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DPA Microphones


DPA Miniature Instrument Microphone - Hi sensitivity

This is a high-quality omnidirectional condenser microphone. Due to its uniquely natural and open sound, the d:dicate™ 4090 is suitable for instrument-miking applications in the studio or on the stage.


  • Natural and open sound
  • For instrument miking in the studio or on the stage
  • d:dicate™ 4090: For acoustic guitar, strings, piano and wind instruments
  • d:dicate™ 4091: Handles high-SPL with ease


Directional characteristics: Omnidirectional
Principle of operation: Pressure
Cartridge type: Pre-polarized condenser 
Frequency range, ± 2 dB: 20Hz -20kHz
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))
Equiv. noise level ITU-R BS.468-4: Typ. 35 dB (max. 38 dB)
S/N ratio, re. 1 kHz at 1 Pa (94 dB SPL): 71 dB(A)
Total harmonic distortion (THD): < 1 % THD up to 123 dB SPL peak; < 1 % THD up to 120 dB SPL RMS sine
Dynamic range: Typ. 100 dB
Max. SPL, peak before clipping: 134 dB
Output impedance: < 40 ohm
Cable drive capability: Up to 300 m (984 ft)
Power supply: 48 V Phantom power +/- 4 V
Connector: XLR-M
Color: Black
Microphone weight: 38g
Microphone diameter: 19mm' at tip 6.7mm
Microphone length: 122mm
Polarity: +V at pin 2 for positive sound pressure
Temperature range: -40 °C to 45 °C (-40 °F to 113 °F)
Relative Humidity (RH): Up t 90%