Mesa/Boogie LoneStar Amplifier Cooling Fan, Description of Tube Functions, 6L6 6L6 6L6 5U4

Models: LoneStar Amplifier

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LONESTAR TUBE TASK CHART

LONESTAR TUBE TASK CHART

V 1

A B

V 4

A B

6L6

 RCA Jacks for Reverb RCA Jacks for Reverb

NOTE: POWER TUBES ARE HOT ! BEFORE CHANGING TUBES TURN POWER SWITCH TO OFF AND LET COOL OR USE A RAG FOR PROTECTION.

COOLING FAN

V 2

A

B

V

3

V

5

A

B

 

 

A B

6L6 6L6 6L6 5U4

REAR OF CHASSIS - viewing chassis from its bottom side

Description of Tube Functions

V1 A = CH2 Drive Stage

V3 B = FX Loop Return

V1 B = Input Gain Stage

V4 A = Reverb Return

V2 A = 3rd Gain Stage

V4 B = Reverb Drive

V2 B = 2nd Gain Stage

V5 A = Phase inv/driver

V3 A = FX Loop Send

V5 B = Phase inv/driver

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Mesa/Boogie LoneStar Amplifier Cooling Fan, Description of Tube Functions, Lonestar Tube Task Chart, 6L6 6L6 6L6 5U4