonic distortion (THD)
<1% up to 137 dB SPL peak
Dynamic range
Typ. 111 dB
Max. SPL, peak before clipping
144 dB
Power supply (for full performance)
Min. 5 V - max. 50 V through DPA adapter for
wireless systems.
Current consumption
Typ. 1.5 mA (microphone)
3.5 mA with DAD6001-BC XLR adapter
Connector
MicroDot
Color (microphone, cable and earhook)
Black, beige, brown
Cable length
1.25 m (4.1 ft)
Cable diameter
1.6 mm (0.06 in)
Temperature range
-40°C to 45°C (-40°F to 113°F)
Relative humidity (RH)
Up to 90%
Directional characteristics
Cardioid
Principle of operation
Pressure gradient
Frequency range
20 Hz - 20 kHz
Frequency range, ±2 dB,
Near field 2-3 cm (0.8-1.2 in)
d:fine™ CORE 4188:
100 Hz- 20 kHz with 3 dB soft boost
100 Hz - 20 kHz with 4-6 dB soft boost at 15 kHz
Sensitivity, nominal, ±3 dB at 1 kHz
6 mV/Pa; -44 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 28 dB(A) re. 20 µPa (max. 30 dB(A))
S/N ratio (A-weighted),
re. 1 kHz at 1 Pa (94 dB SPL)
Typ. 66 dB(A)
Total harmonic distortion (THD)
<1% up to 137 dB SPL peak
Dynamic range
Typ. 111 dB
Max. SPL, peak before clipping
144 dB
Power supply (for full performance)
Min. 5 V - max. 50 V through DPA adapter for
wireless systems.
Current consumption
Typ. 1.5 mA (microphone)
3.5 mA with DAD6001-BC XLR adapter
Connector
MicroDot
Color (microphone, cable and earhook)
Black, beige, brown
Cable length
1.2 m (3.9 ft)
Cable diameter
1.6 mm (0.06 in)
Temperature range
-40°C to 45°C (-40°F to 113°F)
Relative humidity (RH)
Up to 90%
Specifications
d:fine
TM
CORE 4066, 4166 & 4266 Omnidirectional Headset Microphone types
Specifications
d:fine
TM
CORE 4088, 4188 & 4288 Directional Headset Microphone types
DPI-dfine-C-M
© Copyright 2017
Service & repair
If you are not satisfied with the characteristics exhibited by this product, please contact your
nearest DPA Microphones representative for support.
Warranty
d:fine
tm
CORE Headset Microphones are covered by a two-year limited warranty.
CE marking
This product conforms to all relevant directives approved by the European Commission.
Product features and specifications are subject to change without notice.