DPA 4266 CORE+ headset

Acoustic Characteristics

• Directional pattern: Omnidirectional
• Principle of operation: Pressure
• Cartridge type: Pre-polarized condenser
  

Frequency Response

• Overall frequency response: 20 Hz – 20 kHz
• Effective frequency range (±2 dB):
• Soft boost grid: 40 Hz – 20 kHz
• 3 dB soft boost at 8 – 20 kHz
• High boost grid: 40 Hz – 20 kHz
• 10 dB boost at 12 kHz
  

Sensitivity & Noise

• Sensitivity (nominal, ±3 dB at 1 kHz):
• 6 mV/Pa
• –44 dB re. 1 V/Pa
• Equivalent noise level (A-weighted):
• Typical: 26 dB(A) re. 20 µPa
• Maximum: 28 dB(A)
• Equivalent noise level (ITU-R BS.468-4):
• Typical: 38 dB
• Maximum: 40 dB
  

Sound Pressure Level & Distortion

• Distortion (THD < 0.5%):
• 133 dB SPL RMS
• 136 dB SPL peak
• Distortion (THD < 1%):
• 136 dB SPL RMS
• 139 dB SPL peak
• Maximum SPL (THD 10%): 144 dB SPL peak
• Dynamic range: Typical 111 dB
  

Electrical Characteristics

• Rated output impedance:
• From MicroDot: 30 – 40 Ω
• From DAD6001-BC: 100 Ω
• 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
  

Cable & Connectivity

• Cable drive capability:
• Up to 300 m (984 ft) with DAD6001-BC XLR adapter
• Connector options:
• MicroLock
• MicroDot
• TA4F Mini-XLR
• 3-pin LEMO
• Mini-Jack
  

Power Requirements

• Power supply (for full performance):
• Wireless systems: Min. 5 V – Max. 10 V through DPA adapter
• With DAD6001-BC: P48 Phantom Power (operates from 12 V)
• Current consumption:
• Typical: 1.5 mA (microphone only)
• 3.5 mA with DAD6001-BC XLR adapter
  

Physical Specifications

• Weight: 10 g (0.35 oz) — single ear
• Microphone diameter: 5.4 mm (0.21 in)
• Microphone length: 12.7 mm (0.5 in)
• Cable length: 1.25 m (4.1 ft)
• Cable diameter: 1.6 mm (0.06 in)
  

Environmental Specifications

• Temperature range: –40 °C to 45 °C (–40 °F to 113 °F)
• Relative humidity: Up to 90% RH

Additional Information

• Polarity:
• Positive sound pressure produces positive-going voltage at MicroLock pin
• Also applies to pin 2 on DAD6001-BC XLR adapter
• Available colors: Black, Beige, Brown, White