1/4" PRESSURE-FIELD MICROPHONE WITH CCLD PREAMPLIFIER, PREPOLARIZED
Pressure-field microphone for measurements in small, closed couplers, close to hard reflective surfaces, or flush-mounted, with a frequency response of 20 Hz to 20 kHz.
FAMILY 4988
Microphone Type 4988-A is a 1/4" prepolarized pressure-field microphone laser welded to 1/4" CCLD preamplifier. The preamplifier connects to CCLD input conditioning and supports IEEEP1451.4 V1.0 Transducer Electronic Data Sheet (TEDS).
It is an all-titanium design that ensures maximum resistance to corrosion and minimum sensitivity to magnetic fields.
File |
Description |
Type |
Languages |
Size |
---|---|---|---|---|
4988-A – Data Sheet (bp0074) | ¼-inch Pressure-field TEDS Microphone Type 4988-A |
Technical Document | English | 634 KB |
Standard | IEC 61094 |
Sound field | Pressure field |
Polarization | CCLD |
Sensitivity [mV/Pa] | 11 mV/Pa |
Lower frequency [Hz] | 20 Hz |
Higher frequency [Hz] | 20 kHz |
Lower dynamic range [dB] | 29 dB |
Higher dynamic range [dB] | 146 dB |
Diameter | 1/4 inch |
Venting | Rear |
Minimum Temperature [°C] | -20 °C |
Maximum Temperature [°C] | 80 °C |
Minimum Temperature [°F] | -4 °F |
Maximum Temperature [°F] | 176 °F |
Output signal (connectivity) | Passive |
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.