The Spectrum Intelligent Filter stands as the most potent stereo filter effect pedal to date. With nearly 15 years of technological expertise in filter pedals, the Spectrum represents the apex of Source Audio's envelope sound innovation and their insights on seamless integration into various setups.

This pedal boasts meticulously engineered envelope filter effects, taking cues from the most legendary and coveted pedals available, alongside vibrant, synth-esque octave/distortion/filter effects. It serves as an ingeniously unified funk/psych/electronic/jam apparatus.

Whether you're looking to 'plug and play' with its six expertly designed factory sounds, explore the expanding Neuro library for additional tones crafted by Source Audio and fellow Spectrum users, or delve into the Neuro's extensive sound editing features to forge your own distinct presets, the Spectrum filter pedal is equipped to meet the demands of guitarists, bassists, keyboardists, horn players, and musicians of all kinds.

• Six Onboard Presets: Choose from six different onboard envelope filter effects. Vintage sounds include effects inspired by the iconic Mu-Tron© and Lovetone Meatball© pedals, as well as contemporary envelopes with thumping octave-down effects and buzzing synth-like tones.

• Simple 4-Knob Control Panel: Adjust 8 different parameters with 4 knobs. Primary controls include Input Level, Modulation Depth, Frequency Starting Point, and Envelope Speed. Alternate controls (accessible by pressing the ALT button) include Envelope Sensitivity, Wet/Dry Mix, Resonance, and Output Volume.

• Excellent Envelope Filter Response: Use the Spectrum's Input Gain, Sensitivity and Speed controls to dial in the perfect envelope response for your needs. Maybe you like slow and smooth envelope movement while you really dig-in on the strings, or possibly you want a quick moving filter that responds to light picking - either way is achievable with the Spectrum.

• Growing Library of Published Presets: For quick access to a world of great tones, try sampling sounds from a vast collection of published presets created by the Source Audio team and the ever-growing Spectrum Neuro Community.

• Unprecedented Sound Sculpting Options:  The powerful Neuro Desktop Editor (Free download for Mac and Windows) and Neuro Mobile App (iOS and Android) offer maximum sound exploration possibilities. Use Neuro’s additional filter, octave, and distortion blocks to create highly unique effects.

• Supreme Tracking: If tracking matters to you (and it should), you will be amazed by the lightning quick response from the Spectrum's octave effects.

• 128 MIDI Accessible Factory Presets – The addition of a third party MIDI controller with USB host provides access to any of the pedal’s 128 Factory presets.​

• Stereo Inputs and Outputs: Use the Neuro Editor’s panning controls to route each Voice to any location in a full stereo spread.

• Compact Design – The durable, anodized aluminum housing has a small footprint and sturdy hardware. Dimensions: L: 4.5 in./11.4cm x W: 2.75 in./7cm x H: 2 in./5.1cm (including knobs).

• Universal BypassTM – Select either analog buffered or relay based True Bypass.

• USB Port - Class compliant USB-MIDI allows the Spectrum to work as a plug-and-play device with recording software running on Mac and Windows recording software or any third party MIDI controller with USB host. The USB port also offers connectivity to the Neuro Desktop Editor providing access to deep editing possibilities and pedal firmware updates.

• USB to Mobile App Connectivity - Connect the Mobile App to your Spectrum Intelligent Filter via the USB port on the top of the pedal and enjoy two-way communication between the pedal and your Neuro Mobile App. This means you can see all of your Spectrum preset settings on the App. in real time. (Lightening to mini Type B USB cable for iPhone) (Type-C to mini Type B USB cable for Android).

• ​External Expression and Tap Tempo Control — Use the Control Input jack with the Source Audio Dual Expression Pedal (expression control to multiple parameters) or Tap Switch (adjust LFO rates on the fly).