Learn the Mixolydian (b9) (b13) scale, also known as Phrygian Dominant, the 5th mode of the harmonic minor scale, by degree, and learn the sound and feel over chord changes. Guitar: Kanji TF Signature. Lehle P-Split High-Impedance Signal Splitter. Fender Pro Reverb (2). D’Addario Strings. Pickboy 1 mm TF Signature. BOSS RC-3 Loop Station.