JVM 2 Channel Block Diagram
CLEAN
SHAPE
CLEAN / CRUNCH
GAIN
V6:A
INPUT
OD / GAIN
V6:BV7:A
GAIN
CATHODE
FOLLOWER
V7:B V8:A
CLN / CR
TONE
OD
TONE
CRUNCH VOL
OD VOL
CATHODE
FOLLOWER
V8:B
+4 /
PARALLEL LOOP |
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| RECOVERY | |
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| V9:A | |
| MIX |
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CLEAN /
CRUNCH
REVERB
OVERDRIVE
REVERB
LEVEL
REVERB MIXER |
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V9:B | POWER AMP INSERT |
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| SERIES LOOP | BYPASS | ||
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| / SEND | / RETURN |
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GAIN STAGES
CLEAN GREEN : V6:A, V7:B
CRUNCH ORANGE : V6:A, V7:A GAIN OFF, V7:B
RED : V6:A, V7:A, GAIN ON, V7:B
OD GREEN : V6:A, V7:A GAIN ON, V7:B
MASTER 1
MASTER 2
RESONANCE
| SEND | RETURN FX LOOP | |||
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EMULATED |
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LINE OUT | OUTPUT VALVES (1 & 4 NOT USED IN 50W) | ||||
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PHASE SHIFTER |
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V5 |
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V3
V4
PRESENCE
SPEAKER
OUT
ORANGE : V6:A, V6:B, V7:A GAIN OFF, V7:B RED : V6:A, V6:B, V7:A GAIN ON, V7:B
VALVE CHART
V4 V3 V2 V1
V5
V9 V8 V7 V6
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