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CN
AC 03
- 94dB,114dB,Sound Calibrator
Built-in feedback microphone; 94dB SPL / 114 dB SPL calibration sound pressure is optional. 1-inch, 1/2-inch, and 1/4-inch microphones are calibrated. In line with IEC 60942:2003-1 level and GB/T 15173:2010-1 level standards; small size, light weight, power consumption, easy to use.
Description
Specifications
| Parameter | Value |
|---|---|
| Sound Pressure Level (SPL) | 94dB/114dB ± 0.2dB（0dB=20μPa） |
| Frequency | 1000Hz±0.7％ |
| Total Harmonic Distortion (THD) | ≤1％ |
| Battery | 1.5V |
| Temperature Range | -10℃ - +50℃ |
| Relative Humidity | 0% ~ 90％ |
| Dimensions (mm) | 94*52*40 |
| Net Weight | 140g |
Specifications
Parameters | |
Sound Pressure Level | 94dB/114dB ± 0.2dB（0dB=20μPa） |
Frequency | 1000Hz±1％ |
THD | ≤1％ |
| Battery | 1.5V |
Temperature Range | 0℃ - +40℃ |
Relative Humidity | ≤80％（40℃） |
Dimensions mm | 94*52*40 |
| Weight | 140g |
Standard accessories
| 1/4-inch microphone adapter | 1/8-inch microphone adapter |
|
|
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