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产品展示 |
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噪音仪
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产品型号: |
TES-52TES-52 |
产品报价: |
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产品特点: |
◆ 测量范围:25~130db◆ 分辨率:0.1db◆ a&c加权◆ fast/slow动态特性◆ 60 db动态范围 |
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产品简介: 特点: ◆ 测量范围:25~130db ◆ 分辨率:0.1db ◆ a&c加权 ◆ fast/slow动态特性 ◆ 60 db动态范围 applicable stangdards | iec pub 60651 type2, ansi s1.4 type 2 | digital display | 4digital lcd, 0.1db resolution,up-dated every 0.5s | measurement level | 25~130db | measurement frequency range | 31.5hz to 8 khz | frequency weighting | a and c | time weight | fast and slow | microphone | 1/2 inch electret condenser microphone | measurement level range | 5 ranges in 10-db step:25~80db 30~90db 40~100db 50~100db 60~120db 70~130db | quasi-analong bar indicator | 1-db steps,60db display range ,up-dated every0.125s | display warning function overrange indicator underrange indicator | ov displayed at the upper limit un displayed at the lower limit | manual data memory capacity | 99 sets | analong ac/dc output | 2vrms (at full scale), 10mvdc/db | power supply | one 9v battery (006p to iec6f22) ac adapter | battery life | about 50 hours | weight | approx.310g | |
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