½" PREPOLARIZED FREE-FIELD MICROPHONE
Type 4189 is designed for high-precision, free-field measurements where a microphone with high sensitivity is required. Being prepolarized, the microphone can be used with both DeltaTron and classical preamplifiers.
FAMILY 4189
Type 4189 is our best-selling microphone for 15 years because it produces the best results in its class, and will keep doing so for decades to come, with both CCLD and classical preamplifiers. In addition, this provides great results for electroacoustic measurements like loudspeaker and microphone measurements, and has earned our customers' trust over many years.
| TEDS Microphones | Data Sheets | English |
| Standard | IEC 61094 |
| Sound field | Free field |
| Polarization | Classical, CCLD |
| Sensitivity | 50 mV/Pa |
| Lower frequency | 6.3 Hz, 20 Hz |
| Higher frequency | 20 kHz |
| Lower dynamic range | 15.2 dB, 16.5 dB |
| Higher dynamic range | 146 dB, 134 dB |
| Diameter | 1/2 inch |
| Venting | Rear |
| Minimum Temperature | -20 °C, -30 °C |
| Maximum Temperature | 80 °C, 150 °C, 125 °C |
| Minimum Temperature | -4 °F, -22 °F |
| Maximum Temperature | 176 °F, 302 °F, 257 °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.
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.
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