Ampeg_SVT-7_PRO_Preamp_Schematic电路图.pdf

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1、-15dB SWITCH MUTE SWITCH COMPRESSION ULTRA HI ULTRA LOW BASS TREBLE 3kHz1.6kHz800Hz450Hz 220Hz THRESHOLD GAIN MASTER VOLUME FX MIX Control SIGNAL INPUT Stereo MIX out TO MAIN BOARD J13 TO OUTPUT BOARD J5 EFFECTS SEND PRE-AMP OUTPUT POWER-AMP INPUT MIN MAX YOUNG 9.21.2009 SVT-7PRO PRE-AMP BOARD A00 A

2、PPROVALSDATE DRAWN: CHECKED: NP ENG: MATERIAL: MFG: MFG ENG: ISSUED: D SIZE DWG FILE: NONE SCALE: DWG. NO. SHEET 1 1OF REV. A TECHNOLOGIES INC. WOODINVILLE WA. USA 0032538-XX DATEREV. BY: DESCRIPTION REV:ECO/DSR 5.5:1 MIDRANGE A-15V A+15V GND TUNE_OUT PRE_EQ B300V GND +15V -15V POWER_LED GND AMP_IN

3、GND POST_EQ MUTE_FS FX_FS AUX_INL AUX_INR DGND TO OUTPUT BOARD J17 1/2 ECC 83S 1/2 ECC 83S PEAK/MUTE EFFECTS RETURN S_GND AMP_MUTE FREQ 3kHz 1.6kHz 800Hz 450Hz 220Hz 5.12.2009YOUNG RELEASE TO PROTOTYPE 100ECOCHN0694 5.13.2009YOUNG RELEASE TO PROTOTYPE 200ECOCHN0698 7.12.2009YOUNG RELEASE TO PROTOTYP

4、E 300ECOCHN0724 9.21.2009YOUNG RELEASE TO PRODUCTION A00ECOCHN0766 R139 100K R140 1M 1 2 3 Q19 J175 R143 100K R144 22.1K R145 100K 1/2W R146 100K R147 22.1K R148 1.5K 1/2W C90 0.1UF 400V R152 100 D34 LL4148 D36 LL4148 D38 LL4148 D46 LL4148 R156 100 0.25W R157 470K 0.25W R161 47K 1 3 2 P2 1MB R163 15

5、K 1W C96 6800PF 100V R166 470K 1/2W C97 0.1UF400V R184 221K R186 221K R188 100K R189 221K R192 182K R195 10K 1 3 2 P3 50K15A C104 0.022UF D50 LL4148 1 3 2 P4 50K15A 1 3 2 P5 50KB R203 4.7K 2W R204 10K 2W R205 10K 2W C119 10UF 450V C120 10UF 450V C121 10UF 450V C122 10UF C123 0.22UF C124 0.15UF C126

6、0.033UF C134100PF C140 100UF C143 100UF R268 22 2W R269 22 2W C144 100UF J21-1 J21-2 J21-3 J21-4 J21-5 J21-6 J21-7 J21-8 J21-9 J21-10 1 2 3 4 L10 IND_AUDIO H1 SCR H4 SCR H2 SCR H3 SCR D58 GLZ5.1B R59 22.1K R272 22.1K C29 1UF R20 39K R21 10K Q21 MMBT3904 Q29 MMBT3904 Q30 MMBT3904 1 2 3 D62 BAV99 1 2

7、3 D33 BAV99 R162 22.1K R151 470K 1 2 3 4 U13 VTL5C7 R158 470 R159 10K R160 1.5K R154 22.1K R142 1M R58 1K 0.25W C89 0.1UF 1 2 3 4 5 6 S1-A 7 8 9 10 11 12 S1-B R164 100 0.25W R165 100K C98 680PF 1 2 3 4 5 6 S2-A 7 8 9 10 11 12 S2-B C100 100PF C99 5600PF 50V C101 0.1UF R193 56K R194 1K C105 0.01UF R19

8、6 1K C106 0.068UF R198 4.75K R197 22.1K C103 0.22UF C107 0.1UF R199 22.1K C108 0.1UF R200 150K C109 470PF C110100PF 8 4 U12-C TL072ID 8 4 U14-C AZ4580M 8 4 U15-C TL072 8 4 U20-C AZ4580M 1 2 3 U12-A TL072ID 7 6 5 U12-B TL072ID 2 3 1 U14-A AZ4580M 6 5 7 U14-B AZ4580M 1 2 3 U15-A TL072 7 6 5 U15-B TL07

