產品詳細說明
特點:PREFIX = O
- 符合EN/IEC60942 (2003)和ANSI – 1984 標準
- 校正精度± dB
- 94 dB SPL和114 dB SPL2種校正電平
- 1 kHz校正頻率
- 適用Brüel &Kj?r 1″和1/2 ″測量麥克風 (1/4"和 1/8″需要選配適配器)
FEATURES:
Conforms to IEC942 (1988) Class 1 and ANSI–1984 (R1997)
Robust pocket-size design with highly stable level and frequency
Calibration accuracy ± dB
94 dB SPL, or 114 dB SPL for calibration in noisy environments
Extremely small influence of static pressure
Sound pressure independent of microphone equivalent volume
1 kHz calibration frequency for correct calibration level independent of weighting networks
Fits Brüel &Kj?r 1″ and 1/2 ″ microphones (1/4″ and 1/8″ microphones with adaptor)
Switches off automatically when removed from the Microphone
USES:
Calibration of sound level meters and other sound measurement equipment










所有評論僅代表網友意見,與本站立場無關。