{"id":49,"specifications":{"Directional pattern":"Open Cardioid","Principle of operation":"Pressure gradient","Cartridge type":"Pre-polarized condenser","Frequency response":"20 Hz - 20 kHz","Effective frequency range ±2 dB, at 20 cm (7.9 in)":"40 Hz - 18 kHz with a 6 dB soft boost at 10 kHz","Sensitivity, nominal, ±2 dB at 1 kHz":"2 mV/Pa; -54 dB re. 1 V/Pa","Equivalent noise level, A-weighted":"Typ. 27 dB(A) re. 20 µPa (max.29 dB(A))","Equivalent noise level, ITU-R BS.468-4":"Typ. 39 dB (max. 41 dB)","Distortion, THD < 1%":"156dB SPL RMS, 159 dB SPL peak","Dynamic range":"Typ. 132 dB","Max. SPL, THD 10%":"164 dB SPL peak","Rated output impedance":"380 Ω","Cable drive capability":"100 m (328 ft)","Output balance principle":"Impedance balancing with Active Drive","Common mode rejection ratio (CMRR)":"> 55 dB","Power supply (for full performance)":"P48 (Phantom Power)","Current consumption":"2.0 mA","Connector":"XLR-3M. Pin 1: shield, Pin 2: signal + phase, Pin 3: - phase","Weight":"241 g (8,5 oz)","Microphone diameter":"57 mm (2,24 in)","Capsule diameter":"17 mm (0.67 in)","Microphone length":"132 mm (5,19 in)","Maximum output voltage, RMS":"9.75 V","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 to 90%","Polar pattern":{"name":"Polar pattern","assetDetails":[{"typeDescription":"Typical directional characteristics of a DPA 4055 Kick Drum Microphone","imageId":"6988","image":{"extension":"jpg","fileType":"Image","id":"6988","name":"4055-typical-directional-characteristics.jpg","type":"Image","url":"https://dpa.cloud14.structpim.com/media/xw3aenio/4055-typical-directional-characteristics.jpg"}}]},"Frequency response graph":{"name":"Frequency response","assetDetails":[{"typeDescription":"Typical on and off-axis response of a 4055 microphone. On-axis (0°) measured at 20 cm (7.9 in), other directions measured in the far field.","imageId":"6989","image":{"extension":"jpg","fileType":"Image","id":"6989","name":"4055-typical-on-and-off-axis-frequency-response.jpg","type":"Image","url":"https://dpa.cloud14.structpim.com/media/lb5jznup/4055-typical-on-and-off-axis-frequency-response.jpg"}}]}},"groupName":"4055 Kick Drum Microphone"}