Kenwood-KSCSW-1-Service-Manual电路原理图.pdf

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1、 2005-8 PRINTED IN JAPANB53-0323-00 (N)1703TUNE UP SUB WOOFER SYSTEMKSC-SW1SERVICE MANUALRemote controller assy(A70-0417-08)Plastic cabinet assy(A02-2622-08)Bracket(J19-4271-08)Bracket(J19-4269-08)Cord with pinjack(E30-7095-05)Fastener(J69-0168-08)Cushion(G13-3064-08)DC cord(E30-7094-05)Clamper(J11-

2、0213-04)Screw set(N99-2192-08)6mGND: 1.5mOther: 6m0.5mThis product uses Lead Free solder.KSC-SW12A B C D E1234567PC BOARD (FOIL SIDE VIEW)W118W119W113W117C3R161L625191012RR162C50C51C52C53C54R3R50R51R52R53R54R58 R59R64R201R20316R202W116W120W1211278142187R60R61 R62R63R65 R66W53W52C20 L1VR1VR2J4D5D16CN

3、2CN1WH1S1P1P2J1J3J2X09 B/3X09 C/3X09-5880-00Ref. No. AddressIC1 6GIC2 7GIC100 5GIC101 5GIC102 5HIC103 6HIC104 7HIC105 4IQ1 3FQ2 3GQ3 3GQ4 3GQ5 3GQ6 2GQ7 2GQ9 3GQ10 4GQ11 3GQ12 4GQ100 5GQ101 6HQ102 3HQ103 2HQ104 2HQ105 6HQ106 4GQ107 3GRefer to the schematic diagram for thevalues of resistors and capa

4、citors.KSC-SW13JIHGF1234567W100W108W109C11C16C17W105W104W106W110W101W102W107C130C132C133R8R16R31R36R40R41R55R57R107R110R112R122R135C142R138R150W112C5C6C7C10C22C23C107C111C116C118C127R5R6R7R9R10R11R17R20R21R22R23R24 R25R26R27R28R29R30R32R33R34R35R37R38R39R42R43R44R56R100R101R102R103R104W122R106R108R1

5、09R111R113R114R115R116R117R118R119R120R121R123R124R125R126R127R128R129R130R131R132R133 C141R136R137R139R140R144R146 R147R148R149R151R152R153R155R159R158R157R154R70R69R68C55R156272126871151278412W4 W6W1W9W7W8W3W55W123W28C33W12W125 W124W17W19W10W11W26W29W37W35W47W33W46W39W41W23W21W44W32W45W36W27W42W38

6、W25C29C31C102W24W20W31W13W2W5C110W16W18W43W15W22W14W34W40C1C4C8C9C12C13C14C15C21C24C25C28C30C100C101C103C104C105C106C60C108C109C112C113C114C115C117C119C120C121C123C124C125C126C134C135R1R2R12R13R14R15C139C140C137C136C59C58W48C57C56W51W50C32C27C26C13117 814 1 147 81 84 51485548184 51 1485C128BEBEEBBEB

7、EBEBEBEBEBEBEBEBEBEBEBEBEBEBED1D3D13D100Q6Q10Q101Q104Q105D2D4D6D7D8D12D14D15D101D102D103D104D105D106D109Q2 Q3Q4Q7Q9Q100Q102Q103Q106D22D21Q12D110Q11D17Q107Q5D9D10D11D107D108Q1D111D20D19D112D18CN12CN11CN13E2E3E1E4CN14IC1IC2IC100IC101 IC102IC103IC104IC105AUDIO UNIT X09-5880-00 A/3 (J76-0089-21)KSC-SW14

8、A B C D E1234567J2D4D3CN1 CN11D1D2D100S1J3J4Q1CN2WH1CN12CN13Q5Q9D14D6Q2Q12Q10Q3D7D8Q4Q11IC1,2,103,104Q2-4,7,9-12,100,101,103,D9-11,18-20,107,108,D16D100-105D22D12,17D13,109D14D7,15,110D6,21D8D1,3,106D5D2,4Q6,104Q102,105Q5IC101,102IC105Q1IC100B30-1365-05:UDZS4.7BDA204U:UDZS6.8BUDZS5.6BUDZS5.1BUDZS9.1

