Detail 01
Key of A
Straight harp plays in A. Cross harp (2nd position) puts you in E, the common blues and rock position.
Product detailSKU #1274115055921
Hohner590 Big River MS-Series Harmonica A
rockpop
1/4
Independent shopping perspective
The Korena take
Diatonic harmonica in the key of A with a plastic comb and replaceable reed plates. For players who want a repairable harp under $40.
Strong match
Who this is for
- Playing along with rock and pop songs written in A
- Jamming with guitarists in E, using cross harp
- Beginners who want one solid harp, not a toy
Consider the trade-offs
When to look elsewhere
- Players needing chromatic notes or key changes mid-song
- Anyone wanting a wood-comb harp's warmer, drier feel
- Songs in keys other than A or E
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
MS-Series build
Modular System parts are interchangeable across MS harps, so reed plates and covers swap between keys you own.
Detail 03
Replaceable reed plates
A blown-out reed means a new plate, not a new harmonica. Cuts long-term cost if you play hard.
Detail 04
Diatonic, 10 holes
Ten holes, one key. You bend notes to reach what is not in the layout, which takes practice.
Detail 05
Plastic comb
Will not swell or warp with moisture the way wood does. Easier to clean, slightly brighter attack.
Final check
Know before you order
- 01Sold as one harmonica in A only; other keys are separate purchases
- 02No case, cleaning cloth, or instruction booklet is guaranteed
- 03Check what key your bandmates play in before ordering A
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What key do I need for blues in E?
The key of A. In cross harp, or second position, an A harmonica plays in E. That is the most common blues setup with guitar.
02Can I play any song on this?
No. It is diatonic, so it covers one key well. Songs in other keys need a harmonica in that key.
03Can I replace a dead reed?
Yes. MS-Series reed plates are replaceable. You unscrew the covers and swap the plate rather than replacing the whole harmonica.
04Is this a good first harmonica?
Yes, if A is the key you need. It is a full-size ten-hole diatonic with serviceable parts, not a novelty harp.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
1 detailsPlayability
- Neck Shape
- D
