Akai-DX59-tape-维修说明书手册含电器原理图

闊AKAI SERVICE MANUAL(ADDITIONAL)Use this additional service manual together with the previously published servicemanual for the AKAI GX-67 and DX-57 models.For schematic diagrams and PC Boards,please refer to those provided for the GX-67 and DX-57 models.STEREO CASSETTE DECKMODELGX-69MODELDX-59SPECIFICATIONSTrack System ...................4 track 2 channel StereoOutput Level/ImpedanceHeadsLine.....................388 mV/2 k ohmsGX-694444444Erase Head x 1Headphones................1.3 mw (8 ohms)LC-OFC SGX Head forS/N ratio.....57 dB(Measured viaMetalrecording x 1tape with peak recordingLC-OFC SGX Head forlevel)playback x 1Dolby B typeDX-59Erase Head x 1NR switch ON......Improves up to 5 dBat 1 kHzHard permalloy Head for10 dB above 5 kHzrecording x 1Dolby C typeHard permalloy Head forNR switch ON......Improves up to 15 dB at 500playback x 1Hz,20 dB at 1 kHz to 10 kHzMotorsElectronic speed controlledPower RequirementsAC 220 V-230 V,50Hz forDC motor for capstan x 1Europe except U.K.DC motor for reel drive x 1AC110V.120V,22V-240DC motor for tape eject/V,50/60 Hz Converible forloading x 1 (GX-69 only)other countriesWow Flutter0.045%WRMS)Power consumption.15W0.08%(DIN)Dimensions.…425WM×135(H)×51(D)Tape winding time ............80 sec.(C-60)mmFrequency responseWeightGX-69Normal......15 Hz to 18,000 Hz±3dBGX69…5.4kgCro2..15Hzto18.000Hz±3dBDX-59.5.3kgMetal..55185159*15Hzto21.000Hz±3dBDX-59Normal.…15Hzto17,000Hz±3dBCrO215Hzto17.000Hz±3dBStandard accessoriesMetal,…15Hzto20,000Hz±3dBConnection cords.x2Total harmonic distortion .1.0%(METAL tape)Remote control unit ...x 1Input sensitivity/ImpedanceDry batteries R6 (AA)size ............x 2Line70 mV/47 k ohmsOperetor's manual ..................x 10dBs0.775V*For improvement purposes,specifications and design are subject to change without notice.Dolby noise reduction and HX Pro headroom extension manufactured under license from Dolby Laboratoriesi censingCorporation.HX Pro originated by Bang Olufsen.*"DOLBY",the double-D symbol D and "HX Pro"are trademarks of Dolby Laboratories Licensing Corporatin