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D R9 220K V1.A 1 2 3 R8 1.5K C11 10 9 L1.B 13 C14 560PF
CHANNEL 2
190V C12 .0033 400V D D R14 220K R12 47K V2.B 6 7 8 R10 4.7K C16 300V .0047 400V 2 D1 1N4745 D3 1N4745 D2 1N4745 D4 1N4745 3 R13 1K 1
DRIVE
cw P5 5A500K C13 250pF
R15 47K C18 cw .047 400V V2.A P7 B1MEG C19 .0047 R16 22K C21 .0022 cw
R18
R11 220K 300V
S6 TREB
P9 B100K 8 C22 .01 CH2 CH1 6
ON: 2.1 VDC OFF: 9 VDC
100K
BASS MID
P8 25A25K
C20 .022
+3V RELAY L1.A 4 2 16
B4
9
L2.B N/U
11 D5
11
INPUT
J1 G1 FERRITE BEAD R1 2.2M D R3 220K V1.B 6 7 8 R2 1.5K
cw
P6 B100K
VOLUME 2
CHANNEL 1
190V C2 .01 R4 150K cw C4 .001 C5 .033 C6 120PF
D R7 220K
C47 2200µF 6V
+ D10
D11
C9 R44 .047 400V R49 100K
400V
VOLUME 1
190V 6 V3.B 7 9dB 10K R6 1.5K 8
DC FILIMENTS FOR V1,V2 C46 2200µF 6V + +
D6
D7
cw
BASS
C1 10 P2 B1MEG
R5 100K
cw
TREB
P4 B1MEG P1 B100K
100 1% 4,5 C45 2200µF 6V R45 9 100 1%
D8
D9
C8 10
MID
P3 25A25K cw
C7 .01
V6 C34 STOPS OSCILLATION ON TOP WAVE WITH SPKR LOAD. D C34 300V V5.B 6 7 R30 100K R33 22K C35 .047 R31 C D 560 R32 100K 3 2 V5.A 1 8 C36 .047 400V R37 220K R35 100K R29 220K 280V H2A-1 2 R60 56K H2B-1 R61 56K 3
7 9
30-77503 2/2 RETURN
J3 H1B-3 H1A-3 C25 .047 R26 1M
C33 .001 400V
56PF
V3.A 2 3 R28 2.2K
1
V7 3 2 7 9
B1
B4
C26 82PF R50 1MEG 6 R20 2.2M 8 R19 220 V4.B 7 R21 47K 1W
C
B5
R27 22K C31 .0022 400V cw
REVERB
70-00927 QC1 QC3
R25 220K 190V V4.A 1 2 3 R24 1.5K
R36 100K R38 220K C37 .047 400V
V8 2 R64 56K H2B-2 R65 56K 3
7 9
P10 B100K
250V C28 .047 400V
REVERB
R57 4.7K C50 .0022
R34 22K
H2A-2
QC2
QC4
300V
V9 3 2 7 9
C30 10
GND C27 10 R22 2.2M
C29 .0022
R23 220K
C38
47/63V + QC37
QC6B H3A-3 SET P11 FOR 75mA ACROSS STANDBY P11 R39 3.9K C cw 20K
BIAS ADJ
D12 1N4007 R40 100K C39 .047/600V QC6A
445V 415V 385V R41 4.7K C41 1W 22 500V R42 2.2K C42 1W 22 500V R43 350 C43 10W 22 500V 455V C44 22 500V
FOOTSWITCH FS22
RING H10-1 S10 D
CHANNEL
SLEEVE H10-2
C40 22 500V
D13 TIP H10-3 S11
D14
REVERB
1N40071N4007 D15 D16
1N40071N4007 QC5 GNDA QC6 GNDB
B5
30-77501
H1A-1
30-77503 1/2
H1B-1
SEND
J2
B1
H1A-2 R17 22K L2.B 13 +3V RELAY L2.A 4 H1B-2
8 6
30-77505 PRESENCE 1
FUNCTION CH1 CH1 CH2 CH2 INPUT 8mV 18mV 20mV .3mV 18mV 20mV
GAIN / OUTPUT
