GLX Balsam 8-Voice Modal Synthesizer First Look
North Carolina-based synth maker GLX Audio shared this preview of the Balsam 8-Voice Modal Synthesizer.
Balsam is designed to let you pitch bend and manipulate voices using an array of sliders. According to the company, “BALSAM encourages players to explore novel forms of harmonic, timbral, and rhythmic expression.”

Features:
- 8-voice virtual-analog polyphony (digital)
- Stereo analog state variable tone filter
- Stereo analog VCA
- Experimental slider interface
- 8-channel polyrhythm sequencer
- LFO + mod matrix + mod envelopes
- Slider-tracked / key-tracked modulation section
- Slider-tracked stereo panning
- Glide + viscosity w/ individual oscillator articulation
- MIDI polyphonic expression output
- USB-C midi in / out
- 5-pin MIDI in / out
- 5mm analog clock sync in / out
- Expression pedal input
- External audio input
- L/R line outs + headphone out
- Just and equal intonation modes
- Browser-based tuning / settings / firmware updater
Balsam is expected to be available in late Spring 2026, priced at $2249. You can sign up for updates at the site.























