Warr Phalanx 14-String Guitar by Warr Guitars ( founded 1991 by Mark Warr). 14 Piëzo / 12 MIDI .Pudauk top. Curly Maple body core. Slightly figured Maple fingerboard. Maple / Pudak / Curly Maple knobs. Designed specifically for the "uncrossed" tunings.Bass side is tuned as a standard 6-string bass, and the guitar side is tuned an octave above, making touch-style playing easier for musicians accustomed to standard bass and guitar tunings. These guitars are often used for tapping like a tapstick.