9、B1SR154-4001SS133UDZS15B:2SD18632SC40812SA1576ALM1MA142WA-GLM1MA142WK-GRM10ZLFNFDTA124EUA:BA10358FE-TDA7575NJM2172V-ZBTE2:2SB1241:BA4560F:Q7Q6Q107D106Q102Q103D104D105Q104CN14RLINE INJ1LD5GAINLPFPHASED16D9D10D17D111D108D15D21 D22D20D112D13D110D12D18D19(2/2)A8V A5VA3V1/2VD107REMOTEPOWER/INPUTSPEAKER(1

10、/2)IC1(2/2)IC1(1/2)IC2(2/2)IC2Q100Q106D101D102D109Q105Q101IC103(2/2)(1/2)IC103D103IC104(1/2)IC104106,107111,112GND LINESIGNAL LINEB LINED1169P-CON1098657L-L+R-R+2143GNDGNDBUBU8811L-NCR+R-234234L+B567567AP-CONLED+BR-GNDPHASE786543217GND8654GAINLPFA3V321VCNTAEVOUTAOPOUTAOP-INAOP+INA1 32 54OP+INB14REFI

11、NEVOUTBOPOUTBOP-INB1213 10111 324 5 6R-GND5PHASEGAINLPFA3V2143LED+B6VR1PW-GNDPW-GND1BU234BU1234VCNTB V+7GNDVREF8STTBYSGND31 751194PWGND1TAB12MUTEOUT1-OUT1+NC5B IN1-VCC186IN1+1210211513 1917 2523 2722I2CENSVRDATAIN2-OHM1CDCK1614IN2+2018PWGND2OUT2+OUT2-NC23VCC2 TAB2A2624543OUT2-OUT2+NC21OUT1+OUT1-100R

12、58100R591KR3 0.1C32.2KR652.2KR66100R60100R61100R62100R63L+L-R-R+GND0.1C500.1C510.1C520.1C530.1C54100R51100R52100R53100R54100R644700u16C2018uHL1L-R-L+R+6432VR268KR2015.1KR203100R2022 43 63.3KR22R431.5KR4410u50C303.9KR20R23C22 3.3KR21100u25C2147u25C243.3K3.9K0.110KR254.7KR2633KR2733KR2810KR24C23 1000P

13、22KR2910KR30220u10C255.6KR311KR6822KR3422K100u25C3210u50C33100R32R3522KR363.3KR3822KR375.1KR39100R1550.47u50C1201u50C12347KR15630KR1481KR33330u16C26330u16C271KR69100u10C5610u50C60200R401KR55100u10C5747KR571.8KR421KR7022u50C28100u10C293.6KR56C311u505467100u10C58100u10C59680R410.47u50C1211000u16C1310.

14、47u50C124 1u50C134 33u35C1190.47u50C125R151 22010KR12710KR12910KR12810KR130100u25C126100u25C1350.01C12722KR1321KR1375.1KR1393.3KR13822KR13522KR1361KR1310.22C141 22KR1330.01C142OUT1+ OUT2-OUT1- OUT2+OUT1-OUT1+OUT2+OUT2-10KR14.7u16C1100u25C422PC6 10KR610KR7C1110u16C810KR1010KR1210u16C1210u16C1310u16C1

15、410u16C1510KR1310KR1410KR15220R1622PC101000PC16220R1710u16C913KR11321C55 100PR5 2KC5 0.01R153 10K85467C17 100PR8 10K1000P10KR9100PC784213567R144 10K10KR1031u50C10410u50C10315KR1040.1C1001u50C101220KR10710u50C1028 7 6 5VCCOUT2IN2-IN2+1 2 34OUT1 IN1- IN1+ VEE6.8KR10210KR10115KR108C13010KR100C10622u161

16、0KR1400.1C105100KR1061000PR116C116 47PR123 10KR1461K4.7KC128EVOUTAOPOUTAOP-INA VCNTAVCNTBOP+INA2100u101C108R1101u5010KR117 1.1KR111 100K43 5 61u507V+C109100u25OP-INBOP+INB14 13R14722K C137REFINEVOUTBOPOUTB12 11 10VREFGND891u5010u50C140 C13947KR15210KR12120KR120R119560R150R1220.47u50C1157620K 458C136

