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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