频谱仪的简单操作使用方法

R3131AR3131AR3131AADVANTEST9K3GHzGSM,1.13M,26M2.RFVCO()3.TXVCOGSM:890M915M;DCS:17101785M4.5.()-1ABFREQSTARTBFREQSPANLEVELC1CAL(ABCDEFG-1)SHIFT()1-DHzENTER()ESHIFTSHIFT+CONFIG(PRESET)RECALLSHIFT+RECALL(SAVE)FGBWSWEEP,SWEEP(-2)(-2)[]1PowerOn230Shift+7calcalallCalibrating33FREQ902.4MSPAN=10MHzCENTER=902.4MHzREFLEVEL=15dBm10dBATT=20dB902.4M-5M=897.4M902.4M+5M=917.4MDATA4SpanMHz,KHz5LevelREF+dBm-dBm6LevelREFoffseton(dB)3dB3dB7BWRBWVBWRBW3dBVBW,GHz,MHzKHz8SweepSWPTimeAUTO/MNLsms9shift+RecallSaveItemSetupon/off110ENTERRAM/FD10recallENTER11PKSRCHMark62902.4Ma.FREQ902.4Mb.SPANGSM200KHz,SPAN1010MHz,4MHzc.LEVELGSM30dBm,30dBmd.902.4MHzBW(RBWVBW)SWEEPRBW300KHzVBW10KHzSWPTime1sRBW=100KHz,VBW=10KHz,SWPTime=2s-3-3