17、 1u50R118C111 47PR114 36K100K C114100u10R115200KR11347u25C11022KR11231K21C112 10u5022u16C1131001.3K1000PR1241.3KR1591001000PC132100u10C1171.3KR1542R1250.22C118381C133 R126100R+L+R-L-R-L-R+L+1KR1581KR157100R50R109 10K C107 47PA8V-1A8V-1A3VA3VA8V-2A8V-2A8V-2A8V-2A5VA5VA5V10KR230KR149+ + +IC101IC105(X0

18、9- ) (C/3)(X09- ) (B/3)IC100IC102(X09-5880-00) (A/3)KSC-SW122K22K22K22KX09-5880-00 (1/1)KSC-SW15Parts with the exploded numbers larger than 700 are not supplied.EXPLODED VIEW321BAABCDEFHJ4x6 (BLK)4x104x16 (BLK)3x83x10 (BLK)3x8 (BLK)3x14: N09-3823-05: N46-4006-43: N50-4010-44: N50-4016-43: N89-3008-4

19、8: N80-3010-43: N89-3008-43: N89-3014-48(X09-)(A/3)(X09-)(B/3)F13299881SP1SP21614RM1713111823212120DDDD730732EEHJJHF725725Bx2Dx2Ex4Ex2Ex2Ax3Ex4Cx2Cx2Cx2Cx2DC1KSC-SW16Indicates safety critical components. New partsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No.

20、ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.Ref. No.AddNewParts No. DescriptionDesti-nationRef. No.AddNewParts No. DescriptionDesti-nationPARTS LIST11B A02-2622-08 PLASTIC CABINET ASSY23 A02-2624-08 PLASTIC CABINET ASSY33B A29-0979-04 PANELRM1 1A A70-0417-08 REMOTE CONTROLLER ASS

21、Y- B61-1254-00 INSTRUCTION MANUAL72A E30-7095-05 CORD WITH PINJACK82B E36-0505-05 CONNECTING CORD92 E36-0506-05 CONNECTING CORDDC1 1A E30-7094-05 DC CORD11 2A G13-3064-08 CUSHION- H10-8474-08 POLYSTYRENE FOAMED FIXTURE- H12-4011-08 PACKING FIXTURE- H13-1950-08 CARTON BOARD- H25-2621-18 PROTECTION BA

22、G- H25-2622-08 PROTECTION BAG- H51-2155-08 ITEM CARTON CASE- H51-2156-08 ITEM CARTON CASE13 2A J11-0213-04 CLAMPER14 1A J19-4269-08 BRACKET16 1A J19-4271-08 BRACKET18 2A J69-0168-08 FASTENER20 2A K27-0215-04 KNOB (BUTTON)21 1A K29-0597-04 KNOB23 2A N99-2192-08 SCREW SETA2A N09-3823-05 TAPTITE SCREWB

23、3B N46-4006-43 PAN HEAD TAPPING SCREWC2 N50-4010-44 BINDING HEAD TAPPING SCREWD3B N50-4016-43 BINDING HEAD TAPPING SCREWE2BN89-3008-48 BINDING HEAD TAPTITE SCREWSP1 1B T10-1256-05 WOOFERSP2 1B T19-0088-05 PASSIVE RADIATORC1 CD04AX1C4R7M ELECTRO 4.7UF 16WVC3 CK73FB1H104K CHIP C 0.10UF KC4 CD04BJ1E101

24、M ELECTRO 100UF 25WVC5 CK73GB1H103K CHIP C 0.010UF KC6 CC73GCH1H220J CHIP C 22PF JC7 CC73GCH1H101J CHIP C 100PF JC8,9 CD04AX1C100M ELECTRO 10UF 16WVC10 CC73GCH1H220J CHIP C 22PF JC11 CC73GCH1H102J CHIP C 1000PF JC12-15 CD04AX1C100M ELECTRO 10UF 16WVC16 CC73GCH1H102J CHIP C 1000PF JC17 CC73GCH1H101J

25、CHIP C 100PF JC20 C90-5629-05 ELECTRO 4700UF 16WVC21 CD04BJ1E101M ELECTRO 100UF 25WVC22 CK73FB1H104K CHIP C 0.10UF KC23 CC73GCH1H102J CHIP C 1000PF JC24 CD04BJ1E470M ELECTRO 47UF 25WVKSC-SW1AUDIO UNIT (X09-5880-00)C25 CD04BJ1A221M ELECTRO 220UF 10WVC26,27 CD04BJ1C331M ELECTRO 330UF 16WVC28 CD04BJ1H2

