TM-521A_E_serv维修手册含电器原理图_VK5ZLR

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TM-521A_E_serv维修手册含电器原理图_VK5ZLR
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1200MHz FM TRANSCEIVERTM-521A/EKENWOODSERVICE MANUALC1988-3 PRINTED IN JAPANB51-3477-00(T)645Knob (MHz,M.IN.VFO/M)Metallic cabinet (Top)(K29-3058-041×3A01.1021-031Knob (VOL,SDL)Panel ass'y'(K29-3061-041×2IA20-1Knob IPOWER,LOW]K29-3061-04)×2554295.00055Knob (MAIN)K29-3060-04)】Knob ass'y (SHIFT)Microphone'Knob ass'y (TONET91-)K29-3069-04)K29-3070-04)Knob (REV)Knob ass'y (CTCSS)(K29-3065-04(K29-3068-04)Knob (SCAN)(k29-3067.04)*Refer to parts list on page 18.Supplied free by VK5ZLRPhoto is TM-521A.CONTENTSCIRCUIT DESCRIPTION.....2IF UNIT(X59-3140-00)..44SEMICONDUCTOR DATA.........13S0LUNT(X59-3150-00)..44DESCRIPTION OF ELEMENTS.......14MIC UNIT(X59-3160-00..44PARTS LIST....8V0 L UNIT(X59-3170-00).…44EXPLODED VIEW.........33APC UNIT(X59-3130-00)44PACKING34FINAL UNIT(X45-3200-00.45DISASSEMBLY FOR REPAIR...35CONTROL UNIT (X53-3160-XX).......................46LEVEL DIAGRAM......37TX-RX UNIT (X57-3240-XX)..........................4BLOCK DIAGRAM.38SCHEMATIC DIAGRAM............49ADJUsTMENT.39TERMINAL FUNCTIONS.53PC BOARD VIEWSTSU-5 (CTCSS UNIT)...54VC0UNIt(X58-3350-11)..43SPECIFICATIONS...........Back coverAFC UNIT(X59-3410-00).44Downloaded byRadioAmateur.EU
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