TwinDiatonic SWITCH-HARP - Tech Video 1: Assembly and General Optimisation
TwinDiatonic SWITCH-HARP - Tech Video 2: Tuning Compensation
Make Your Own SWITCH-HARP! - Brendan Power Shows How
MiniChrom Twin Diatonic demonstration by Boris Plotnikov
TWIN-DIATONIC HARPS Part 1 - Octaharp, TremoloHarp, & OctaHarp Selectable
The OctaHarp Selectable: Fine-tuning for Pure Octaves
Mitch Weiss plays the TwinDiatonic MiniChrom - Video 3 (Tasty!)
Make Your Own OCTA-HARP! - Brendan Power Shows How
TWIN-DIATONIC HARMONICAS - Quick Assembly Demonstration!
Mitch Weiss plays the MiniChrom Prototype - Video 2
Harp switching - Madcat Ruth
MiniChrom Prototype, played by Mitch Weiss
The TWIN-HARMONICA SYSTEM, invented by Brendan Power
The OctaHarp Selectable - Blues Harp & Octave Harmonica in One!
How to use the SEYDEL De-Riveting Pliers for changing harmonica reeds
X-Reed MB30 Info 1: How it Works, & The Active Reeds
Diatonic PowerCombs - 3D Printed, Personalised, Valve-Pockets and... the LookDot !
mitchweiss
The Flatness Tool™ and Reed Plate Claws™
New ExtraBend Harp from X-Reed Harmonicas, with Z1 Comb!