jet-city_jca50h_sch 电路图.pdf

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1、JCA50H Schematic Includes Bias SettingsJCA50H Schematic Includes Bias Settings 123456 A B C D 654321 D C B A Title NumberRevisionSize B Date:22-Feb-2010Sheetof File:D:DJCA100HPIUS?JCA100HPLUS AMP.DDBDrawnBy: V1 12AX7 V7 6L6 V2 12AX7 V3 12AX7 V4 12AX7 V5 12AX7 INPUT PHONEJACK STEREO SW J? PHONEJACK S

2、TEREO SW J? PHONEJACK STEREO SW T? TRANS5 VR1 TREBLEVR2 MASTER R52 470/3W C2 .02mf C4 .02mf C6 .02mf C5 .02mf C1 .02mf C3 .02mf V8 6L6 R53 470/3W ? ?! SPEAKER ?! ?! ? T? TRANS5 ? ? ? ? S? SWSPST S? SWSPST F? THERMALFUSE ? ? ? ? ?.? ?.? JCA50H? JCA50H VER_0100210 1:1 Lvpingtang JCA50H BLOCK DIAGRAM P

3、RE AMP POST AMP 2.Block Diagram - 2 - RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:22-Feb-2010Sheetof File:D:DJCA50H?JCA50H POWER.DdbDrawn By: FROMPREAMP A 1 6 27 8 3 V5 C13 .02mf C? 120P R10 82K R9 100K R8 1mf R7 470 R6 1mf R5 10k R4 4.7k C9 .1mf C8 .1mf VR2 25

4、K R3 39k R55 2.2K R53 2.2K R13 220K R14 220K R54 470/3W R52 470/3W PT V7 V8 OT 5A POWER L G N STANDBY V1V2V3V4V5 C10.02mf C11.02mf D5 D3D5 D1D2 R11 15k C5 22uf/100v C6 22uf/100v VR1 50K R18 10K R1 220K/2W R2 220K/2W C1 220UF/350V C2 220UF/350V 1A L1 C3 100UF/350V C4 100UF/350V C16 47UF/450V R12 10K/

5、2W V6V7V8V9 PILOT LAMP D4 D7 C7 1000UF/35V R15 100K/1W R16 75/2W FOOT SWITCH PRESENCE BIASS ADOUST SPEAKERS 16 OHMS 8 OHMS 4 OHMS 115deg 115deg ATO PHASE INVERTER U_JETCITY 100-PREAMP CIRCUITS JETCITY 100-PREAMP CIRCUITS.SchDoc JCA50H JCA50H AMP VER_0100212 Lvpingtang 1:1 JCA50H AMP(1:1) VT4 RELAY-D

6、PST VT1 RELAY-DPST S? SWSPST D? LED R? 68K/1W AC12V VCC VCC 3. Schematic Diagram - 3 - RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:22-Feb-2010Sheetof File:D:DJCA50H?JCA50H PRE.Ddb Drawn By: INPUT R47 68K R48 1M R49 1.8K R45 2.2KC32 1mF 6 1 8 3 72 V1 R46 220 R43

7、 100K C30 CL5 C29 0.2mF C31 22mF R44 15K R40 15K R34 2.2 R42 1M VR9 1M C28 250P C27 .001mF EFFECTS SEND C23120P C21 470P R41 1M R37 470K VR8 1M 6 1 8 3 72 V2 R39 100K R33 100K C22 .001mFC20 .02mF C24 .02mF R? 470k R38 1.8k R32 39k C25 22UF/450V C28 1nf VT1 VT3 VT1 VT2 R36 1M R32 2.2 R29 220K R30 330

8、K 6 1 8 3 72 V3 R28 220K A R28 1.8K R26 100K R25 2.2K C19 1mF C15 1mF EFFECTS RETURN 6 1 8 3 72 V4 R19 100K R21 2.2K R23 100K R22 1M R24 47K VR5 250K VR6 25K VR7 1M VR4 1M VR3 1M C14 470P C17 .02mF C18 .02mF TO PHASE INVERTER NORMAL PREAMPOVERDIRVE PREAMP TERBLEBASSNIDDLE NORMAL MASTER VOLUME OVERDRIVE MASTER VOLUME C33 47mF/50V C34 47UF/50V R51 0 JCA50H PRE(1:2) JCA50H JCA50H PREVER_0100212 1:1 Lvpingtang - 4 - RadioFans.CN 收音机爱 好者资料库