, 1975 and. STC #SA999SW, inaccordanCe with.Midtoatt-Aviation, Inc. wiring diagram no. 02-344W011 Rev A. "CVR Mod (WD)", and . the manufacturer's - AVR-101 Airborne Voice-Recorder. SyttemjMaintenance Manual # 523- . 0757366-201114 2nd Revision1.5.Feb.' 196.8 and•Baker Electronics Manual # 23-50-08 Rev. .1 InStallation and Oper