Hexinverter Électronique Module Repair

Professional Hexinverter Repair & Diagnostics in the USA

Precision Voltage Labs provides professional repair, diagnostics, and calibration services for Hexinverter Électronique Eurorack modules, DIY kits, and legacy synthesizer products. We support customers throughout the United States with reliable mail-in repair service for both current-production and discontinued Hexinverter products.

Hexinverter Électronique earned a reputation as one of the most innovative manufacturers in Eurorack, known for powerful analog drum synthesis, creative sound design tools, and unique approaches to modular synthesis. Products such as the Mutant Drum series, Mutant Brain, Mindphaser, and Jupiter series modules became highly respected throughout the modular synthesizer community for their sound quality, flexibility, and performance-oriented design. Following Hexinverter's closure, several flagship designs have continued production through collaborations with other manufacturers, helping preserve these influential modules for future generations.

Our repair process focuses on careful diagnostics, component-level troubleshooting, calibration verification, and long-term reliability. We have extensive experience servicing analog synthesizers, digital control systems, Eurorack modules, DIY builds, drum synthesis circuits, and mixed-signal electronics commonly found throughout the Hexinverter product line.

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Common Hexinverter Repairs

We regularly diagnose and repair issues including:

• Reverse polarity damage

• Power rail failures

• Calibration drift

• Audio output problems

• Distortion circuit failures

• Trigger and gate input faults

• MIDI communication failures

• Intermittent operation

• Startup and boot failures

• Physical connector damage

• Ribbon cable damage

• Faulty potentiometers and jacks

• PCB-level component failures

• DIY assembly faults

• Cold solder joints

• Mechanical stress damage

• Aging component failures

Many issues that initially appear catastrophic are often repairable with proper diagnostics and component-level repair techniques.

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Hexinverter Modules We Commonly Service

Mutant Drum Series

• Mutant Bassdrum

• Mutant BD9

• Mutant Snare

• Mutant Hihats

• Mutant Clap

• Mutant Rimshot

• Mutant Machine

• Mutant Hot Glue

Cyberpunk Series

• Mindphaser

• Red Dragon

• VCNO

Jupiter Series

• Jupiter Storm

• Galilean Moons

MIDI & Control Modules

• Mutant Brain

• MIDI-to-CV Systems

• Clock & Synchronization Modules

DIY & Legacy Products

• BatteryACID

• SympleSEQ

• VCNOIZ

• Legacy DIY PCB Projects

• Builder-Assembled Hexinverter Kits

• Discontinued Hexinverter Products

We also service DIY-built modules, discontinued products, and legacy Hexinverter systems that remain active in studios and performance systems throughout the world.

Diagnostics & Technical Repair Process

Modern Hexinverter modules often combine:

• precision analog circuitry

• analog percussion synthesis

• MIDI and CV conversion systems

• microcontroller-based control systems

• switching and linear power systems

• through-hole and surface-mount electronics

• control voltage processing architectures

• analog distortion and signal processing circuits

Symptoms do not always reveal the underlying failure. A module with no output, trigger issues, synchronization problems, or unstable operation may involve multiple subsystems including voltage regulation, calibration drift, timing circuits, analog signal paths, MIDI communication systems, or power-related faults.

At Precision Voltage Labs, repairs begin with detailed diagnostics to identify root-cause failures before unnecessary parts replacement occurs.

Repair and testing capabilities include:

• PCB-level diagnostics

• Surface-mount soldering and rework

• Through-hole repair and rework

• Oscilloscope-based signal tracing

• Voltage rail analysis

• Audio path troubleshooting

• Trigger and gate diagnostics

• MIDI troubleshooting

• Calibration verification

• Connector and mechanical repair

• Power supply diagnostics

All repairs are performed in an ESD-safe workspace using professional electronics diagnostic equipment.

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Support for Current and Legacy Hexinverter Products

Hexinverter modules continue to be highly sought after due to their distinctive sound, deep modulation capabilities, and unique approach to analog percussion synthesis. Modules such as the Mutant Drum series have become modern classics within Eurorack and remain widely used in performance and studio environments.

As modules age, controls wear, connectors become damaged, power-related faults occur, and calibration may drift. Professional repair support helps preserve these increasingly valuable instruments and maintain reliable long-term operation.

Precision Voltage Labs provides diagnostic and repair support for both current-production and discontinued Hexinverter products whenever repair is technically feasible.

Mail-In Repair Service

Precision Voltage Labs provides secure mail-in repair service throughout the United States.

Customers can contact us for:

• repair evaluation

• shipping instructions

• packaging guidance

• turnaround estimates

• diagnostic consultation

• DIY troubleshooting assistance

Modules should always be packaged carefully using anti-static protection and adequate padding during shipment.

Frequently Asked Questions

Do you repair discontinued Hexinverter modules?

Yes. We regularly service legacy and discontinued Hexinverter products depending on parts availability and overall repair condition.

Do you repair Mutant Drum modules?

Yes. We diagnose and repair many issues affecting Mutant Bassdrum, Mutant Snare, Mutant Hihats, Mutant Clap, Mutant Machine, and other modules throughout the Mutant series.

Do you repair Mindphaser modules?

Yes. We diagnose and repair many issues affecting Mindphaser oscillators, control systems, power circuits, and associated electronics.

Can DIY-built Hexinverter projects be repaired?

In many cases, yes. We frequently troubleshoot DIY assembly faults, soldering defects, incorrect component installation, and power-related damage.

Do you repair Mutant Brain MIDI-to-CV interfaces?

Yes. We diagnose and repair many issues involving MIDI communication, CV generation, synchronization systems, and related electronics.

Do you provide calibration services?

Yes. Calibration verification and adjustment are included where appropriate as part of the repair and testing process.

How do I request repair service?

Please contact us through our Contact page with:

• module model

• symptoms

• known damage history

• build history (if DIY)

• photos if available

We will provide next-step instructions and mail-in guidance.

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Independent Repair Service Notice

Precision Voltage Labs is an independent repair service provider and is not affiliated with or endorsed by Hexinverter Électronique, Erica Synths, or any related entity unless explicitly stated. All trademarks and product names remain the property of their respective owners.