NWT系列掃頻儀說明書-中英文版

三、使用注意事項(xiàng)使用前清仔細(xì)閱讀使用說明書。NWT系列數(shù)字化虛擬掃頻儀為精密儀器，應(yīng)防振，防水，防腐蝕。不要隨意短接信號輸出端口，容易造成內(nèi)部零件損壞。在測試過程中，不要用烙鐵在被測器件中進(jìn)行焊接。Usethe

mattersneedingattention1theuseof

pre

readthemanual.2

NWTseriesdigital

virtualfrequencysweeper

for

precisioninstruments,

shouldbevibrationproof,

waterproof,

anti

corrosion.3

donot

shortcircuit

signaloutputport,

easytocauseinternal

damagetoparts.4

duringthetest,

donotuse

theiron

inthe

deviceundertest

forwelding.附錄1:回波損耗,反射系數(shù),電壓駐波比換算表Appendix1:

returnloss,

reflectioncoefficient,

voltagestanding

BobbiconversiontablesVSWR反射系數(shù)ρ反射損耗dBVSWR反射系數(shù)ρ反射損耗dB17.3910.891311.0580.0282318.7242.794321.0515.0251325.8480.707931.0458.0224334.4194.631041.0407.0200343.5008.562351.0382.0178353.0005.501261.0322.0158362.6146.446771.0287.0141372.3229.398181.0255.0126382.0999.354891.0227.0112391.9250.3162101.0202.0100401.7840.2818111.0180.0089411.6709.2512121.0160.0079421.5769.2239131.0143.0071431.4985.1995141.0127.0063441.4326.1778151.0113.0056451.3767.1585161.0101.0050461.3290.1413171.0090.0045471.2880.1259181.0080.0040481.2528.1122191.0071.0035491.2222.1000201.0063.0032501.1057.0891211.0057.0028511.1720.0794221.0050.0025521.1524.0706231.0045.0022531.1347.0631241.0040.0020541.1192.0562251.0036.0018551.1055.0501261.0032.0016561.0935.0447271.0028.0014571.0829.039