Ambeo VR Mic

<Transducer Principle> Externally polarized condenser microphone </Transducer Principle> <Pick-up Pattern> 4x cardioid, in Ambisonics A-format arrangement (1: front-left- up [FLU], 2: front-right- down [FRD], 3: back-left- down [BLD], 4: back-right- up [BRU]) </Pick-up Pattern> <Frequency Response> 20 Hz to 20 kHz </Frequency Response> <Matrix Reference> center of the capsule holder </Matrix Reference> <Mixing To B-format> • W = FLU + FRD + BLD + BRU; • X = FLU + FRD – BLD – BRU; • Y = FLU – FRD + BLD – BRU; • Z = FLU – FRD – BLD + BRU </Mixing To B-format> <Sensitivity, Free Field, No Load> (1kHz) 31 mV/Pa (-30 dBV) </Sensitivity, Free Field, No Load> <Nominal Impedance> approx. 200 Ω </Nominal Impedance> <Min. Terminating Impedance> 1000 Ω </Min. Terminating Impedance> <Equivalent Noise Level> 18 dB-A as per IEC 61672-1 / 27 dB CCIR as per CCIR 468-3 </Equivalent Noise Level> <Max. Sound Pressure Level> For K = 1%, 130 dB(A) for 1 kHz </Max. Sound Pressure Level> <Power Supply> 4x phantom powering (P48) as per IEC 61938 (48 ± 4 V), 2.2 mA each </Power Supply> <Microphone Connector> DIN12M, use enclosed adapter cable to convert to 4x XLR3M; Polarity: Pin1 (GND), Pin2 (+), Pin3 (-) </Microphone Connector> <Dimensions> 8.5" x 2"/1" (215 x 49/25 mm) (L x D) </Dimensions> <Weight> 0.9 lbs/400 g </Weight> <Operating Temperature> -10 °C to 55 °C (14 °F to 131 °F) </Operating Temperature> <Storage Temperature> -20 °C to 70 °C (-4 °F to 158 °F) </Storage Temperature> <Relative Humidity> Max 90% at 40 °C </Relative Humidity>