REZACORE
Unlock the Full Voice of Your Guitar
Handcrafted acoustic enhancement systems designed to bring greater resonance, clarity, sustain, and depth to your instrument.
Engineered Resonance.
Elevated Performance.
Precision-crafted acoustic solutions for musicians who demand more.
The New Acoustic Experience
Rezacore is designed to enhance the natural voice of your guitar without electronics or permanent modification.
By improving resonance, projection, sustain, and harmonic response, Rezacore creates a richer, fuller sound that feels more immersive to both the player and the listener.
Acoustic Enhancement Systems
Three Systems. One Purpose. Pure Performance.
TRUMPET DIFFRACTOR
Series Starting at $179 CAD plus shipping and applicable taxes
Designed for parlour and classical guitars, the Rezacore Trumpet enhances clarity, resonance, and sustain while preserving your guitar’s natural tone.
Experience a fuller, warmer acoustic sound with improved projection and harmonic response.
Explore Trumpet ➙
TURN-DIAL DIFFRACTOR
Professional Series I starting at $189 CAD plus shipping and applicable taxes
Built for mini and small-bodied acoustic guitars, the Professional Series I delivers enhanced clarity, tonal balance, and dynamic response.
The adjustable soundboard extension dial allows players to fine-tune projection, resonance, and sustain for a richer playing experience.
Explore Professional Series I ➙
COMBINATION DIFFRACTOR
Professional Series II starting at $229 CAD plus shipping and applicable taxes
The Professional Series II combines the tonal enhancement of the Trumpet Series with the precision control of the extended soundboard dial.
Designed for players seeking maximum responsiveness, clarity, resonance, and sustain in one fully adjustable system.
Explore Professional Series II ➙
Hear the Difference
Every Rezacore system is handcrafted to enhance the natural character of your instrument while delivering greater clarity, resonance, and tonal depth.
Charly Siaba
Pro Artist
In this video, professional guitarist Charly Siaba showcases the natural tonal character of his acoustic guitar enhanced with Rezacore in a studio setting.
Recorded without an EQ or artificial processing, this performance highlights the pure resonance, clarity, and authentic voice of the instrument exactly as it is heard live.
Thank you from all of us at Team Rezacore.
Marlon Gibbons
Pro Artist
In this video, Marlon Gibbons shares his honest and heartfelt experience using Rezacore with his acoustic guitar in both studio and live performance settings over the past year.
Through his unfiltered perspective, you’ll hear how Rezacore has influenced the feel, response, and tonal character of his instrument throughout his musical journey.
Thank you from all of us at Team Rezacore.
How Rezacore Works
Designed to enhance the natural voice of your guitar without electronics or permanent modification.
Rezacore is designed to install securely within acoustic guitars without tools, drilling, adhesives, or permanent modification.
The system is engineered to improve tonal response, sustain, harmonic balance, and overall sound projection.
Each Rezacore system is designed for musicians seeking a richer, fuller, and more immersive acoustic experience.
Find the Right Rezacore for Your Guitar
Designed for different guitar body styles, tonal preferences, and playing experiences.
TRUMPET DIFFRACTOR
Series
Best for:
- Parlour guitars
- Classical guitars
- Players seeking warmth and projection
TURN-DIAL DIFFRACTOR
Professional Series I
Best for:
- Mini acoustics
- Small-bodied guitars
- Adjustable tonal response
COMBINATION DIFFRACTOR
Professional Series II
Best for:
- Players seeking maximum tonal control
- Enhanced responsiveness
- Fully adjustable acoustic performance