26、20M ELECTRO 22UF 50WVC29 CD04BJ1A101M ELECTRO 100UF 10WVC30 CD04BJ1H100M ELECTRO 10UF 50WVC31 CD04BJ1H010M ELECTRO 1.0UF 50WVC32 CD04BJ1E101M ELECTRO 100UF 25WVC33 CD04BJ1H100M ELECTRO 10UF 50WVC50-54 CK73FB1H104K CHIP C 0.10UF KC55 CC73GCH1H101J CHIP C 100PF JC56-59 CD04BJ1A101M ELECTRO 100UF 10WVC

27、60 CD04BJ1H100M ELECTRO 10UF 50WVC100 CQ92FM1H104J MYLAR 0.10UF JC101 CD04BJ1H010M ELECTRO 1.0UF 50WVC102,103 CD04BJ1H100M ELECTRO 10UF 50WVC104 CD04BJ1H010M ELECTRO 1.0UF 50WVC105 CQ92FM1H104J MYLAR 0.10UF JC106 CD04AX1C220M ELECTRO 22UF 16WVC107 CC73GCH1H470J CHIP C 47PF JC108,109 CD04BJ1H010M ELE

28、CTRO 1.0UF 50WVC110 CD04BJ1E470M ELECTRO 47UF 25WVC111 CC73GCH1H470J CHIP C 47PF JC112 CD04BJ1H100M ELECTRO 10UF 50WVC113 CD04AX1C220M ELECTRO 22UF 16WVC114 CD04BJ1A101M ELECTRO 100UF 10WVC115 CD04AX1HR47M ELECTRO 0.47UF 50WVC116 CC73GCH1H470J CHIP C 47PF JC117 CD04BJ1A101M ELECTRO 100UF 10WVC118 CK

29、73GB1C224K CHIP C 0.22UF KC119 CD04BJ1V330M ELECTRO 33UF 35WVC120,121 C90-5620-05 ELECTRO 0.47UF 50WVC123 CD04BJ1H010M ELECTRO 1.0UF 50WVC124,125 CD04BJ1HR47M ELECTRO 0.47UF 50WVC126 CD04BJ1E101M ELECTRO 100UF 25WVC127 CK73GB1H103K CHIP C 0.010UF KC128 CD04BJ1A101M ELECTRO 100UF 10WVC130 CC73GCH1H10

30、2J CHIP C 1000PF JC131 CD04AY1C102M ELECTRO 1000UF 16WVC132,133 CC73GCH1H102J CHIP C 1000PF JC134 CD04BJ1H010M ELECTRO 1.0UF 50WVC135 CD04BJ1E101M ELECTRO 100UF 25WVC136 CD04BJ1H010M ELECTRO 1.0UF 50WVC137 CD04BJ1E101M ELECTRO 100UF 25WVC139 CD04BJ1H010M ELECTRO 1.0UF 50WVC140 CD04BJ1H100M ELECTRO 1

31、0UF 50WVC141 CK73GB1C224K CHIP C 0.22UF KC142 CK73GB1H103K CHIP C 0.010UF KCN1,2 E40-4233-05 FLAT CABLE CONNECTOR (8P)CN11,12 E40-4233-05 FLAT CABLE CONNECTOR (8P)CN13 E41-1011-05 PIN ASSY (4P)CN14 E41-1012-05 PIN ASSY (5P)J1 E63-0924-05 PIN JACK (2P)J2 E58-1015-05 RECTANGULAR RECEPTACLE (10P)J3 E58

32、-1014-05 RECTANGULAR RECEPTACLE (6P)KSC-SW17Indicates safety critical components.Ref. No.AddNewParts No. DescriptionDesti-nationRef. No.AddNewParts No. DescriptionDesti-nationPARTS LISTWH1 E39-0723-05 WIRING HARNESS (4P)L1 L33-1809-05 CHOKE COILF2BN80-3010-43 PAN HEAD TAPTITE SCREWG3A N83-2608-43 PA

33、N HEAD TAPTITE SCREWH2BN89-3008-43 BINDING HEAD TAPTITE SCREWJ2A N89-3014-48 BINDING HEAD TAPTITE SCREWR1,2 RD14BB2C103J RD 10K J 1/6WR3 RK73EB2E102J CHIP R 1.0K J 1/4WR5 RK73GB2A202J CHIP R 2.0K J 1/10WR6-9 RK73GH2A103D CHIP R 10K D 1/10WR10 RK73GB2A103J CHIP R 10K J 1/10WR11 RK73GB2A133J CHIP R 13

