'68 Marshall 50W Lead Smallbox with a '68 Marshall 4X12 1982A with Silverbacks (typical of '68 same as Greenbacks) G12H30 55Hz T1281. Demonstration of circuit and tone! 7 different styles of music. Playing a '10 Gibson Les Paul Custom Black Beauty R7 and '73 Fender Stratocaster. Mics: 2xM160 BeyerDynamic.