1/4-INCH FREE-FIELD MICROPHONE, PREPOLARIZED
Free-field microphone designed for high-level and high-frequency measurements over a frequency range of 4 Hz to 100 kHz.
FAMILY 4954
Type 4954 is a 1/4-inch Prepolarized Free-field microphone and is specially designed for high-level and high-frequency measurements.
The use of a laser welded stainless steel diaphragm and a stainless steel protection grid, make this microphone capable of withstanding rough environments.
Code | Lower frequency [Hz] | Higher frequency [Hz] | Lower dynamic range [dB] | Higher dynamic range [dB] | Maximum Temperature [°C] | Maximum Temperature [°F] |
---|---|---|---|---|---|---|
-4954-A-011- | 3 Hz | 80 kHz | 34 dB | 164 dB | 80 °C | 176 °F |
-4954-W-004- | 50 Hz | 22 kHz | 40 dB | 159 dB | 100 °C | 212 °F |
-4954-A-023- | 3 Hz | 80 kHz | 34 dB | 164 dB | 80 °C | 176 °F |
-4954-B-- | 16 Hz | 80 kHz | 40 dB | 159 dB | 80 °C | 176 °F |
File |
Description |
Type |
Languages |
---|---|---|---|
1/4-inch Prepolarized Free-field TEDS Microphone Types 4954-A and 4954-B | Technical Document | English |
Standard | IEC 61094, IEC 61672 |
Sound field | Free field |
Polarization | CCLD, Classical |
Sensitivity [mV/Pa] | 2.8 mV/Pa |
Lower frequency [Hz] | 16 Hz, 50 Hz, 3 Hz |
Higher frequency [Hz] | 80 kHz, 22 kHz |
Lower dynamic range [dB] | 40 dB, 34 dB |
Higher dynamic range [dB] | 159 dB, 164 dB |
Diameter | 1/4 inch |
Venting | Side |
Minimum Temperature [°C] | -20 °C |
Maximum Temperature [°C] | 80 °C, 100 °C |
Minimum Temperature [°F] | -4 °F |
Maximum Temperature [°F] | 176 °F, 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.