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产品详细说明
特点:PREFIX = O
- 符合EN/IEC60942 (2003)和ANSI S1.40 – 1984 标准
- 校正精度±0.2 dB
- 94 dB SPL和114 dB SPL2种校正电平
- 1 kHz校正频率
- 适用Brüel &Kjær 1″和1/2 ″测量麦克风 (1/4"和 1/8″需要选配适配器)
FEATURES:
Conforms to IEC942 (1988) Class 1 and ANSIS1.40–1984 (R1997)
Robust pocket-size design with highly stable level and frequency
Calibration accuracy ±0.2 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 &Kjær 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
深圳市星河仪器测量设备有限公司提供丹麦BK4231声学校准器/麦克风校准器,包括麦克风校准器,声计器的详细产品价格、产品图片等产品介绍信息。
深圳市星河仪器测量设备 2年
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