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1、2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB SchematicsPAGE 1 B-100R 11/11/05 04/24/06 C DR050353WFB WFB A B 4 CAUTION: ABCD Tolerance: Plot Time: Plot Date: E R01904 F 4 2 NOTES: 1 Checked: Drawn: Released: REVDate Sheet1of NONE 2 Date: 11/09/05 Appvd by 3 1 ABCDEF 2 Tue Apr
2、 25, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S243 BASS AMP SCHEMATIC First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s)Chgd ByDate 1) CAUTION: SHOCK HAZARD! Drawing Type: Schematic Drawing
3、Size: REDRAWN IN NEW FORMAT FIX ORIENTATION OF OC1, FIX VALUES, RE-CONNECT GND TRACE TOUCHING INTERNAL PARTS. Class Code: WFB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPL
4、AINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMAT
5、IC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. 11/11/05 04/24/06 C DR050353WFB WFB A B 4 CAUTION: ABCD Tolerance: Plot Time: Plot Date: E R01904 F 4 2 NOTES: 1 Checked: Drawn: Released: REVDate Sheet1of NONE 2 Date: 11/09/05 Appvd by 3 1 ABCDEF 2 Tue Apr 25, 2006 Drawing Title: 1901 Congressional, S
6、t. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S243 BASS AMP SCHEMATIC First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s)Chgd ByDate 1) CAUTION: SHOCK HAZARD! Drawing Type: Schematic Drawing Size: REDRAWN IN NEW FORMAT FIX ORIENTATION OF
7、 OC1, FIX VALUES, RE-CONNECT GND TRACE TOUCHING INTERNAL PARTS. Class Code: WFB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID
8、RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.
9、 J16 J15 J23 J17 J22 VIOLET BRN WHT -40V AC J16 J23 J20 J19 J14 BRN WHT BLK J14 J24 GRAY BLUE RTN J22 J24 GRAY BLU C AC VOLTS AC J16 J23 J20 J19 VOLTS J24 VIOLET BRN WHT BLK VIOLET AC +15VFUSE CLIP FC2A C3 .047 100V 1N914 75V PIV D3 +15V FUSE CLIP FC1A J11 J10 C6 100 pF 200V 1.5V P-P D4 1N914 75V PI
10、V RTN AC J20 J22 J23 J17 J16 J14 C8 1 J21 J5 .022 C11 R10 22K RTN AC J22 J14 6 5 7 TLO-74 IC1:B GRAY BLU BLU/WHT 4700 C34 .1 C36 100V R18 15K BLU/WHT 240V .1 C37 100V C-GNDB R65 620 3W C19 33 pF 200V C18 680 pF 100V C16 .033 C15 .22 C40 100 35V +16V C20 15 pF 200V 680 R26 -15V .047 100V C44 2.2 C12
11、R28 4.7K OPT1 1M OPT4 .1 +16V -15V C7 1 C4 1 J24 J19 J15 J12 10K R13 O C I O C I S2 ULTRA MID 10K R16 1N914 75V PIV D5 4700 C33 .1 100V C35 R69 220 2W 47K R25 R66 620 3W C13 .22 C17 .0047 100V 100 35V C39 9 10 8 IC1:C TLO-74 C22 1 OPT5 .01 100V BI-LEVEL D1 BLACK -16V +40V J9 F1 2-1/2 A NB C-GNDB 100
12、 pF 200V C2 R2 100K TIP SLVE_SW TIP_SW SLEEVE J1 0 dB R3 470K R1 22K FUSE 2.0A S.B. BLU/WHT 100V .0033 C31 250V J8 C5 .047 100V .022 C41 R12 470K O C I O C I ULTRA LOW S1 .022 C10 470K R4 22K R9R8 1K 2 3 1 IC1:A TLO-74 FUSE 1.6A S.B. VOLTS 230V 1N5353B 16V D22 R68 150 10 35V C43 R67 150 J18 CW P5 50
13、K L TREBLE CW P4 50K L HIGH MID R21 33K C21 1 C14 .22 R19 15K R17 680 2.0V P-P R31 1K 1N914 D7 75V PIV Q1 2N5210 R27 33K .047 C1 100V 1N914 D2 75V PIV TIP SLVE_SW TIP_SW SLEEVE J2 -15 dB .0033 250V C32 .68 OPTC1 250V C9 .0033 100V CW P1 50K RA GAIN 10K R11 220K R15 3.3K R14 R6 47K R7 1.5K R5 22K 10
