Bela Gem

Posted by Jason Kridner on 2026-02-09T11:28:16-05:00

Categories: Complete, Electronics and Programming, Music, PocketBeagle 2

Change how you create with sensors and sound

The Bela Gem series comprises two boards: Gem Stereo and Gem Multi, both designed to transform the PocketBeagle 2 single-board computer into a powerful platform for real-time audio and sensor processing. Whether you’re an engineer, maker, educator, or researcher, these open-source systems provide the tools needed to create innovative audio projects with minimal setup and configuration.

Key Capabilities

  • Ultra-low latency audio — sub-millisecond performance, 24-bit / 96 kHz.
  • Rich sensor & audio I/O — analog, digital, GPIO, I²C/Qwiic, USB host.
  • Scalable hardware — Stereo for compact projects, Multi for multi-channel and installation-scale systems.
  • Open & accessible — powered by the Bela IDE, examples, and open-source tools.

Two Models – Stereo & Multi

Model Description
Gem Stereo A compact board with high-quality stereo audio I/O and full sensor expansion. Ideal for mobile instruments, prototypes, and small interactive systems.
Gem Multi A larger variant with 10-in/10-out audio (including 8 DC-coupled outputs). Built for spatial audio, research tools, and multi-sensor installations.

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