产品介绍
TES-1357 Sound Level Meter
价 格：￥电议
型 号：
产品完善度：
生产地：其他访问量：190次
发布日期：2009/11/2 0:00:00
更新日期：1900/1/1 0:00:00
详细内容
specifications
| applicable standards | iec pub 651 type2 , ansi s1.4 type 2 |
| accuracy | +/- 1.5db (ref 94db @1khz) |
| digital display | 4 digital lcd |
| measurement level a weighting | 30db to 130db |
| measurement level c weighting | 35db ~ 130db |
| level range | 30-80db, 50-100db, 60-110db, 80-130db |
| measurement frequency range | 31.5 hz to 8khz |
| frequency weight | a and c |
| time weight | fast and slow |
| microphone | 1/2 inch electret condenser microphone |
| digital display | 4 digit lcd , 0.1db resolution, up-dated every 0.5s |
| quasi-analog bar indicator | 1-db steps, 50db display range, up-dated every 100ms |
| display warning function overrange indicator underrange indicator | displayed at the upper limit displayed at the lower limit |
| analong ac / dc output | 2vrms ( at full scale ) , 10mvdc / db |
| power supply | four 1.5v lr-6/aa size alkaline cell, ac adapter |
| battery life | about 20 hours |
| operating temperature , humidity | 5 ~ 40oc , 10 ~ 90% rh |
| dimensions | 265 (l)⊙72(w)⊙21(h)mm, ( 10.4" l⊙2.8" w⊙0.8" h ) |
| weight | approx. 310g |
| accessories | instruction manual , battery , carrying case , adjustment screwdriver , wind shield, 3.5f plug |
