Bugera_V55_Schematic电路图.pdf

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1、 Relais und Reverb sind in diesem Schematic nicht enthalten. Es fehlt ebenso die Erzeugung der +5 Volt, sowie die Switching-Matrix. Grau hinterlegt: Wert bzw. Schaltung fraglich. nderungen vorbehalten! Version 02.02 15.08.2013 1/1 Meyer Electrical Amplification - Stuttgart, Germany k, g3 a g1 g2 6L6

2、 GC f f 5 4 3 2 1 6 7 8 6 7 5 2 4 1 3 8 9 aI kI fm 12AX7A aII kII gII gI f f 7 8 3 VR9 20K-C Presence +34V +23V R45 1M R74 470 R41 1M R78 10K C23 22n C21 100n R39 4,7K C50 100n +457V TR2 blu 3 4 8 5 R63 470/2W 4 8 5 R62 470/2W R 4 6L6 GC brn +457V +460V 3 R 5 6L6 GC red R61 1,5K R42 220K R43 220K -B

3、 +A +B Triode/Pentode +454V +454V 6 1 2 +22V a C30 100n 47p C13 22 C20 100n Normal Bright R 1 12AX7A a Inputs +1,3V 1 3 2 +182V 1M-A Gain 6 7 8 +1,4V +185V R58 47K C31 VR2 10n C24 39p R53 470K R70 10K R35 1,5K R26 150K C29 47n C51 470p R59 100K Rel 1 C22 470p C57 47n R38 2,2M R54 1,5K C27 22 C14 1n

4、R25 150K 250K-A Clean VR1 C54 1nF R81 330K C56 100p C26 470p R40 470K +2,3V 1 3 2 +284V R34 470 R27 100K R49 470K C16 22 R60 10M VR7 VR5 VR6 250K-B Treble 1M-A Bass 25K-B Middle VR8 1M-A Master R48 1M C32 100p +15V Cx 220n R36 22K -15V Rx 22K Send Return +D +D +D 8 6 4 Boost Bugera Vintage 55 (V55)

5、50 Watt Guitar Combo / Head Schematic ohne Effect-Modul BDM2 FX T8 BC546B 6 +1,3V +200V C28 22 C43 1,5n R31 150K C15 47n R71 82K C49 680p 220p 22n C46 22n C47 R 2 12AX7A C48 +D 47/5W VR2 Chinch Measure Point -B C39 10/100 R65 12K Bias Supply red bk -42,5V R69 5,6K -E Power F 630mAT 0,1 275VAC NTC Ch

6、assis R46 100/2 R47 100/2 red red 5AF F2 C25 10n/1kV 6,5V R 4, R 5 yel Standby TR1 R56 390/5W +460V 4x 1N4007 yel C11 10n/1kV D8 D7 D6 D5 +455V C12 22/450 +340V+320V C10 22/450 R20 22K/5W R23 10K/5W C8 C9 1AF C6 100/350 2x 220/350 R29 220K R30 220K R21 220K R22 220K F1 +C+D+B+A C7 100/350 360V or or

7、 C19 10n/1kV D11 D9 D12 D10 1AF F3 1AF F4 1 2 3 V1 VO GND IC1 L7815CV C37 2200/35 C38 2200/35 C41 10/25 C40 10/25 D18 BZX85C15 470/2 R68 R73 1K R76 1K C65 100/35 LED 20V 20V vio D13 D14 D15 C36 100/63 C35 100/63 100/63 R67 5,6K R60 1M 3x 1N4007 -76,8V -51,4V -25,6V +25V +15V -15V-25V 5 9 4 5 9 4945

8、R 2 R 3 R 1 R24 +25V -25V 47/5W R28 20V -60V -E C34 4x 1N4007 +236V R32 100K C17 22n R44 1,5K +224V +340V R37 82K C18 R 3 12AX7A +C R57 470K R80 10K C53 10n VR4 C33 22n 10K-A Volume Rel 1 R64 220K R52 470K R51 150K 7 8 R50 1,5K Send Return Reverb 11 9 13 2 2 7 7 Speakers 16 or 8 wht 4 grn bk Impedance Selector RadioFans.CN 收音机爱 好者资料库