Model:377A07噪音传感器相关资料

Model:377A07噪音传感器订货8周

1/2" free field prepolarized condensor microphone, low frequency

Nominal Microphone Diameter: 1/2"

Frequency Response Characteristic: Free-Field

Frequency Range: (±2dB) 0.07 to 20000 Hz

Dynamic Range: 147 dB re 20 µPa
Product NotesAccessories:

 English:SI: PERFORMANCENominal Microphone Diameter1/2"1/2"
Frequency Response Characteristic (at 0° incidence)Free-FieldFree-Field
Open Circuit Sensitivity50 mV/Pa50 mV/Pa[2] Open Circuit Sensitivity (±1.5 dB)-26 dB re 1 V/Pa-26 dB re 1 V/Pa[2] Frequency Range (±2 dB)0.07 to 20000 Hz0.07 to 20000 Hz
Frequency Range (±1 dB)0.1 to 10000 Hz0.1 to 10000 Hz
Lower Limiting Frequency (-3 dB)0.01 to 0.05 Hz0.01 to 0.05 Hz
Resonant Frequency (90° Phase Shift)10400 Hz10400 Hz[1] Inherent Noise15 dB(A) re 20 µPa15 dB(A) re 20 µPa[1] Dynamic Range (3% Distortion Limit)147 dB re 20 µPa147 dB re 20 µPa[1] Standards Designation (IEC 61094-4)WS2FWS2F
ENVIRONMENTALTemperature Range (Operating)-40 to +248 °F-40 to +120 °C
Temperature Coefficient of Sensitivity (+14 to +122°F (-10 to +50°C))0.005 dB/°F0.009 dB/°C[1][2] Static Pressure Coefficient-0.01 dB/kPa-0.01 dB/kPa[1][2] Humidity Coefficient of Sensitivity (0 to , non-condensing)±0.001 dB/%RH±0.001 dB/%RH[2] Influence of Axial Vibration (0.1g (1 m/s²))63 dB re 20 µPa63 dB re 20 µPa[1] ELECTRICALCapacitance (Polarized)12 pF12 pF[1] Polarization Voltage0 V0 V[3] PHYSICALHousing MaterialStainless AlloyStainless Alloy
VentingRearRear
Mounting Thread0.4606 - 60 UNS11.7 mm - 60 UNS
Mounting Thread0.5 - 60 UNS12.7 mm - 60 UNS
Size - Diameter (with grid)0.52 in13.2 mm
Size - Diameter (without grid)0.5 in12.7 mm
Size - Height (with grid)0.64 in16.2 mm
Size - Height (without grid)0.6 in15.3 mm
Weight0.28 oz7.8 gm[1] 

All specifications are at room temperature unless otherwise specified.

[1] Typical.
[2] re 250 Hz
[3] Prepolarized
[4] See PCB Declaration of Conformance PS167 for details.

SuppliedACS-20Calibration of Precision Condensor Microphones(1)