Accuphase-D9-riaa-sch维修电路原理图.pdf
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Accuphase-D9-riaa-sch维修电路原理图.pdf
LeftTermal couplingS1 MM-MCS3 MC LoadS5 Subsonic On/Off1,2 ON3,4 ONAll OFF1030100All ONMCAll OFF MMMM 36dB / 47KMC 62dB / LoadAll ONAll OFFONOFF25Hz / -12dB/OctAllways set SW for both channel to same postitionSame schematic for right channelPart naming left# + 1R1 Left becomes R2 Right1% tolerance5% tolerance1% toleranceMylar (Polyester) +/-5%Low ESRLow ESRKK160129-AD-90.0.1Accuphase AD-9 Reengineering from PCBLeft OutGNDANo official schematic!NO WARRANTY !2SK3712SK37124K47p220GNDR1GND2sc25472sc2547474n7+V75075095.3GND4702sc33291M2sc33291M2SC2547470-V21K+V4.02GND1M51143,210015nGND-V22u/2522u/251n51n5GNDPSG015GNDNJM458022010nGND56n4.22K360K18n1n546.4KNJM458068K15K22uGND0.68u68K15KGNDGND523100K220u/2522u/252SC2547333k3100220u/25GND220u/2522u/25333k3100220u/25GND2SA1085-V+VGNDA100nGND Con 32PolCon 32PolGNDRight OutQ1DSGQ3DSGD1R15C5R575KQ11Q9R17C9R11R9R31R19Q5R21Q7R23Q13R27R1318S1-127S1-236S1-345S1-4R29R7R25R53R3C818S3-136S3-3C3C2C31C3034U$11657IC1BR45C21C15R33R35C11C13R37657IC2B27S5-236S5-345S5-4R41R49C19C17R43R51R39R47C23C27Q15R57R59D5R55C25C24C28R60R58D2R56C26Q16C33RXRYCXCYX1-1X1-2X1-3X1-4X1-5X1-6X1-7X1-8X1-9X1-10X1-11X1-12X1-13X1-14X1-15X1-16X1-17X1-18X1-19X1-20X1-21X1-22X1-23X1-24X1-25X1-26X1-27X1-28X1-29X1-30X1-31X1-32D3+RadioFans.CN 收音机爱 好者资料库