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Watts Tube Audio
Guitar tube amplifier parts
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Watts Tube Audio
Guitar tube amplifier parts
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Amp layouts
Fender schematic library
Marshall layout library
Valve Junior layout library
Amp schematics
Ampeg schematic library
Fender layout library
Supro schematic library
Handy amp builders info
Capacitor Conversion Chart
Circuit board color options
Circuit board terminal options
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Circuit board color options
From left to right: Blue, Brown, Red swirl, Natural & Black.
