| Performance |
| Nominal Microphone Diameter |
1/2" |
1/2" |
|
| Frequency Response Characteristic (at 0° incidence) |
Free-Field |
Free-Field |
|
| Open Circuit Sensitivity (±1.5 dB) |
-26 dB re 1 V/Pa |
-26 dB re 1 V/Pa |
[2]
|
| Open Circuit Sensitivity |
50 mV/Pa |
50 mV/Pa |
[2]
|
| Frequency Range (±2 dB) |
0.07 to 20000 Hz |
0.07 to 20000 Hz |
|
| Frequency Range (±1 dB) |
0.1 to 10000 Hz |
0.1 to 10000 Hz |
|
| Lower Limiting Frequency (-3 dB) |
0.01 to 0.05 Hz |
0.01 to 0.05 Hz |
|
| Resonant Frequency (90° Phase Shift) |
10400 Hz |
10400 Hz |
[1]
|
| Inherent Noise |
15 dB(A) re 20 µPa |
15 dB(A) re 20 µPa |
[1]
|
| Dynamic Range (3% Distortion Limit) |
147 dB re 20 µPa |
147 dB re 20 µPa |
[1]
|
| Standards Designation (IEC 61094-4) |
WS2F |
WS2F |
|
| Environmental |
| Temperature 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/°F |
0.009 dB/°C |
[1]
[2]
|
| Static Pressure Coefficient |
-0.01 dB/kPa |
-0.01 dB/kPa |
[1]
[2]
|
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) |
±0.001 dB/%RH |
±0.001 dB/%RH |
[2]
|
| Influence of Axial Vibration (0.1g (1 m/s²)) |
63 dB re 20 µPa |
63 dB re 20 µPa |
[1]
|
| Electrical |
| Capacitance (Polarized) |
12 pF |
12 pF |
[1]
|
| Polarization Voltage |
0 V |
0 V |
[3]
|
| Physical |
| Housing Material |
Stainless Alloy |
Stainless Alloy |
|
| Venting |
Rear |
Rear |
|
| Mounting Thread |
0.4606 - 60 UNS |
11.7 mm - 60 UNS |
|
| Mounting Thread |
0.5 - 60 UNS |
12.7 mm - 60 UNS |
|
| Size - Diameter (with grid) |
0.52 in |
13.2 mm |
|
| Size - Diameter (without grid) |
0.5 in |
12.7 mm |
|
| Size - Height (with grid) |
0.64 in |
16.2 mm |
|
| Size - Height (without grid) |
0.6 in |
15.3 mm |
|
| Weight |
0.28 oz |
7.8 gm |
[1]
|