"THIS TRAINER WILL BE ONE OF A GROUP WHICH TOGETHER WILL BE DESIGNATED THE ""F-111-1 MTU"" (MOBILE TRAINING UNIT), THE MTU WILL PROVIDE COMPLETE MAINTENANCE TRAINING FOR THE F-111 AIRCRAFT; MAJOR COMPONENTS: SCANNER UNIT, GRYOGENIC UNIT, DECISION CIRCUITRY UNIT AND CONTROL INDICATOR UNIT; UNIT MEASUREMENT: 96 INL, 36 IN W, 60 IN H; MFG NAME: TRAINER COUNTERMEASURES RECEIVER SET,AIRCRAFT"