沈小姐
当前位置:上海迈哲电子科技有限公司>>公共环境检测>>噪音计(声级计)>> YF-20/YF20YF-20中国台湾泰玛斯TENMARS 指针式噪声计/声级计YF20
YF-20 Analog Sound Level Meter DISPLAY ▪Analog display with quick and accurate measurement. ▪Compressed scales minimize range switching. Functions ▪Unique selecting switch for easy operation by one-hand. ▪Special integrated circuit for long stability. ▪Battery test. SPECIFICATIONS ▪Ranges :LO (40-80dB),Hi(80-120dB). ▪Microphone: capacitance microphone. ▪Current: 5mA (when operating). ▪Consumption: 14mA(BATT test). DIMENSION ▪size: 160x65x ▪Weight: About
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