Dual VCO+VCF+Advanced VCA Flexible analog synthesizer voice Voltage controlled Eurorack module pack capable of subtractive, FM, percussive and as well as complex experimental synthesis. Audio synthesis Rev. 2.3 release TRIANGLE CORE
DUAL VCO
Precision dual analog oscillator 18PH Eurorack module with voltage controlled wave mixing, Linear, Exponential and Through Zero FM. VCO Specs
Dual VCO Eurorack module Quad voltage controlled amplifier VCA Eurorack module Voltage controlled filter VCF Eurorack module with lowpass, highpass and bandpass filtering options Synthesizer envelopes Dual △ core analog VCO Eurorack Synthesizer Module with TZFM

L-Fusion Modular blog
Latest updates about our Eurorack modules

L-Fusion Quad VCA module front panel

Quad VCA + ring modulators

August 6th, 2026
Advanced Quad VCA 2.0 update with 4-layer PCB layout for ultra-low noise and trimmers to adjust the balance of ring modulation and crossfading functions, allowing for more precise control over these advanced features.

Dual VCO revision 2.3

December 17th, 2025
New version of our Dual Triangle Core VCO 2.3 Euorrack module removes the need of external +5V power, we have also added trimmers for precise sine wave balance and high end critical VCO capacitors.
Compact analog VCF Eurorack filter module with LP, HP and BP options

Compact 24dB analog VCF

November 26th, 2025
Quality SSI2140 2/4 pole voltage controlled analog filter module in compact 4HP Eurorack format. Module offers switchable lowpass, bandpass and higpass filter options as well as voltage controlled resonance with subtle distortion.

Audio synthesis section

October 24th, 2025
Check our new audio synthesis section where we explain how to combine our Eurorack synthesizer modules for different sound synthesis patching techniques including subtractive, FM (frequency modulation), percussive and advanced experimental audio synthesis.
L-Fusion kicks Eurorack module front view

808+909 kicks drum module

September 21st, 2025
Compact 9HP dual kick Eurorack module with famous separate 808 and 909 kicks based on their original circuits built using high end audio grade components. Tigger inputs are conditioned to accept gates of any length.