PCB-377A13
| basic data | |||
| Nominal microphone diameter | 42401 | ||
| application | pressure field | ||
| Sensitivity in the open circuit | 12.6 mV / PA | [2] | |
| sensitivity in the open circuit (±2 dB) | -38.0 dB in relation to 1 V / PA | [2] | |
| Frequency range (±2 dB) | 4 … 20,000 Hz | ||
| Lower limiting frequency (-3 dB) | 1.0 … 3.0 Hz | ||
| resonance frequency (phase shift 90°) | 18,500 Hz | [1] | |
| Noise | < 20 dB(A) in relation to 20 µPa | ||
| dynamic range (for THD ≤ 3%) | > 155 dB in relation to 20 µPa | ||
| Microphone type in accordance with IEC 61094-4 | WS2P | ||
| conditions of use | |||
| temperature range (operation) | -40 … 248 ° F | -40 … 120 ° C | |
| Temperature coefficient of sensitivity (-10 … 70 ° C) | 0,004 dB/°F | 0,008 dB/°C | [2] [1] |
| Influence of static pressure | -0.005 dB/kPa | [2] [1] | |
| humidity coefficient of sensitivity (0 … 100%, non-condensing) | ±0,001 dB/% RH | [2] | |
| influence by axial vibration (0.1 g, 1 m/s²) | 66 dB in relation to 20 µPa | [1] | |
| technical characteristics | |||
| capacity ( polarized) | 14 pF | [1] | |
| polarization voltage | 0 V | [3] | |
| physical properties | |||
| housing material | stainless Alloy | ||
| pressure | back | ||
| mounting thread (for amp) | 0,4606" - 60 UNS | 11,7 mm - 60 UNS | |
| Mounting thread (for cover) | 0,5" - 60 UNS | 12,7 mm - 60 UNS | |
| size - diameter (with cap) | 0.52 in | 13.2 mm | |
| size - diameter (without protection cap) | 0.5 in | 12.7 mm | |
| size - height (with cap) | 0.5 in | 12,7 mm | |
| Size - height (without protection cap) | 0.47 in | 11.9 mm | |
| mass | 0.23 oz | 6.5 grams | [1] |
| notes | |||
| [1] | typically | ||
| [2] | based on 250 Hz | ||
| [3] | Prepolarized | ||
| Accessories | |||
| ACS-20 | calibration of precision microphones | -1 |
PCB-377A13
