Vox Pathfinder 15 guitar amplifier demo (Alternative Guitar Riff #1 by Bill Bard)

Bill B. playing alternative style music. Drop D tuning. the following chords are played using all 6 strings (1st portion) and the bottom 5 strings (2nd portion). Chords are: (first portion) 2nd fret high E string and 4th fret D string. Then, slide this same structure up to the 5th fret and 7th fret and back to the 5th fret (kinda fast). (Second portion) is 3rd fret A string and 5th fret G string. Then move this same structure to the 5th fret, then 7 fret and so on and down to the 15 fret with a string bend. (3rd portion) is C chord without the ring finger and then slide to the 3rd fret. Lastly, adding the lick on the D, A, and E strings.