Roberts-Rambler-(Service-Manual维修手册含电器原理图)

THE ROBERTSBY APPOINTMENTTO HER MAJESTY THE QUEENRAMBLERRADIO MANUFACTURERSRORERTS NADIO CO.LTD.MW LW Transistor PortableTechnical DataSPECIFICATIONDISMANTLINGSEMICONDUCTORS1.Remove screws securing fibre strips at either end of8 transistorscase.1 diodeWAVEBAND COVERAGE2.Ease complete chassis out from top of case bendingMW184-555 metres(1630-540kHz)the fibre strips in slightly to avoid handle studs.LW1130-2000 metres(267-150kHz)3.When replacing chassis.care should be taken to avoidPOWER OUTPUTdamaging board components on speaker magnet.450 mW nominal.continuous sinewaveLOUDSPEAKER85 mm (3.5")round,12 ohms impedanceBATTERY9 V PP9 (VT9)typePINNICKS RAD:O TELCIS:CN CO.LTD.,289,ALCESTER ROAD SOUTH,BIRMINGHAM,14.