Carvin-C1644-pre-sch2维修电路原理图.pdf

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1、MICROPHONE CHANNEL MIC-PRE GAIN ERIC PETERSEN100 smt 1/4w100K smt 1/4w5.6K smt 1/4w5.6K smt 1/4w100 smt 1/4w22F 35V SMT10K smt 1/4w10K smt 1/4w10K smt 1/4w10K smt 1/4w10K smt 1/4w10K smt 1/4w22F 35V SMT22F 35V SMT22F 35V SMT10K smt 1/4w10K smt 1/4wGreen smallLINE GAIN MASTER INV-16dB minRed smallRed

2、 small82pF smtX48dB max16dB maxPFL CNTL75Hz cut82pF smtXPHAN SWMON 44dB minPHAN SW5.6K5.6K+15VDC+15VDC-15VDCINSERTMIC IN.022UPHANTPHANTMON4MON 1H11.AH11.DH11.EH11.CH11.FH11.BH11.GH11.HS10.APHANTS10.B1.51K1.51K2.21K2.21K.022U.047UA15.AA11.BA13.AA11.AA12.BA14.AA12.AR140R141LINEGAINC10K39PF39PF82PFPEAK

3、S11.AS15.AH1.AH1.DH1.ER137R138R130R139R136R135P9.BP9.AS16.BS16.AS15.BH1.CH1.FH1.B.01UH1.GH1.HMON1.047PHANR100MUTE3.3K100k3.3K2.2K68C121C120R117R121R111C111R127R118R143R142R106R114R113R115C110C112R145R128R129C114R102R108R116C116C900R900R1443.3KR921R925R119R105R101C103C104C117R104R103C101C102R107R110C

4、109C10682FR109C105C113C107C108560pR112560PR122R123C115C119R1201K4.74.7C122C12310KSIGLOWPAN50K50K50K220P50KPFLMID50KTAPTAP50KD1047k15N15P15P15N10K10K47K47K2.2K1K1K82p10KQC11KP5J3J2P4cwHIP2cwcwP7cwP1cw2222cwP3cwD2cwJ122D1!-+23+1+1+23+1+FadrD10K60m10P11cwzener 9.1V SMTZ11MID SWEEPP10.AP10.Bcwcw15C50Kx2

5、80-16441ERIC PETERSEN8 CHANNEL INPUT PCB12340 World Trade DriveSan Diego, CA 92128(858) 487-1600FAX 521-6032REVISED BY:APPROVED:DRAWN BY:DATE:DATE:ASSY.DATE:ARVINREV:REV:NO:PCBNO:CC1644 SERIES MIXER10K smt 1/4w10K smt 1/4w10K smt 1/4w10K smt 1/4wBUSS 1BUSS 2BUSS 3BUSS 4RIGHTR133R134R131R132S18.AS18.

6、BS19.AS19.BS17.AS17.BLEFTEFF 2EFF 1P8cwEFFP6cwMON2-3MON2MON310K22KR1462.2KQ1R14747KR148470K-15VDC-MUTE 1-MUTE 1D3MON4EFF 1H2.AH2.BH2.DMON1MON2H2.EH2.CMON3EFF 2H2.FMON4EFF 1H12.AH12.BH12.DMON1MON2H12.EH12.CMON3EFF 2H12.F10KRIGHTLEFTPFLBUSS 1BUSS 2BUSS 3BUSS 4H3.HH3.GH3.AH3.EH3.FH3.BH3.CH3.DRIGHTLEFTP

7、FLBUSS 1BUSS 2BUSS 3BUSS 4H13.HH13.GH13.AH13.EH13.FH13.BH13.CH13.DH2.GH2.HH12.GH12.HPFL CNTLPFL CNTLD GNDD GNDD GND04JUN01C222+C122+100Hz-5KHzMID SWEEP30-16441CA29AUG01120pFREFERENCE DESIGNATORS ARE IDENTIFIED BY THE FIRST DIGIT.CHANNEL 1 ARE THE 100S, IE: R102, C123CHANNEL 2 ARE THE 200S, IE: R202, C223CHANNEL 3 ARE THE 300S, IE: R302, C323CHANNEL 4 ARE THE 400S, IE: R402, C423CHANNEL 5 ARE THE 500S, IE: R502, C523RadioFans.CN 收音机爱 好者资料库