DPAO BLM4060 Руководство пользователя - Страница 6
Просмотреть онлайн или скачать pdf Руководство пользователя для Микрофон DPAO BLM4060. DPAO BLM4060 9 страниц. Boundary layer microphone
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Specifications
Directional characteristics
Omnidirectional, hemisphere
Principle of operation
Pressure
Cartridge type
Pre-polarized condenser
Frequency range, ±2 dB
20 Hz – 14 kHz
(with a 7 dB soft boost at 8 KHz)
Sensitivity, nominal ±3 dB at 1 kHz
20 mV/Pa; -34 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 23 dB(A) re. 20 µPa (max. 26 dB(A))
Equivalent noise level ITU-R BS.468-4
Typ. 35 dB (max. 38 dB)
Distortion, THD < 1%
120 dB SPL RMS, 123 dB SPL peak
Dynamic range
Typ. 100 dB
Max. SPL, THD 10%
134 dB
Rated output impedance
From MicroDot: 30 - 40 Ω
From DAD6001-BC: 100 Ω
Cable drive capability
Up to 300 m (984 ft) with DAD6001-BC XLR Adapter
Power supply (for full performance)
For wireless systems Min. 5 V - max. 10 V through
DPA adapter
With DAD6001-BC: P48 (Phantom power). Will work
from 12 V
Connector
MicroDot or XLR 3-pin
Color
Black rubber disc mounted in stainless steel base
Dimensions
Diameter: 100 mm (4 in)
Height: 12 mm (0.47 in)
Weight: 240 g (8.5 oz) excl. Cable
Cable
Cable length: 3 m (10 ft)
Cable diameter: 1.6 mm (0.06 in)
Cable color: Black
Polarity
Positively increasing sound pressure produces positive-going
voltage at MicroDot pin (and pin 2 on DAD6001-BC XLR
adapter)
Operating temperature range
-40°C to 45°C (-40°F to 113° F)
On-axis frequency response of BLM4060 Boundary Layer
Microphone
14