技術參數/Specifications
| Sound Field | Pressure Field |
| Frequency Response | 5.00 to 10000 Hz |
| Dynamic Range | 100 to 190 dB re 20μPa |
| Nominal Size | Other; 0.740″ |
| Actual Size | 0.7400 inch |
| Thickness / Height | 0.7700 inch |
| Polarization | Prepolarized Electret |
| Humidity Range | 0 to 100 % |
| Operating Temperature | -100 to 300 F |
| Application | Aerospace; Industrial |
| Notes | High intensity acoustic sensor, high temperature range, hermetically sealed |
壓電式克-模型的P-308-C的研究實室,哥倫比亞公司,測克,Piezoelectric Microphone , Model P-308-C, Columbia Research Labs, Inc., Measurement Microphones