| Performance |
| Nominal Microphone Diameter |
1/4" |
1/4" |
|
| Frequency Response Characteristic |
Pressure |
Pressure |
|
| Open Circuit Sensitivity (±3 dB) |
-60 dB re 1 V/Pa |
-60 dB re 1 V/Pa |
[2]
|
| Open Circuit Sensitivity |
1.0 mV/Pa |
1.0 mV/Pa |
[2]
|
| Frequency Range (±2 dB) |
4 to 70000 Hz |
4 to 70000 Hz |
|
| Lower Limiting Frequency (-3 dB) |
0.25 to 3.0 Hz |
0.25 to 3.0 Hz |
|
| Resonant Frequency (90° Phase Shift) |
65000 Hz |
65000 Hz |
[1]
|
| Inherent Noise |
<35 dB(A) re 20 µPa |
<35 dB(A) re 20 µPa |
|
| Dynamic Range(3% Distortion Limit) |
174 dB re 20 µPa |
174 dB re 20 µPa |
[1]
|
| Environmental |
| Temperature Range (Operating) |
-40 to +248 °F |
-40 to +120 °C |
|
| Temperature Coefficient of Sensitivity (+14 to +122°F (-10 to +50°C)) |
0.004 dB/°F |
0.007 dB/°C |
[1]
[2]
|
| Static Pressure Coefficient |
-0.003 dB/kPa |
-0.003 dB/kPa |
[1]
[2]
|
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) |
±0.0012 dB/%RH |
±0.0012 dB/%RH |
[2]
|
| Influence of Axial Vibration (0.1g (1 m/s²)) |
66 dB re 20 µPa |
66 dB re 20 µPa |
[1]
|
| Electrical |
| Capacitance (Polarized) |
5 pF |
5 pF |
[1]
|
| Polarization Voltage |
0 V |
0 V |
[3]
|
| Physical |
| Housing Material |
Stainless Alloy |
Stainless Alloy |
|
| Venting |
Rear |
Rear |
|
| Mounting Thread |
0.2244 - 60 UNS |
5.7 mm - 60 UNS |
|
| Mounting Thread |
0.25 - 60 UNS |
6.35 mm - 60 UNS |
|
| Size - Diameter (with grid) |
0.28 in |
7.0 mm |
|
| Size - Diameter (without grid) |
0.25 in |
6.4 mm |
|
| Size - Height (with grid) |
0.41 in |
10.5 mm |
|
| Size - Height (without grid) |
0.36 in |
9.1 mm |
|
| Weight |
0.06 oz |
1.8 gm |
[1]
|