| Performance |
| Nominal Microphone Diameter |
1/4" |
1/4" |
|
| Frequency Response Characteristic |
Pressure |
Pressure |
|
| Sensitivity (±3 dB) |
-60 dB re 1 V/Pa |
-60 dB re 1 V/Pa |
[3]
|
| Sensitivity |
1.0 mV/Pa |
1.0 mV/Pa |
[3]
|
| Frequency Range (±2 dB) |
5 to 70000 Hz |
5 to 70000 Hz |
|
| Lower Limiting Frequency (-3 dB) |
0.75 to 4.0 Hz |
0.75 to 4.0 Hz |
|
| Inherent Noise |
50 dB(A) re 20 µPa |
50 dB(A) re 20 µPa |
[1]
[4]
|
| Dynamic Range (3% Distortion Limit) |
173 dB re 20 µPa |
173 dB re 20 µPa |
[1]
|
| TEDS Compliant |
Yes |
Yes |
[2]
|
| Environmental |
| Temperature Range (Operating) |
-40 to +176 °F |
-40 to +80 °C |
[5]
|
| Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) |
0.004 dB/°F |
0.007 dB/°C |
[1]
[3]
|
| Static Pressure Coefficient |
-0.003 dB/kPa |
-0.003 dB/kPa |
[1]
[3]
|
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) |
±0.0014 dB/%RH |
±0.0014 dB/%RH |
[3]
|
| Influence of Axial Vibration (0.1g (1 m/s²)) |
66 dB re 20 µPa |
66 dB re 20 µPa |
[1]
|
| Electrical |
| Polarization Voltage |
0 V |
0 V |
[6]
|
| Excitation Voltage |
20 to 32 VDC |
20 to 32 VDC |
|
| Constant Current Excitation |
2 to 20 mA |
2 to 20 mA |
|
| Output Bias Voltage |
10 to 14 VDC |
10 to 14 VDC |
|
| Maximum Output Voltage |
±8 Vpk |
±8 Vpk |
|
| Output Impedance |
<50 Ohm |
<50 Ohm |
|
| Physical |
| Housing Material |
Stainless Alloy |
Stainless Alloy |
|
| Venting |
Rear |
Rear |
[7]
|
| Electrical Connector |
10-32 Jack |
10-32 Jack |
|
| Mounting Thread (Grid) |
0.25 - 60 UNS |
0.25 - 60 UNS |
|
| Size - Diameter (with grid) |
0.28 in |
7.1 mm |
|
| Size - Diameter (without grid) |
0.25 in |
6.35 mm |
|
| Size - Height (with grid) |
2.07 in |
52.6 mm |
|
| Size - Height (without grid) |
2.02 in |
51.3 mm |
|
| Weight |
0.27 oz |
7.8 gm |
[1]
|