Bryston 875B free download

File name Bryston 875B sch.pdf

1 2 3 4 5 6 7 8 9 10 E PGND POUT PWRIN +48V BUFFER INPUT DOA-68 PREO 10K RB14 49R9 RB3 10K CB1 47p RB5 15K RB6 100K VR1 150R 0R15 100R RP1 49K9 4K75 15K0 1K5 R7 475K ROF 49K9 RM1 C14 220p 100K R8 2K21 R12 470u/16V E WR1 + C3 R1 PR1 +24V A D7 914 C9 47p R6 Q3 200 R4 22R1 100R +24V B RB9 475R 10K0 QB5 200 CB4 914 JE182 QB7 47p R9 Q4 100 Q2 MJE15031 4004 10K0 J3 Q5 200 R3 C4 R2 Q1 MJL21193 D1 RT2 RT1 DB1 100 100 150R RB10 200 J1 200 CB3 100N DB3 68R RIN 1K0 CIN 100 220p WB1 CF2 TUNING LOOP RF2 1K000 100 4K75 D QB1 QB2 914 -IN RB2 10K0 33p -24V A RB12 R20 2K21 Q8 Q7 RMU 2K0 C13 100N Q6 JE172 D3 5K6 VR3 1 2 3 4 5 267R 1K0 R15 C5 470p R16 L2 2uH TP1 TP2 D BCS105 68R 914 QB3 QB4 914 +IN RB1 4K99 DB2 33p CB5 DB4 2200u/10v 914 RB13 R10 WR1 RL1 10R J2 COUT 100N + 1K5 C 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 PGND POUT CB2 RB4 RB7 RB8 1MEG 100K 15K 220p QB6 100 150R RB11 QB8 JE172 Q9 29K4 29K4 R31 R32 200 C17 22p C15 220p D8 914 4K75 Q10 100K 200 R21 RF1 14K70 CF1 47p 1K0 PGND MUTE PREO PWRIN -IN SGND +IN TEMP2 RLY+ RLYRLYB RLYA 470p -24V B SGND C11 Q11 100 220p Q12 200 267R R22 C6 R23 MJE15030 4004 10K0 10K0 Q13 475R R26 MJL21194 Q15 D2 RT3 RT4 RED GRN RLYLGND -33V SGND +33V MUTE +48V -48V C8 47p SGND 0R R11 R5 0R PR2 0R15 RLYA RLYB R14 0R 15K0 R24 R13 C10 R25 -24V A Q14 100 R28 100R 22R1 R29 47p LGND PGND -48V RLY- 470u/16V C7 MUTE RLY+ MUTE 12 SW1 R45 150K R44 150K R46 49K9 R47 49K9 U2D 13 TEMP 4011 11 D42 914 R43 1K21 1 2 U2A 4011 14 100R + R27 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 C T TEMP2 RLY67L080 3 D41 914 VR2 1K0 R42 604R R41 499R DP4 5248 RED LED's GRN 3 2 U1A BUFF TL084 1 R33 10K0 10K0 R34 R35 R36 10K0 C30 220p U1C 8 9 7 R37 10K0 R39 MUTE 4011 D40 914 10 5 6 U2B 4 +24V A 4011 7 U2C 6 5 10K0 U1B DP1 5239 DP2 5239 DP3 5248 +33V B DIFF TL084 10 9 COMP TL084 8 R40 1K0 C31 220N +24V B B 12 BUFF TL084 14 R38 100K 4 13 U1D 475R -24V A -24V B CM3 100N CM1 100N CM2 100N CP1 100N CP2 100N CP3 100N DM1 5239 DM2 5239 DM3 5248 CP4 100N -33V A 11531B4B 11531B4B 11531B4B 11531B4B 11531B4B REV 2 - CHANGES RB3 - CHANGE TO 10K RB4 - CHANGE TO 1MEG REMOVE DB3A IN BIAS CHAIN 11 Size : LTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4 PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CA A B Rev : R1 1 of 1 D.M. 10 Title : 875 LEFT CHANNEL R2 Sheet : Drawn : 1 2 3 4 5 6 7 8 File : Left channel R2.sch Date : 11-Sep-2003 9 1 2 3 4 5 6 7 8 9 10 E PGND POUT PWRIN +48V BUFFER INPUT DOA-68 PREO 10K RB14 49R9 RB3 CB1 47p 10K0 RB5 15K RB6 100K VR1 150R 0R15 100R RP1 49K9 4K75 15K0 1K5 R7 475K ROF 49K9 RM1 C14 220p 100K R8 2K21 R12 470u/16V E WR1 + C3 R1 PR1 +24V A D7 914 C9 47p R6 Q3 200 R4 22R1 100R +24V B RB9 475R 10K0 QB5 200 CB4 914 JE182 QB7 47p R9 Q4 100 Q2 MJE15031 4004 10K0 J3 Q5 200 R3 C4 R2 Q1 MJL21193 D1 RT2 RT1 DB1 100 1