34、K J 1/10WR12-15 RD14BB2C103J RD 10K J 1/6WR16,17 RK73GB2A221J CHIP R 220 J 1/10WR20 RK73GB2A392J CHIP R 3.9K J 1/10WR21-23 RK73GB2A332J CHIP R 3.3K J 1/10WR24,25 RK73GB2A103J CHIP R 10K J 1/10WR26 RK73GB2A472J CHIP R 4.7K J 1/10WR27,28 RK73GB2A333J CHIP R 33K J 1/10WR29 RK73GB2A223J CHIP R 22K J 1/1

35、0WR30 RK73GB2A103J CHIP R 10K J 1/10WR31 RK73GB2A562J CHIP R 5.6K J 1/10WR32 RK73GB2A101J CHIP R 100 J 1/10WR33 RK73GB2A102J CHIP R 1.0K J 1/10WR34-37 RK73GB2A223J CHIP R 22K J 1/10WR38 RK73GB2A332J CHIP R 3.3K J 1/10WR39 RK73GB2A512J CHIP R 5.1K J 1/10WR40 RK73EB2E201J CHIP R 200 J 1/4WR41 RK73GB2A

36、681J CHIP R 680 J 1/10WR42 RK73GB2A182J CHIP R 1.8K J 1/10WR43 RK73GB2A392J CHIP R 3.9K J 1/10WR44 RK73GB2A152J CHIP R 1.5K J 1/10WR50-54 RK73EB2E101J CHIP R 100 J 1/4WR55 RK73GB2A102J CHIP R 1.0K J 1/10WR56 RK73GB2A362J CHIP R 3.6K J 1/10WR57 RK73GB2A473J CHIP R 47K J 1/10WR58,59 RK73EB2E101J CHIP

37、R 100 J 1/4WR60-63 RD14BB2C101J RD 100 J 1/6WR64 RK73EB2E101J CHIP R 100 J 1/4WR65,66 RD14BB2C222J RD 2.2K J 1/6WR68-70 RK73GB2A102J CHIP R 1.0K J 1/10WR100,101 RK73GB2A103J CHIP R 10K J 1/10WR102 RK73GB2A682J CHIP R 6.8K J 1/10WR103 RK73GB2A103J CHIP R 10K J 1/10WR104 RK73GB2A153J CHIP R 15K J 1/10

38、WR106 RK73GB2A104J CHIP R 100K J 1/10WR107 RK73GB2A224J CHIP R 220K J 1/10WR108 RK73GB2A153J CHIP R 15K J 1/10WR109,110 RK73GB2A103J CHIP R 10K J 1/10WR111 RK73GB2A104J CHIP R 100K J 1/10WR112 RK73GB2A223J CHIP R 22K J 1/10WR113 RK73GB2A102J CHIP R 1.0K J 1/10WR114 RK73GB2A363J CHIP R 36K J 1/10WR11

39、5 RK73GB2A204J CHIP R 200K J 1/10WR116 RK73GB2A104J CHIP R 100K J 1/10WR117 RK73GB2A112J CHIP R 1.1K J 1/10WR118 RK73GB2A101J CHIP R 100 J 1/10WR119 RK73GB2A103J CHIP R 10K J 1/10WR120 RK73GB2A203J CHIP R 20K J 1/10WR121 RK73GB2A472J CHIP R 4.7K J 1/10WR122 RK73GB2A203J CHIP R 20K J 1/10WR123 RK73GB

40、2A103J CHIP R 10K J 1/10WR124,125 RK73GB2A132J CHIP R 1.3K J 1/10WR126 RK73GB2A101J CHIP R 100 J 1/10WR127-130 RK73EB2E103J CHIP R 10K J 1/4WR131 RK73GB2A102J CHIP R 1.0K J 1/10WR132,133 RK73GB2A223J CHIP R 22K J 1/10WR135,136 RK73GB2A223J CHIP R 22K J 1/10WR137 RK73GB2A102J CHIP R 1.0K J 1/10WR138

