1/8" PRESSURE-FIELD MICROPHONE, EXTERNALLY POLARIZED
Pressure-field microphone designed for very high-frequency measurements in confined spaces with a frequency range of 6 Hz to 140 kHz.
FAMILY 4138
Type 4138 is designed for high-level and very high-frequency measurements and measurements in confined spaces. Being externally polarized, Type 4138 must be used with a classical preamplifier.
Select filters:
Code | Sensitivity |
---|---|
-4138-A-015- | 0.56 mV/Pa |
-4138-C-006- | 0.8 mV/Pa |
-4138-L-006- | 0.8 mV/Pa |
1/8-inch Pressure-field Microphone Type 4138 | Data Sheets | English |
Standard | IEC 61094 |
Sound field | Pressure field |
Polarization | Classical |
Sensitivity | 0.56 mV/Pa, 0.8 mV/Pa |
Lower frequency | 6.5 Hz |
Higher frequency | 140 kHz |
Lower dynamic range | 52.2 dB |
Higher dynamic range | 168 dB |
Diameter | 1/8 inch |
Venting | Side |
Minimum Temperature | -30 °C |
Maximum Temperature | 100 °C |
Minimum Temperature | -22 °F |
Maximum Temperature | 212 °F |
Output signal (connectivity) | Passive |
List of accessories available for all variants of this family
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.