Peavey Classic series classic 400 - Page 8

8
Flowchart
This flowchart illustrates signal flow within the unit. In order to thoroughly understand
the unit's functions, please study this diagram carefully.
Input
-10 dB Pad
Pre Gain Low Boost High Boost
Tube Stage 1/2 12AX7
Post Gain
Effects Loop Send
Effects Loop Return
Switch Logic
Preamp Out
Power Amp In
Power Amplifier (8) 6550s (2) 12AX7s (1) 12AT7 400 watts RMS Resonance and Presence
DDT Circuit Defeat Switch
Impedance Selector Switch
Parallel Speaker Jacks 4 or 8 ohms
Crunch Channel
Clean Channel
Tube Stage 1/2 12AX7
Tube Stage 1/2 12AX7
Tube Stage 1/2 12AX7
Mid Shift
Tube Stage 1/2 12AX7
Pre Gain
Tube Stage 1/2 12AX7
3-Band Passive EQ LOW - MID - HIGH
3-Band Passive EQ LOW - MID - HIGH
Low Boost High Boost Low Cut