Ampeg_BA115_(07S338)_Schematics电路图.pdf

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1、DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD!

2、2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 S

3、ignatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Tolerance: Released: REVDateDESCRIPTION E A 08/04/05 1 OK CONTROL ISSUE 0 02/08/06 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) Fir

4、st Used On: ST. LOUIS MUSIC, INC Date: 08/04/05 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd by F 07S338 2 SCHEMATIC -BASS AMP Date 4 3 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNI

5、T CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND

6、 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Tolerance: Re

7、leased: REVDateDESCRIPTION E A 08/04/05 1 OK CONTROL ISSUE 0 02/08/06 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 08/04/05 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd by F 2 SCHEMATIC -BASS AMP Date 4 3 U348 4 4 U5 U4 4 4

8、4 4 8 8 8 8 4 IN_A TO J24 IN +40V RefDes -16V +16V B+ +16V TO J23 TO J28 1 2 3 J25 FUSE CLIP FC1 5 100 250V C53 100K R69 FC2 FUSE CLIP 1K 1/2W 1% R76 C54 22 35V OUT 1 2 3 4 J23 22.1K 1/2W 1% R80 5 V1:B 9-PIN -16V 1N914 D13 OUT J8 J18 470K 1/4W R81 C55 .1 400V H J9 C34 2.2 R51 2.2K J26 J27 J22 C23 .0

9、33 4.7K R40 C29 .015 R52 22K .047 C35 100V R55 47K C32 .001 100V 2200 16V C52 C28 .22 R45 47K R48 22K R54 22K R75 1 B+ R30 22K C24 .22 22K R38 22K R36 47K R53 TO J25 .1 C38 100V .1 C19 100V R68 270 5W 1N4007 D15 R74 1 1/2W 5% FP 100 35V C40 100 35V C39 D16 1N4007 C48 450V 10 C49 10 450V D17 1N4007 2

10、.2 C45 IC1 IC2 10 C51 450V PAGE_NEXT 1 2 3 4 J24 TIP SLVE_SW TIP_SW SLEEVE J1 0 db TIP SLVE_SW TIP_SW SLEEVE J2 -15 db R70 22K 33.2K 1/2W 1% R78 6.81K 1/2W 1% R79 4 220K R60 J7 R63 4.7K C36 1 J20 J19 .047 C33 100V 47K R47 -40V 22K R37 R66 270 5W 2 3 1 IC4:A TLO-72 D1 RED .047 C21 100V .047 C18 100V

11、IN_A H +16V -16V F1 2-1/2 A NB 1M 1/2W 1% R72 OUT_A 47.5K 1/2W 1% R77 R71 47K ON BREAK-OFF BOARD 100 pF C47 200V IN J11 J12 J15 .0033 C1 250V .0033 C3 250V J16 OUT_A R46 22K R64 2.2K CW 50K RA VOLUME P1 R67 10K R57 22K 1N914 D10 R58 47K D21 1N4002 100V PIV BR1 GBPC602 4700 C6 C22 .033 6 5 7 IC4:B TL

12、O-72 C25 .22 C26 .22 16V 1N5353B D12 D11 1N5353B 16V D14 1N4007 1M R73 R32 1K 100K R29 Power Table 4 4 9-PIN V1:A J6 J13 J14 J17 C41 100 pF 200V 2 3 1 IC5:A TLO-72 6 5 7 IC5:B TLO-72 R56 47K C30 .0047 100V D20 D18 D19 1 2 3 J28 4700 C14 R27 47K 100K R39 C27 .22 450V 10 C50 R1 2.2K 1/2W .047 C43 100V

13、 J10 CCW 3 4 5 CW CMN STYLE S1 RadioFans.CN 收音机爱 好者资料库 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEF

14、ORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT

15、 EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Tolerance: Released: REVDateDESCRIPTION E A 08/04/05 2 OK CONTROL ISSUE 0 02/08/06 INITIAL ISSUE C of

16、Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 08/04/05 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd by F 07S338 2 SCHEMATIC -BASS AMP Date 4 3 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK O

17、F ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.

18、3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY

19、 TO Drawing Size: Drawing Type: Schematic Tolerance: Released: REVDateDESCRIPTION E A 08/04/05 2 OK CONTROL ISSUE 0 02/08/06 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 08/04/05 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd

20、by F 2 SCHEMATIC -BASS AMP Date 4 3 PAGE_NEXT C16 .0022 100V R13 100K R12 100K 22K R21 47K R24 2 3 1 IC2:A TLO-72 6 5 7 IC2:B TLO-72 R20 100K R10 22K R8 1K +40V R15 22K C4 22 C5 22 R2 270 R3 270 1N914 D4 47 R26 6 5 7 IC3:B NE5532 R4 1K 220 R9 SPKR_GND C20 1 MPS-A06 Q3 35V 10 C31 -40V 220 R31 220 R35

21、 220 R41 Q4 MJE-340 220 R34 -40V D9 1N4744 15V D8 15V 1N4744 3.3 1W R28 D7 15V 1N4744 C15 .022 R18 1K C8 56 pF 200V 22K R17 C11 10 35V 3.3K 1/2W R7 6 5 7 IC1:B TLO-72 22K R16 33 pF 200V C12 1N914 D3D5 1N914 1 C44 1 3 2 J5 BALANCED LINE OUT 330 pF C13 100V R59 1M 3.3K 1/2W R6 R19 33K 820 1W R5 Q1 MJE

22、-350 +40V .1 R61 3W D6 1N4744 15V .1 C17 100V ASSY P/N 07-338-01 CW P5 50K L LOW C9 10 35V 2 3 1 TLO-72 IC1:A 47K R23 S D G Q6 J112 1N914 D2 .047 C2 100V 1K R22 33 pF C10 200V -16V -40V -16V G D S IRFP-140R Q5 1K R42 R49 47 1K R43 SEE NOTE.CW AP1 BIAS ADJ 500 G D S IRFP-9140R Q2 1K R50 47 R33 +16V N

23、OTE: BIAS SETTING AS FOLLOWS; SET AP1 BIAS ADJUST CONTROL FOR 5mV ACROSS R61 WITH NO SIGNAL APPLIED, NO LOAD. R L CD INPUT J3 CW P3 50K L HIGH CW P4 50K L MID R14 100K OC1 VTL-5C7 2 3 1 NE5532 IC3:A R25 10K SLVE_SW SLEEVE TIP_SW RING RING_SW TIP J4 HEADPHONE 4.7K R44 2 1 J21 CW 20K RA MASTER P2 RadioFans.CN 收音机爱 好者资料库