Microrack: The Most Accessible Modular Synthesizer

by Little Music

What is Microrack

Microrack is a revolutionary approach to modular synthesis that aims to make this complex world accessible to everyone. This compact modular synthesizer places analog modules on a standard breadboard, allowing you to create patches using simple wires - making it both affordable and easy to understand.

What Makes Microrack Special

The core idea behind Microrack is simple yet brilliant: instead of expensive traditional modular cases and patch cables, everything is built on a breadboard using small wires for patching. This approach dramatically reduces costs while maintaining the authentic analog modular experience.

The system is highly portable, running on simple 5V Type C power banks, which means you can create music anywhere. Despite its compact size, it doesn't compromise on sound quality - the analog modules deliver that warm, authentic tone you'd expect from modular synthesis.

Microrack modular synthesizer setup Various Microrack modules showing the diversity of available sound sources and processors

Who Is It For?

Microrack targets a wide range of users:

Beginners who want to learn modular synthesis without the high barrier to entry. The breadboard format makes signal flow visually clear and easy to understand.

Experienced musicians looking for a portable sketching tool or a way to experiment with modular concepts on the go.

Electronics enthusiasts and DIY community members who appreciate the open-source nature and the ability to build and modify modules.

Educators who want to teach synthesis concepts in an affordable, hands-on way.

Modules and Pricing

Microrack offers a comprehensive range of modules covering all essential synthesis functions:

  • Sound sources: VCO, LFO, and noise generators
  • Sound shaping: Filters, VCA, and Low Pass Gates
  • Modulation: Envelope generators and sequencers
  • Effects: Delay, distortion, and compression
  • Utilities: Mixers, clock counters, and I/O modules

Microrack offers very affordable pricing compared to traditional modular systems. Starter kits begin at $39 for a DIY version, with the Synth Start Kit at $119 and Full Kit at $399, making experimentation much more accessible than traditional Eurorack systems.

Microrack modules collection Microrack modules arranged on a breadboard showing the unique patching approach

Availability

The Microrack Kickstarter campaign successfully completed in September 2024. According to the project timeline:

  • First backer orders will ship in July-August 2025
  • Pre-order and in-stock products will be available August-October 2025

Personal Experience

Having had hands-on time with Microrack, I can say that while it may look unconventional compared to traditional modular systems, it's surprisingly engaging and fun to use. The sound quality is impressive, even when played through a portable speaker.

What struck me most was how the breadboard format actually enhances the learning experience - you can see exactly where your signals are going, making it easier to understand modular concepts.

This seems like a genuinely ambitious project with strong potential. The open-source approach means we'll likely see both official modules from the Microrack team and community-created modules in the future. I'm particularly excited to see how creative people get with this format and what unique modules emerge from the community.

The combination of affordability, portability, and educational value makes Microrack a compelling entry point into modular synthesis, while still offering enough depth for experienced users to find it useful as a creative tool.