相位校准器
典型应用
- IEC 1043 测量
- 声强传声器组的相位和电平校准
- 残余强度测试
- 颗粒速度校准
GRAS 51AB Phase Calibrator according to IEC 61043
Freq range: 50 Hz to 6.3 kHz
ANSI: S1.10
IEC: 61043
GRAS 51AB Phase Calibrator according to IEC 61043
The Sound-intensity Calibrator 51AB is a coupler for phase and level calibrations of sound-intensity microphone pairs. It can be used for residual intensity testing, sound-intensity level calibration and particle velocity calibration as specified in IEC standard 1043 Electroacoustics-Instruments for the measurements of sound intensity- Measurement with pairs of pressure sensing microphones.
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