Roadster
COMBO
TO MAINTAIN WARRANTY, USE MESA/BOOGIE TUBES WHEN REPLACEMENT IS NECESSARY
FOR CUSTOMER SUPPORT, PLEASE CALL 707-778-6565 MONDAY-THURSDAY 9-5 PST, OR EMAIL US AT INFO@MESABOOGIE.COM
POWER TUBESPREAMP TUBES
Matched Pair
Matched
Pair
6L6
V7
6L6
V9
6L6
V10
6L6
V8
5U4G 5U4G
TUBE REPLACEMENT
INPUT JACK
12AX7
V4
12AX7
V3
12AX7
V2
12AX7
V1
12AX7
V5
12AX7
V6
50 Watts = V9, V10
100 Watts = V7, V8, V9, V10
V1A- Input Stage
V1B- Second Gain Stage
V2A-3rd Gain Stage CH1/CH 2
V2B- 3rd Gain Stage CH3/CH 4
V3A- 4th Gain Stage CH 3/CH 4
V3B- 5th Gain Stage CH 3/CH 4
V4A- Reverb Return
V4B- Reverb Driver
V5A- FX Loop Send
V5B- FX Loop Return
V6A&B- Phase Inverter/Driver
FRONT OF CHASSIS
FAN
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