14、35V C42 1N5353B 16V D21 R23 100KR24 47K J13 C38 .1 100V 1N914 75V PIV D6 CW P2 50K L BASS CW P3 50K L LOW MID 22K R20 R22 68K O C I O C I S3 ULTRA HIGH R30 2.2K R32 33K Q2 2N5210 R29 33K TIP SLVE_SW TIP_SW SLEEVE J3 FUSE 1.6A S.B. EXPORT WIRING D20 GBPC602 TEST POINTS: 20mVrms 1kHz INTO 0 db INPUT G
15、AIN, MASTER 10, TONES 5 4 OHM LOAD .45V P-P CW 10K A P6 MASTER RadioFans.CN 收音机爱 好者资料库 2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB SchematicsPAGE 2 B-100R 11/11/05 04/24/06 C DR050353WFB WFB A B 4 CAUTION: ABCD Tolerance: Plot Time: Plot Date: E R01904 F 4 2 NOTES: 1 Checked
16、: Drawn: Released: REVDate Sheet2of NONE 2 Date: 11/09/05 Appvd by 3 1 ABCDEF 2 Tue Apr 25, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S243 BASS AMP SCHEMATIC First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY
17、 TO Ecr(s)/Ecn(s)Chgd ByDate 1) CAUTION: SHOCK HAZARD! Drawing Type: Schematic Drawing Size: REDRAWN IN NEW FORMAT FIX ORIENTATION OF OC1, FIX VALUES, RE-CONNECT GND TRACE TOUCHING INTERNAL PARTS. Class Code: WFB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESIST
18、OR VALUES IN OHMS, 1/4W-5% TOL. AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAG
19、E. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. 11/11/05 04/24/06 C DR050353WFB WFB A B 4 CAUTION: ABCD Tolerance: Plot Time: Plot Date: E R01904 F 4 2 NOTES: 1 Checked: Drawn: Released: REVDate Sheet2of NONE 2 Dat
20、e: 11/09/05 Appvd by 3 1 ABCDEF 2 Tue Apr 25, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S243 BASS AMP SCHEMATIC First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s)Chgd ByDate 1) CAUTION: SHOCK
21、 HAZARD! Drawing Type: Schematic Drawing Size: REDRAWN IN NEW FORMAT FIX ORIENTATION OF OC1, FIX VALUES, RE-CONNECT GND TRACE TOUCHING INTERNAL PARTS. Class Code: WFB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. AND BE SURE PO
22、WER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT
23、PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. -20V-40V +40V C D19 1N914 75V PIV D17 1N914 75V PIV 10 C23 35V 13 12 14 TLO-74 IC1:D R39 10K R36 470 +16V R44 6.8K R46 470 15K R45 D14 1N914 75V PIV C28 .022 Q4 MPS-A56 C27 .022 Q3 MPS-A06 R54 1K 2W R52 220 R50 2
24、20 .001 100V C29 R55 .33 5W R56 .33 5W R35 220K R34 3.3K C24 100 pF 200V -16V 470 R37 OPT2 10K 40V P-P -6V DC MPS-A13 Q9 D10 1N914 75V PIV .001 100V C30 D9 1N5366B 39V R47 330 TIP-142 Q5 R57 .33 5W R58 .33 5W D18 1N914 75V PIV 10 35V C46 D16 1N914 75V PIV 1N746 D8 3.3V 33K R33 1N914 D13 75V PIV R48
25、470 1K R42 150K OPT3 CW 25K OPT8 +20V 2 3 1 IC2:A NE5532 45V P-P 6V DC TIP-147 Q8 1N914 75V PIV D15 -20V 100 35V C26 +20V 1N914 75V PIV D12 C25 100 35V Q6 TIP-142 J6 R59 470 VTL-5C7 OC1 R38 10K 1N914 D11 75V PIV R43 1K R40 12K 6.8K R41 6 5 7 IC2:B NE5532 R53 2.7K Q7 TIP-147 330 R64 R51 2.7K 1K 2W R4
26、9 820 R63 1W J7 SLVE_SW SLEEVE TIP_SW RING RING_SW TIP J4 HEADPHONE BIAS: AT TURN ON, VOLTAGE ACROSS R55,56,57 AND R58 IS BETWEEN 1 AND 10mV DC 40V P-P 5.5V P-P OUTPUT: OUTPUT IS 18Vrms AT LESS THAN 2% THD WITH AN INPUT OF 100mVrms RadioFans.CN 收音机爱 好者资料库 2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB SchematicsPAGE 3 B-100R RadioFans.CN 收音机爱 好者资料库 2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB SchematicsPAGE 4 B-100R
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