DPA 4661 Heavy Duty Omni Lavalier Mic
DPA 4661 Heavy Duty Omni Lavalier Mic
SKU: 4661-OP-H-B90
Available options

Description
DPA 4661 Heavy Duty Omni Lavalier Mic
The DPA 4661 Heavy Duty Omni Lavalier Mic delivers professional-grade security and durability in a compact form factor. Built with stainless steel housing and reinforced cable relief, this microphone withstands demanding environments without compromise.
The robust 2.2 mm cable ensures longevity in high-stress applications. Now featuring CORE+ technology, which neutralises distortion across the entire dynamic range for pristine audio capture. The MicroLock connector provides a secure, dependable locking mechanism with unlimited flexibility and reassuring reliability. Engineered as a more robust evolution of its predecessor, the Heavy Duty 4661 is ideal for situations where maximum security and durability take priority over size. Perfect for broadcast, theatre, live sound, and tactical applications where reliability cannot be compromised.
The DPA 4661 Heavy Duty Omni Lavalier Mic is available black or beige and with either MicroLock or 3-pin LEMO connectivity.
Features:
- The most rugged and reliable version of DPA minatures
- Stainless stell housing, heavy-duty strain relief and thick cable
- Exceptional audio quality
- Uniform, consistent sound between DPA mics
- Sturdy but small for flexible and easy concealment
- Modular adapter system fits most professional wireless systems
Specifications:
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Directional pattern: Omnidirectional
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Principle of operation: Pressure
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Cartridge type: Pre-polarized condenser
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Frequency response: 20 Hz - 20 kHz
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Effective 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
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Sensitivity, nominal, ±3 dB at 1 kHz: 6 mV/Pa; -44 dB re. 1 V/Pa
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Equivalent noise level, A-weighted: Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A))
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Equivalent noise level, ITU-R BS.468-4: Typ. 38 dB (max. 40 dB)
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Distortion, THD < 0.5%: 133 dB SPL RMS, 136 dB SPL peak
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Distortion, THD < 1%: 136 dB SPL RMS, 139 dB SPL peak
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Dynamic range: Typ. 111 dB
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Max. SPL, THD 10%: 144 dB SPL peak
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Rated output impedance: From MicroDot: 30 - 40 Ω. From DAD9001-BC: 100 Ω
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Cable drive capability: Up to 300 m (984 ft) with DAD9001-BC XLR Adapter
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Output balance principle: Signal balanced with DAD6001-BC XLR Adapter
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Common mode rejection ratio (CMRR): > 60 dB from 50 Hz to 15 kHz with DAD6001-BC XLR Adapter
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Power supply (for full performance):
- For wireless systems Min. 5 V - max. 10 V through DPA adapter
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With DAD6001-BC: P48 (Phantom Power). Will work from 12 V
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Current consumption: Typ. 1.5 mA (microphone). 3.5 mA with DAD9001-BC XLR Adapter
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Connector: MicroLock, TA4F Mini-XLR, 3-pin LEMO, Mini-Jack
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Weight: 13 g (0.46 oz) incl. Cable and MicroLock connector
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Microphone diameter: 5.4 mm (0.21 in)
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Microphone length: 17.6 mm (0.7 in)
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Cable length: 1.8 m (5.9 ft)
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Cable diameter: 2.2 mm (0.09 in)
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Polarity: Positively increasing sound pressure produces positive-going voltage atMicroLock pin (and pin 2 on DAD9001-BC XLR adapter)
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Temperature range: -40°C to 45°C (-40°F to 113°F)
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Relative humidity (RH): Up to 90%