Sound Modules

Groove Synthesis’ PPG‑inspired synth has grown considerably since we last reviewed it. It’s also got a lot smaller...

The Algo is an elegant, complex oscillator bank of four sound sources configurable into multiple algorithms of FM timbres, and it’s a beautiful cluster of additive sine waves that are eager to fold and warp.

The founder of Glaswegian synth company Instruō, Jason Lim’s drop‑dead gorgeous designs have landed him among the UK’s most respected module designers.

When is a filter not a filter? When it is the Dåpf (Dual All‑Pass Filter)...

Australian company Cycle Instruments have burst on to the scene with a very interesting and highly ambitious debut, the Tetrachords sequencer.

The Oct Tone is an eight‑step sequencer, a reimagining of the Octone, originally designed by Instruo’s Jason Lim back in 2016.

Here Josh shares his own favourite modules, the story of Cycle Instruments and their impressive debut module: Tetrachords.

Waldorf’s all‑encompassing Iridium engine is now available in its smallest form yet.

These Catalyst modules are based upon the Emblematic Systems module of the same name. However, 4MS have turned it into two modules: a controller, like the original, and a sequencer.

ALM describe the all‑analogue Mega Milton as a ‘smorgasbord’ of handy utilities, designed to greatly extend the functionality of a Eurorack system.

Eric Schlappi is the engine behind the eponymous Schlappi Engineering, whose latest spate of modules includes the extraordinary Three Body and recent headliner Nibbler.

Gamechanger Audio’s Motor Synth MkII updates the company’s idiosyncratic approach to synthesis...

A synth of many paths, Moog’s latest semi‑modular may well see you getting lost completely.

In this first part of an occasional series exploring modular synthesis and live performance, Will Stokes talks to experimental electronic musician Scanner about the choice of his favourite modules he'll showcase in his closing performance.

I am reminded by the Nibbler, as I was reminded by the Three Body, of how perfectly modular synthesis often rests on the...

Expert Sleepers’ Andrew Ostler gives us a blow‑by‑blow account of the thinking behind his new analogue modules.

The next batch of analogue Expert Sleepers modules expands the line‑up in several new and exciting directions.

The SGR1806‑20 is a brash and spacey analogue drum synth module from Knob Technology.

A pair of Eurorack modules from Xaoc Devices reviewed, how do the Ostrawa mixer and Bohumin expander stack up?

Drawing its inspiration from vast swaths of desert in the American Southwest, the Mojave is concerned with all things granular.

A “phase and frequency modulation toolkit” is how Eric Schlappi describes the Three Body...