Hohner DIATONIC 580/20 MS MEISTERKLASSE 10 HOLES BB SIB

Meisterklasse MS: Hohner Excellence in the Modular System

Hohner is one of the essential historic brands in harmonica. In addition to classic "Richter" diatonics, the brand has developed models designed for specific techniques and aesthetics. The MS (Modular System) series follows this logic: an integrated manufacturing concept where elements are designed to be interchangeable within the range, allowing you to customize the instrument to your preferences and playing style.
Within the MS family, the Meisterklasse holds a special place: it is the premium model, sought after for its comfort, finish, and response. Stage musicians particularly appreciate it for the ease of executing fast runs in the high register while maintaining clear articulation.

For Which Musicians and Styles?

The Hohner Meisterklasse MS is aimed at intermediate to advanced harmonica players who want a high-end diatonic instrument that is responsive and stable. Its Bb (B flat) key is especially useful for blues, rock, folk, and country, as well as for jazz and brass/section contexts where Bb is common.
Thanks to the Richter tuning, you get immediate familiarity for chords, rhythmic playing, and blues-typical expression. It is also well suited for bending techniques to achieve missing chromatic notes and the characteristic "wailing" intonation.

Sound and Design

The sound character of the Meisterklasse MS is often described as clear, bright, and very defined. Projection remains precise, with excellent attack clarity, which helps maintain clean phrasing at high tempo. The 1.05-millimeter brass reeds contribute to a crisp response and good stability, while the anodized aluminum body provides a solid feel and a pleasant mouth contact.
The ergonomic chrome covers (without side openings) promote direct and even sound emission, with an enhanced sense of control. The whole design ensures good airtightness and comfortable playability across all 10 holes, while maintaining an elegant and durable look.

Diatonic or Chromatic?

The Meisterklasse MS is a diatonic harmonica. A diatonic is centered on a given key (here Bb ) and naturally facilitates chord playing by blowing and drawing. It also allows blues-typical expression through reed interaction (blow/draw) and bending. In contrast, a chromatic harmonica provides access to all notes (often via a slide), making it particularly versatile for jazz or classical music. If you are looking for grain, chords, and "roots" expressiveness, this diatonic is an excellent choice.

Recommended Compatible Accessories

To preserve your harmonica long-term, a microfiber cloth (for wiping after playing) and good maintenance habits (drying, storing in a dry place) are the most effective daily care. Gentle and regular cleaning helps maintain stable response and good airtightness.

Technical specifications

Tone	Bb	Color	Grey
Number of holes	10.0000

Type	Diatonic	Plates	brass, 1.05 mm thick
Tuning	Richter	Covers	chrome-plated, ergonomic, with no side openings
Number of reeds	20	Length	10.5 cm
Key	Bb / B-flat	Blow, holes 1 to 10	Bb3, D4, F4, Bb4, D5, F5, Bb5, D6, F6, Bb6
Mouthpiece coating	Aluminium	Draw, holes 1 to 10	C4, F4, A4, C5, Eb5, G5, A5, C6, Eb6, G6