4954-W-004
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.
| Sound & Vibration Pocket Handbook 2022 | Tech Notes | English |
| TEDS Microphones | 數據表 | English |
| Product Data: ¼² Prepolarized Free-field TEDS Microphone Types 4954-A and 4954-B (BP2154) | 數據表 | English |
| TEDS Microphones | 數據表 | Japanese |
| 标准 | IEC 61672 |
| 声场 | Free field |
| 极化 | Classical |
| 灵敏度 | 2.8 mV/Pa |
| 下限频率 | 50 Hz |
| 上限频率 | 22 kHz |
| 较低动态范围 | 40 dB |
| 较高动态范围 | 159 dB |
| 直径 | 1/4 inch |
| 排气 | Side |
| 最低温度 | -20 °C |
| 最高温度 | 100 °C |
| 最低温度 | -4 °F |
| 最高温度 | 212 °F |
| 输出信号 | Passive |