PCB-377B11
basic data | |||
Nominal diameter of microphone | 1/2 " | ||
application | pressure field | ||
Sensitivity in the open circuit | 50 mV / PA | [2] | |
sensitivity in the open circuit (±1. 5 dB) | -26 dB in relation to 1 V / PA | [2] | |
Frequency range (± 1 dB) | 5 … 7,500 Hz | ||
(±2 dB) frequency range | 3.15 … 10,000 Hz | ||
lower limiting frequency (-3 dB) | 1.0 … 2.4 Hz | ||
Resonance frequency (phase shift 90°) | 12,000 Hz | [1] | |
noise | < 15 dB(A) in relation to 20 µPa | ||
Dynamic range (for THD ≤ 3%) | > 143 dB in relation to 20 µPa | ||
conditions of use | |||
temperature range (operation) | -40 … 248 ° F | -40 … 120 ° C | |
Temperature coefficient of sensitivity (10 … 50 ° C) | 0,005 dB/°F | 0.009 dB / ° C | [2] [1] |
size - height (without protection cap) | 0.6 in | 15.3 mm | |
mass | 0.28 oz | 7.8 grams | [1] |
Notes | |||
[1] | typically | ||
[2] | based on 250 Hz | ||
[3] | Prepolarized | ||
Accessories | |||
ACS-20 | calibration of precision microphones | -1 |