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.
TYPE 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 | Sensibilità |
|---|---|
| -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
La unidad se ensambla en un entorno de sala limpia y se sella, después de lo cual se le asigna un único número de tipo y un único número de serie. Esto significa que la unidad combinada tiene mejor precisión y estabilidad a largo plazo y se maneja como una unidad completa.
La unidad también contiene TEDS, lo que significa que en ella se almacena información sobre el número de serie, el tipo y la sensibilidad.
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.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, MicroStrain and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
DP-0774---