1/4" pressure, prepolarized condenser microphone typical sensitivity= 0.25 mV/Pa (+/-3 dB), 4 Hz to 20 kHz (+/-2 dB).
High amplitude prepolarized microphone
- Nominal Microphone Diameter:
1/4"
- Frequency Response Characteristic:
Pressure
- Frequency Range:
(±2dB)4 to 20000 Hz
- Inherent Noise:
<60 dB(A) re 20 µPa
- Dynamic Range:
(3% Distortion Limit)182 dB re 20 µPa
RELATED PRODUCTS
|
English: |
SI: |
|
Performance |
Nominal Microphone Diameter |
1/4" |
1/4" |
|
Frequency Response Characteristic |
Pressure |
Pressure |
|
Open Circuit Sensitivity (±3 dB) |
-72 dB re 1 V/Pa |
-72 dB re 1 V/Pa |
[
2]
|
Open Circuit Sensitivity |
0.25 mV/Pa |
0.25 mV/Pa |
[
2]
|
Frequency Range (±2 dB) |
4 to 20000 Hz |
4 to 20000 Hz |
|
Lower Limiting Frequency (-3 dB) |
0.5 to 3.0 Hz |
0.5 to 3.0 Hz |
|
Resonant Frequency (90° Phase Shift) |
48900 Hz |
48900 Hz |
[
1]
|
Inherent Noise |
<60 dB(A) re 20 µPa |
<60 dB(A) re 20 µPa |
|
Dynamic Range(3% Distortion Limit) |
182 dB re 20 µPa |
182 dB re 20 µPa |
[
1]
|
Maximum Sound Pressure Level(Peak) |
>194 dB re 20 µPa |
>194 dB re 20 µPa |
|
Environmental |
Temperature Range (Operating) |
-40 to +248 °F |
-40 to +120 °C |
|
Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) |
0.004 dB/°F |
0.007 dB/°C |
[
1]
[
2]
|
Static Pressure Coefficient |
-0.001 dB/kPa |
-0.001 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)) |
72 dB re 20 µPa |
72 dB re 20 µPa |
[
1]
|
Electrical |
Capacitance (Polarized) |
4.6 pF |
4.6 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 |
10.4 mm |
|
Size - Height (without grid) |
0.36 in |
9.1 mm |
|
Weight |
0.06 oz |
1.7 gm |
[
1]
|
* All specifications are at room temperature unless otherwise specified
.
Specification Notes
[
1]
Typical.
[
2]
re 250 Hz
[
1]
Typical.
[
2]
re 250 Hz
[
1]
Typical.
[
3]
Prepolarized
[
1]
Typical.
[
4]
See PCB Declaration of Conformance PS167 for details.
Accessories
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|
|
Supplied |
ACS-20 |
Calibration of precision condenser microphones |
1 |
Product Videos