At MAMUAl »•-! Ground Observers’ Guide DEPARTMENT OF THE AIR FORCE Foreword Contents THE ROLE YOU PLAY THE AIR DEFENSE SYSTEM THE ORGANIZATIONAL SET-UP ADMINISTRATION OF THE OBSERVATION POST AIRCRAFT IDENTIFICATION * SlAQU-Mfllortd AircroFt * BI-Molor«d Aircraft ' Mulli-Matorad Aircraft ' SingU'Jal Aircraft ■ Multi-Jat Aircraft OPERATIONAL INSTRUCTIONS the role you pUiy the air defeiise system . , . . administration of the observation post . . . aircraft identfication ItecogAiiing lir^toct is piss like lecogpuiag jet, E*ch dtii hu bcoi forthcr divided loro groups ifc TJico you Urdj know • penou, espedilly if you In eppeuimce, dius. wkhiii d>c bi-Buxoiea den. i iaftequently. you h**e lo kxik uesr closdy to mowced bomben hive been grouped logethet. n him. Often you ein'i do k even then. Hooenr. bj-nwKised tnnspom hive been pooped logclher. qwn pokuble dm «Jr« pociice. fou cm bccooc qukc p cc j&j cui tc k. fM ntr DSC cbe fcOosnAf ovcrtU differcadsdoe is s first guide. Tbe sou»d ot iso^acnreil MpUites is oonully scody 10 fre^ucocy (pcrA) sod idsaedy suody to lorensity. T>>e soDod of bi-soorared isiplsocs is usuaUy suody io frcqueocy best swyiog in inrensky. in sddnson, there is s sort of beoi ooic (rhrabbiiu) e6cn. nis best aoie, if yonc esss sre sbtply SRiiACd for ic. osy ilso help you discinguish bctocess s bi-osocoeed supleoc sod tvo siogle-iaoroeed urplsoes lyisig logechet. In ouM-sdococ stiplsocs, this bc« ooce b ec e sn s es e son of steody drooe of cefsiivdy high HStcMuy. Out ooly sutenocored skplsoe — the B>)6 - hti ^distiosonli cucr you bccocie Eundm w«h k. TW miabcr of piopulsaoo wm oq cbc uiplinc. By ( lod u ci^ twognuibic if yOB ire bmUm wkb muy propubioo units dre RECOGNtTION FEATURES