Gear article

Hohner Pro Harp MS Harmonica

The Hohner Pro Harp MS is a professional-grade 10-hole diatonic harmonica featuring a distinctive black-coated finish and a modular design. Built around the Hohner Modular System (MS), it offers players the ability to swap components between different MS-series models for a custom playing experience.

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Overview

The Hohner Pro Harp MS is part of Hohner’s Modular System line, designed to provide a robust and customisable instrument for performing musicians. It is visually distinguished by its matte black lacquer-coated stainless steel covers, which provide a sleek aesthetic compared to traditional chrome models. The 'MS' designation signifies that all parts of the instrument—the comb, reed plates, and covers—are interchangeable with other Hohner MS models, such as the Blues Harp or Big River Harp.

Design and Construction

The Pro Harp utilizes an ABS plastic comb, which provides significant durability advantages over traditional pearwood combs. Unlike wood, the ABS material will not swell, warp, or crack when exposed to varying levels of humidity or moisture from the player's breath. The cover plates are designed without side vents, a feature intended to focus the sound forward toward the audience or a microphone. The internal reed plates are standard brass, offering a traditional response within a modern frame.

The Modular System (MS)

A primary feature of the Pro Harp is its modularity. Hohner developed the MS range to allow players to mix and match components. This enables specific customisation, such as:

  • Replacing the plastic comb with a wooden Blues Harp comb for a warmer tone.
  • Upgrading to an aluminium Meisterklasse comb for increased weight and brightness.
  • Swapping the covers for curved Big River versions to alter the ergonomics and grip.
  • Easily replacing worn reed plates without needing to purchase a completely new instrument.

Comparison and Suitability

Compared to other options in the market, such as the Fender Blues Deluxe, the Pro Harp offers a more specialised aesthetic and modular versatility. While the Fender Blues Deluxe provides a classic entry-point for beginners, the Hohner Pro Harp is positioned for players who require consistency in different climates and the ability to repair or modify their gear. It is particularly suited for rock and blues players who prefer a modern, focused sound and a dark, non-reflective appearance on stage.

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Frequently asked questions

What does MS stand for in the Hohner Pro Harp?
MS stands for Modular System. This is an integrated concept for Hohner harmonica design where all components including reed plates, combs, and covers are compatible and interchangeable across the MS product line.
What are the benefits of the ABS plastic comb?
The ABS comb is highly resistant to moisture. Unlike wooden combs, it will not swell, shrink, or crack, ensuring the harmonica remains airtight and playable regardless of humidity levels or how much you play.
Why does the Pro Harp have black cover plates?
The black lacquer coating provides a stylish, stealthy aesthetic that stands out from traditional chrome harmonicas. It also offers a specific tactile feel that some players prefer over polished metal.
How does the lack of side vents affect the sound?
The absence of side vents ensures that the sound is projected forward rather than escaping out the sides. This makes it easier to direct the tone into a microphone and can provide a more punchy, concentrated sound for the audience.
Can I put a wooden comb on this harmonica?
Yes, because it is part of the MS series, you can swap the stock ABS comb for a wooden one from a Hohner Blues Harp MS. This allows you to combine the Pro Harp's black covers with the tonal characteristics of wood.
Is the Hohner Pro Harp suitable for beginners?
Yes, it is a high-quality diatonic harmonica that is easy to play. Its durable construction makes it a good long-term investment for a beginner who wants an instrument that won't warp over time.
What key is this specific model tuned to?
This specific model is tuned to the key of Bb (B-flat). This is a common key used in blues and rock, particularly when playing in 'second position' to accompany songs in the key of F.
Can I replace the reed plates if they go out of tune?
Yes, one of the main advantages of the MS system is that replacement reed plates can be purchased separately. You can install them yourself using a screwdriver, extending the life of the instrument.
How does the Pro Harp compare to the Hohner Meisterklasse?
While both are MS models, the Pro Harp uses an ABS comb and black covers, whereas the Meisterklasse uses an aluminium comb. You can, however, install Meisterklasse components onto a Pro Harp frame if desired.
What is the typical price for a Hohner Pro Harp?
The Hohner Pro Harp MS typically retails for approximately £39. This price point reflects its status as a professional-grade instrument that is more durable than entry-level models.
Does the black coating on the covers affect the grip?
The matte black coating provides a different texture compared to smooth chrome. Many players find it offers a more secure grip, especially during long performances when hands may become sweaty.
Can I use Big River Harp covers on the Pro Harp?
Yes, you can swap the Pro Harp covers for Big River curved covers. This is a popular modification for players who prefer the ergonomic feel of the Big River's larger, more rounded shape.