Future Sound Systems FIL4: The Ultimate Tool for Timbral Shaping

The Future Sound Systems FIL4 Timbral Sculptor is an innovative module that bridges the gap between East Coast and West Coast synthesis styles. Housed in a 16HP interface, it combines a precision analogue wavefolder with a versatile multi-mode 4-pole filter. Unlike standard filters that only subtract frequencies, the FIL4 allows you to generate harmonically complex textures via the folding circuit before sculpting them with the 24dB/octave filter. With switchable signal routing and extensive CV control over both 'Fold' and 'Cutoff' parameters, the FIL4 offers unparalleled authority over the harmonic content and timbre of your modular voices.

Key Features:

• Analogue Wavefolder: Add rich harmonic overtones to basic waveforms like sine or triangle waves.

   

• Multi-Mode 4-Pole Filter: High-quality Low-Pass, Band-Pass, and High-Pass modes with stable resonance.

• Dynamic Signal Routing: Easily change the order of the folding and filtering stages for varied sonic results.

• Extensive CV Modulation: Dedicated voltage control inputs for every major parameter, including resonance.

   

• Wide Sonic Palette: Capable of everything from warm saturation to extreme, metallic spectral shifts.

Technical Specifications:

• Width: 16HP

• Depth: 35mm

• Power Draw: +12V: 85mA, -12V: 80mA

• Inputs: Audio In, CV In (Fold, Cutoff, Resonance)

• Outputs: Main Signal Out