41、RK73GB2A332J CHIP R 3.3K J 1/10WR139 RK73GB2A512J CHIP R 5.1K J 1/10WR140 RK73GB2A103J CHIP R 10K J 1/10WR144 RK73GB2A103J CHIP R 10K J 1/10WR146 RK73GB2A102J CHIP R 1.0K J 1/10WR147 RK73GB2A223J CHIP R 22K J 1/10WR148,149 RK73GB2A303J CHIP R 30K J 1/10WR150 RK73GB2A561J CHIP R 560 J 1/10WR151 RK73G

42、B2A221J CHIP R 220 J 1/10WR152 RK73GB2A473J CHIP R 47K J 1/10WR153 RK73GB2A103J CHIP R 10K J 1/10WR154 RK73GB2A132J CHIP R 1.3K J 1/10WR155 RK73GB2A101J CHIP R 100 J 1/10WR156 RK73GB2A473J CHIP R 47K J 1/10WR157,158 RK73GB2A102J CHIP R 1.0K J 1/10WR159 RK73GB2A101J CHIP R 100 J 1/10WR201 RK73GB2A683

43、J CHIP R 68K J 1/10WR202 RK73EB2E101J CHIP R 100 J 1/4WR203 RK73GB2A512J CHIP R 5.1K J 1/10WVR1 R31-0246-05 VARIABLE RESISTOR 10K CVR2 R31-0244-05 VARIABLE RESISTOR 10K X2 BW100-102 RK73EB2E000J CHIP R 0.0 J 1/4WW104 RK73EB2E000J CHIP R 0.0 J 1/4WW105 R92-1252-05 CHIP R 0 OHM J 1/16WW106,107 RK73EB2

44、E000J CHIP R 0.0 J 1/4WW108,109 R92-1252-05 CHIP R 0 OHM J 1/16WW110 RK73EB2E000J CHIP R 0.0 J 1/4WW112,113 RK73EB2E000J CHIP R 0.0 J 1/4WW116-125 RK73EB2E000J CHIP R 0.0 J 1/4WS1 S68-0900-05 PUSH SWITCH SPPH1D1 LM1MA142WK-G DIODED2 LM1MA142WA-G DIODED3 LM1MA142WK-G DIODED4 LM1MA142WA-G DIODED5 RM10

45、ZLFNF DIODED6 UDZS6.8B ZENER DIODED7 UDZS5.6B ZENER DIODED8 1SR154-400 DIODEAUDIO UNIT (X09-5880-00)KSC-SW1Indicates safety critical components.Ref. No.AddNewParts No. DescriptionDesti-nationRef. No.AddNewParts No. DescriptionDesti-nationPARTS LISTD9-11 1SS133 DIODED12 UDZS9.1B ZENER DIODED13 UDZS5.

46、1B ZENER DIODED14 UDZS15B ZENER DIODED15 UDZS5.6B ZENER DIODED16 B30-1365-05 LEDD17 UDZS9.1B ZENER DIODED18-20 1SS133 DIODED21 UDZS6.8B ZENER DIODED22 UDZS4.7B ZENER DIODED100-105 DA204U DIODED106 LM1MA142WK-G DIODED107,108 1SS133 DIODED109 UDZS5.1B ZENER DIODED110 UDZS5.6B ZENER DIODED111,112 1SS13

47、3 DIODEIC1,2 BA4560F ANALOGUE ICIC100 BA10358F ANALOGUE ICIC101,102 NJM2172V-ZBTE2 ANALOGUE ICIC103,104 BA4560F ANALOGUE ICIC105 E-TDA7575 ANALOGUE ICQ1 2SB1241 TRANSISTORQ2-4 2SC4081 TRANSISTORQ5 2SD1863 TRANSISTORQ6 2SA1576A TRANSISTORQ7 2SC4081 TRANSISTORQ9-12 2SC4081 TRANSISTORQ100,101 2SC4081 T

48、RANSISTORQ102 DTA124EUA TRANSISTORQ103 2SC4081 TRANSISTORQ104 2SA1576A TRANSISTORQ105 DTA124EUA TRANSISTORQ106,107 2SC4081 TRANSISTORAUDIO UNIT (X09-5880-00)SPECIFICATIONSAmplifier SectionMaximum power output . 150WRated power output . 75WFrequency response . 35120HzS/N ratio . 85dBHarmonic component distortion . 1%, 1kHzRated input levelRCA . 50mVSP .