FREQ. 1K 1K 1K 1K 1K 1K SPEAKER OUTPUT 15VAC 8 40VAC 8 -EL34 52 VAC 8 - N/L DRIVE STARTS TO CLIP 15VAC 8 NO LOAD -15dB @ 100 Hz -14.2dB @ 100Hz TONE ALL FULL ALL FULL ALL CENTER
2 16
H8B-1 H8B-2
cw
P21 A25K
H5-2
REVERB REC. 4.6VAC
LAMP
H5-1
30-77507
H8A-1 C70 .01 R70 1K
H8A-2
REVERB DRIVE CH1 HI FREQ RISE CH1 VOL @ 2 CH1 PRESENCE
WITH 15VAC 8 N/L ALL TONE FULL: 26dB
(VOL1 @ 2)
4/5
V3,V4,V5 12AX7 TUBE FILAMENTS
R46 10 1/2W
H3A-2
H3B-2
26dB RISE FROM 1K TO 10K ALL TONE FULL 40dB RISE FROM 1K TO 10K MIDS OFF - BASS TREBLE FULL 9.5dB @ 10K 2.2K IN SERIES WITH .01 FEEDBACK
H3A-1 H3A-4
H3B-1 H3B-4 R71 10K
9
H7A-1
H7A-2
H6-1
H6-2
S6 CLOSED=CH2 OPEN=CH1 H7B-1 H7B-2 CABINET VOICED
B3
R62 350 5W R63 350 5W
B2
CHANNEL SWITCH
C72 .0047
R72 470K
LINE OUT
J4
30-77508
D20 Not Used OUTPUT TRANSFORMER T2 QC31 BLU 16 8 QC32 RED 4 WHT YEL GRN QC51 WHT QC52 YEL QC53 GRN S1
R73 22K
Production Assembly Revision History
(H1)1. Change H3 to a 4 pin Header ribbon.
2. All PCB wire to get Spade Connects. 3. Remove all unused parts.
IMPEDANCE
16 8 4
SPK1 SPK2 5. ADDED AS SECONDARY OPERATION. 4. 3. 2. 1. ALL OPEN GROUNDS ARE A ,EXEPT AS NOTED. ALL DIODES ARE TYPE 1N4003, EXCEPT AS NOTED. ALL CAPACITORS IN MICROFARADS, EXCEPT AS NOTED. ALL RESISTORS ARE 1/4W, EXCEPT AS NOTED.
QC33
BRN
0 15-02066
BLK
QC54 BLK
R66 350 5W
D21 Not Used
R67 350 5W
NOTES UNLESS OTHERWISE SPECIFIED. FOOTSWITCH
J5 TIP PRO BLEM BIAS SETS OK FOR POWER TUBES BUT EL84 TUBE FILAMENTS 5 QC13B CAN'T GET ANY SIGNEL FROM V5 TO V6-V9 QC36 5.9A 3.2VAC SQUARE WAVE OSCILLATOR AT SPKR OUT H2B1&2 H3B-3 QC55 GND NO AMP FEEDBACK - EXTREME GAIN SELECT SWITCH DOES NOT WORKNO VOLTAGE ON RELAY QC13A H3A1 TO 4 H3B 1 TO 4 PIN 1&2 REVERSED PIN 1 REVERSED OR SOLDER BRIDGE INSPECTION FOR H2A1&2 H2B1&2 SOLDER BRIDGE SOLDER BRIDGE
4
B2
V6-V9
QC35
5.9A
3.2VAC
B3
STAND BY
QC14 C48 .047 600V S7
CARVIN
T1 RED BLK PL1 N E (240V) RED GRN ORG L INTERNAL FUSE 3A SLOW BLOW 5mm x 20mm S8 DRAWN BY: Y/RD B/W
12340 WORLD TRADE DR. SAN DIEGO, CA 92128 (619) 487-1600 FAX 487-6629
QC7 350 VAC
VINTAGE 50
ALL TUBE GUITAR AMP
DATE:
R47 0.56 FUSE LINK R48
QC8
C. McEUEN
APPROVED: DATE:
2FEB94
QC9
350 VAC
0.56 FUSE LINK
POWER
OFF O/W
PCB NO: ASSY. NO: REVISED BY:
30-77501 80-77501
C. McEUEN
REV:
E1 H1
5DEC97
REV:
GRN
DATE:
15-10640