DPA 4018A d:dicate Supercardioid Microphone

DPA 4018A d:dicate Supercardioid Microphone

Designed for a broad range of long-distance broadcast, ENG and film miking applications, such as booming, dialogue, interview and table or podium use, the d:dicate 4018 Supercardioid Microphone offers superb flexibility through modular accessories.

Key Features

• Low noise and high sensitivity
• Highly directional for high isolation
• Most controlled supercardioid shape
• Uniform, frequency independent directionality
• Modular flexibility

Technical Specifications

Directional pattern
Supercardioid
Principle of operation
Pressure gradient
Cartridge type
Pre-polarized condenser
Frequency range
20 Hz - 20 kHz
Frequency range, +/-2 dB, at 30 cm (11.8 in)
40 Hz - 18 kHz
Sensitivity, nominal, +/-2 dB at 1 kHz
12 mV/Pa; -38.4 dB re. 1 V/Pa
Equivalent noise level, A-weighted
Typ. 16 dB(A) re. 20 uPa (max. 19 dB(A))
Equivalent noise level, ITU-R BS.468-4
Typ. 23 dB (correct with the attenuator in 0 dB or -20 dB setting)
S/N ratio (A-weighted), re. 1 kHz at 1 Pa (94 dB SPL)
Typ. 78 dB(A)
Total harmonic distortion (THD)
< 1% up to 137 dB SPL peak
Dynamic range
Typ. 121 dB
Max. SPL, peak before clipping
156 dB
Switchable attenuator, filters etc.
0 dB / -20 dB
Output impedance
200 OHM
Minimum load impedance
2 kOHM
Cable drive capability
100 m (328 ft)
Output balance principle
Impedance balancing with Active Drive
Common mode rejection ratio (CMRR)
> 60 dB
Power supply (for full performance)
48 V Phantom power (+/- 4 V)
Current consumption
2.8 mA
Connector
XLR-3M. Pin 1: shield, Pin 2: signal + phase, Pin 3: - phase
Weight
158 g (5.6 oz)
Microphone diameter
19 mm (0.75 in)
Capsule diameter
19 mm (0.75 in)
Microphone length
170 mm (6.7 in)
Maximum output voltage, RMS
8 V
Polarity
+V at pin 2 for positive sound pressure
Temperature range
-40 deg C to 45 deg C (-40 deg F to 113 deg F)
Relative humidity (RH)
Up to 90%
Matching tolerance (frequency response and sensitivity)
+/-1 dB
Phase deviation for kit
< 10 deg