9、2 6 5 7 U30-B AZ4580M 6 5 7 U20-B AZ4580M 8 4 U24-C NE5532P 3 + 2 - 1 U24-A NE5532P 5 + 6 - 7 U24-B NE5532P R253 22.1K R251 22.1K C135100PF R256 10 0.25W R254 10 0.25W R242 6.8K C131 100PF 8 4 U25-C AZ4580M 2 3 1 U25-A AZ4580M R271 1K 0.25W C111 0.1UF C112 0.1UF C113 0.1UF C114 0.1UF C94 0.1UF C95 0

10、.1UF C117 0.1UF C118 0.1UF C115 0.1UF C116 0.1UF C92 0.1UF C93 0.1UF R244 100 0.25W R263 10 0.25W R264 10 0.25W R245 100 0.25W R206 1M R207 1M R208 1M R209 1M J27-1 J27-2 J27-3 J27-4 J27-5 J25-1 J25-2 J25-3 J25-4 J25-5 2 3 1 U19-A AZ4580M 8 4 U19-C AZ4580M D52 LL4148 - + 1 2 3 4 5 6 7 8 REL1 RELAYDP

11、DT12VDC2A R213 100 0.25W R17 820 R41 470 C31 0.68UF C32 0.68UF R201 6.8K R202 3.3K R141 100 0.25W R230 47K R252 47K C132 100PF R282 10K R281 10K D59 GLZ5.1B R185 3.3M R187 3.3M C198 0.1UF C199 0.1UF C204 0.1UF C205 0.1UF LED2 ORANGE LED1 GREEN C206 10UF C207 10UF R289 22.1K D66 LL4148 6 5 7 U33-B AZ

12、4580M 2 3 1 U33-A AZ4580M 8 4 U33-C AZ4580M C125 0.033UF 1 2 3P8-A 50KB 4 5 6 P8-B 50KB PCB PCB FAB FR4 DOUBLE 1 OZ 1.6MM SVT-7PRO PRE AMP BOARD 0032539-00 2 3 1 U20-A AZ4580M C2 10UF R6 100K 1 2 3 Q3 J175 LED3 RED 1 2 3 4 TS1-A 6 7 8 5 TS1-B R274 1M R273 1M Q1 MMBT3904 Q2 MMBT3904 R16 680 0.25W R1

13、10K R2 10K R3 470K R4 1M R5 221K C1 470PF L1 C3 100PF 50V C4 100PF C5 100PF J30-1 J30-2 J30-3 J30-4 J30-5 J30-6 C6 100PFL4 6 5 7 U25-B AZ4580M R7 10K C7 10UF R8 22.1K C8 100PF R9 100 0.25W 6 5 7 U19-B AZ4580M 2 3 1 U30-A AZ4580M 8 4 U30-C AZ4580M R10 10K R11 22.1K R12 10K C9 100PF R13 10K R14 10K C1

14、0 10UF C11 10UF 1 3 2 P7 50K15A C12 100PF 50V R15 10M R22 1M 1 2 3 4 5 6 J3 1 2 3 4 5 6 J4 C13 0.1UF C14 0.1UF 1 2 3 4 10 5 6 S4 J28-1 J28-2 J28-3 J28-4 J28-5 J29-1 J29-2 J29-3 J29-4 J29-5 J14-1 J14-2 J14-3 J14-4 J14-5 J14-6 J14-7 J14-8 J14-9 TUBE TUBE ECC83S 0031475 L2 L3 R179 470K 0.25W R180 100K

15、D49 LL4148 C16 10UF C17 10UF C18 10UF 1 3 2 P1 50K15A R18 150K 0.25W R19 470K 2 3 1 U1-A AZ4580M 6 5 7 U1-B AZ4580M 8 4 U1-C AZ4580M 1 2 3 D1 BAV99 C19 0.1UF C20 0.1UF R23 470K 0.25W R24 221K 1 2 3 D3 BAV99 R25 10K R26 10K C15 100PF C21 100PF V2V1V3V4V5V6V7V8 V9V10V11V12V13V14V15V16 V17V18V19V20V21V22V23V24 V25V26V27V28V29V30V31V32 V33V34V35V36V37V38V39V40 V41V42V43V44V45V46V47V48 V49V50V51V52 J1-1 J1-2 J1-3 J1-4 J1-5 J2-1 J2-2 J2-3 J2-4 J2-5 LEDHOLDER HOLDER LED D5.2MM BLACK NYLON 2034112 SCH SCHEMATIC PCB ASSY PRE AMP BOARD SVT-7PRO 0032538-XX 1 PEAK 1 PEAK 1 PEAK RadioFans.CN 收音机爱好者资料库