Alinco_DX-77_频率调制校准手册

ALIGNMENT(1)PA,FILTER Unit AlignmentPA,FILTER Unit Alignment PointsVREO2it称nconditionUNITad justProcedur日2503133*20Ne inputPAVR601Neasureeurrentbetwuer门Contaat withidlingUSB modeTP601 TP602 and adjust toNFB boardcurrentVR6D1 VR602100mA (Polarity written onMIN(FullyPCB).Short speeified padscountarafter adjusting.elockuise】2SC2004+2No inputPAP602Ground the eontaet to NFBrinadidlingUSB modeboard and measure current.P的2P61currentThen take it off from ground.adjust VR602 to get 30DnAore than when grounded.Roflected1.9000州zFILT501Adjust SG so that powerpGw称rInput SG to PAoutput is about 50W:AdjustREVdetestionTC501 for minimm REV power.