The d:screet 4660 Heavy Duty Omnidirectional Microphone, Normal SPL, Black, MicroDot termination, no adapter included.
Made for situations where you require maximum security and where the visual size of the mic is less important. The d:screet Heavy Duty Mic Series features a stainless steel housing, a heavy-duty cable relief and a thick 2.2 mm (0.09 in) cable. d:screet Heavy Duty microphones are a more robust version of the original mics they are based upon.
Available in four colors: black and beige.
Features
Toughest miniature microphonesThe most rugged and reliable version of DPA miniaturesStainless steel housing, heavy-duty strain relief and thick cableExceptional audio qualityUniform, consistent sound between DPA micsSturdy but small for flexible and easy concealmentModular adapter system fits most professional wireless systems
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. 71 dB(A)
Total harmonic distortion (THD)
< 1% up to 123 dB SPL peak
Dynamic range
Typ. 97 dB
Max. SPL, peak before clipping
144 dB
Output impedance
From MicroDot: 30 - 40 . From DAD6001: 100
Cable drive capability
Up to 300 m (984 ft) with DAD6001-BC XLR Adapter
Output balance principle
Signal balanced with DAD6001-BC XLR Adapter
Common mode rejection ratio (CMRR)
> 60 dB from 50 Hz to 15 kHz with DAD6001-BC XLR Adapter
Power supply (for full performance)
Min. 5 V to 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
Black
Weight
13 g (0.46 oz) incl. Cable and MicroDot connector
Microphone diameter
5.4 mm (0.21 in)
Microphone length
17.6 mm (0.7 in)
Cable length
1.8 m (5.9 ft)
Cable color
Black
Cable diameter
2.2 mm (0.09 in)
Polarity
Positively increasing sound pressure produces positive-going voltage at MicroDot pin (and pin 2 on DAD6001 XLR adapter)
Temperature range
-40°C to 45°C (-40°F to 113°F)
Relative humidity (RH)
Up to 90%
Manufacturer Part Number : 4660-OL-H-B00
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