| Performance |
| Nominal Microphone Diameter |
1/2" |
1/2" |
|
| Frequency Response Characteristic (at 0° incidence) |
Free-Field |
Free-Field |
|
| Sensitivity (±1.5 dB) |
-26 dB re 1 V/Pa |
-26 dB re 1 V/Pa |
[3]
|
| Sensitivity |
50 mV/Pa |
50 mV/Pa |
[3]
|
| Frequency Range (±2 dB) |
3.75 to 20000 Hz |
3.75 to 20000 Hz |
[4]
|
| Frequency Range (±1 dB) |
7 to 10000 Hz |
7 to 10000 Hz |
[4]
|
| Frequency Range (±2 dB) |
3.75 to 20000 Hz |
3.75 to 20000 Hz |
[5]
|
| Frequency Range (±1 dB) |
7 to 4000 Hz |
7 to 4000 Hz |
[5]
|
| Lower Limiting Frequency (3) |
1.0 to 3.0 Hz |
1.0 to 3.0 Hz |
|
| Inherent Noise |
15.5 dB(A) re 20 µPa |
15.5 dB(A) re 20 µPa |
[1]
|
| Dynamic Range (3% Distortion Limit) |
137 dB re 20 µPa |
137 dB re 20 µPa |
[1]
|
| TEDS Compliant |
Yes |
Yes |
[2]
|
| Environmental |
| Temperature Range (Operating) |
-40 to +176 °F |
-40 to +80 °C |
|
| Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) |
0.005 dB/°F |
0.009 dB/°C |
[1]
[3]
|
| Static Pressure Coefficient |
-0.013 dB/kPa |
-0.013 dB/kPa |
[1]
[3]
|
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) |
±0.001 dB/%RH |
±0.001 dB/%RH |
[3]
|
| Influence of Axial Vibration (0.1g (1 m/s²)) |
63 dB re 20 µPa |
63 dB re 20 µPa |
[1]
|
| Electrical |
| Polarization Voltage |
0 V |
0 V |
[6]
|
| Excitation Voltage |
20 to 30 VDC |
20 to 30 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 |
±7 Vpk |
±7 Vpk |
|
| Output Impedance |
<50 Ohm |
<50 Ohm |
|
| Physical |
| Housing Material |
Stainless Alloy |
Stainless Alloy |
|
| Venting |
Rear |
Rear |
[7]
|
| Electrical Connector |
BNC Jack |
BNC Jack |
|
| Mounting Thread (Grid) |
0.5 - 60 UNS |
0.5 - 60 UNS |
|
| Size - Diameter (with standard grid) |
0.52 in |
13.2 mm |
[4]
|
| Size - Diameter (with rugged grid) |
0.57 in |
14.5 mm |
[5]
|
| Size - Diameter (without grid) |
0.50 in |
12.7 mm |
|
| Size - Height (with standard grid) |
3.62 in |
91.9 mm |
[4]
|
| Size - Height (with rugged grid) |
3.62 in |
91.9 mm |
[5]
|
| Size - Height (without grid) |
3.58 in |
90.9 mm |
|
| Weight |
1.63 oz |
45.8 gm |
[1]
[4]
|
| Weight |
1.72 oz |
48.7 gm |
[1]
[5]
|