Cherry Audio’s Crumar DS2 softsynth lands with a thud—equal parts retro obscurity and modern muscle. Nu-Trix The Synth Guy, always up for a deep-dive into the weird and wonderful, takes us through a guided tour that’s as much about sonic potential as it is about interface quirks. If you like your synths with a dash of history and a heap of tweakability, this one’s for you. Expect dual engines, modulation madness, and a jam that’ll make your headphones sweat. Don’t expect hand-holding—Nu-Trix keeps it brisk, nerdy, and straight to the point.

1. April 2026
SPARKY
Nu-Trix The Synth Guy Unleashes the Cherry Audio Crumar DS2: Retro Rave Weapon or Just Odd?
Obscure Italian, Modern Mayhem
Cherry Audio’s Crumar DS2 is not your average softsynth. Nu-Trix The Synth Guy kicks things off by celebrating Cherry Audio’s knack for reviving synths you’ve never heard of—or could never afford. The DS2 is a digital resurrection of a vintage Italian oddball, and it’s clear from the start that this isn’t just another retro cash-in.
What’s immediately obvious is the blend of old-school charm and new-school control. The interface mirrors the original hardware closely, but with a healthy injection of features that never existed on the crusty original. If you’re after something that feels both familiar and refreshingly weird, this synth might just be your new sonic street weapon.

"One thing that I love about Cherry Audio is it makes us discover synthesizers that either we didn't know of or we can't just get your hands on because it costs too much."
© Screenshot/Quote: Nu Trix (YouTube)
Synth vs Poly: Double Trouble

"So it's basically two synthesizers into the same box."
© Screenshot/Quote: Nu Trix (YouTube)
Nu-Trix dives into the DS2’s dual-engine setup—one classic synth, one polyphonic beast. You can run them solo, layer them, or split them across the keyboard, making for a playground of sound design options. The synth section brings the usual suspects: two oscillators, three LFOs, a filter, and envelopes. The poly section, meanwhile, is a simpler affair but can be stacked or split for creative layering.
What’s clever is how these engines interact. You can blend, split, or stack them, and the routing is dead simple. This isn’t just a gimmick; it’s a genuine expansion of what the original could do. If you want to go from glassy pads to punchy basslines without breaking a sweat, the DS2’s got your back.
Modulation Matrix & Arp: Chaos Unleashed
Here’s where things get spicy. The DS2’s modulation options are deep but not overwhelming—think three LFOs that can double as envelopes, plus a modulation matrix that lets you twist things up fast. Nu-Trix demonstrates pulse width tricks, oscillator sync, and how to stack envelopes for evolving textures. You can get classic or go off the rails with rhythmic modulation that’s anything but polite.
The arpeggiator is no afterthought either. It’s flexible, letting you target synth, poly, or both, with modes for random, leap, and more. Add in multi-voice and unison modes, and you’re suddenly in toaster-fight territory—voices panning, detuning, and generally causing a ruckus. If you’re after static presets, look elsewhere; this is built for movement and mischief.

"Very flexible the way this works, very fun for that."
© Screenshot/Quote: Nu Trix (YouTube)
Interface: Vintage Looks, Modern Moves
The DS2’s interface is a respectful nod to the original hardware but with a modern twist. Nu-Trix calls out the extra controls—like the arpeggiator and expanded modulation—that make this more than a museum piece. The layout is logical, with colour-coded sections and clear routing, so you’re not lost in menu hell.
Cherry Audio didn’t just slap a vintage face on a generic engine. The DS2 feels like a proper update, with workflow improvements that make it playable and fun. If you want to see exactly how the interface flows, you’ll need to watch the video—some of the split/layer tricks are better seen than described.
Sound & Jam: The Proof Is in the Presets
Nu-Trix wraps up with a quick-fire preset jam, showing off the DS2’s range from deep bass to shimmering pads. The sound is punchy, sometimes aggressive, and always a bit unpredictable—just how we like it. Usability is high, and the synth responds well to tweaks, making it a solid tool for both studio and live chaos. For the full sonic assault, crank the video and let your speakers sweat.
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