Pricing and availability
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Price
Average Price: $210
Standard/Professional
$70
$251+
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Budget
Standard
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Price History
Based on price data from 3 merchants for "Source Audio Spectrum Intelligent Filter". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Meet the Source Audio Spectrum Intelligent Filter – an audacious blend of versatility and innovations. This envelope filter pedal, teeming with functionality, is designed to add a new dimension to your guitar or bass rig. Its comprehensive range delivers everything from vintage filter effects, inspired by iconic pedals, to contemporary synth-like envelope phasers and octave effects. The Spectrum's unique ALT button transforms its 4-knob layout into eight distinct parameter controls, bringing an entire sonic palette within your reach.
This pedal is not just about its built-in capabilities, it also offers an extensive platform for sound design. Coupled with the Source Audio’s Neuro Desktop Editor or Neuro Mobile App, you can dive deeper into creating your unique soundscape.
Key Features:
- 6 envelope filter presets: vintage sounds inspired by legendary pedals, contemporary envelopes with octave-down effects and synth-like tones
- 8 different parameters adjustable via 4 knobs
- Deep sound sculpting options via Neuro Desktop Editor and Neuro Mobile App
- Accurate tracking with lightning-fast response from Spectrum's octave effects
- 128 MIDI-accessible factory presets via optional 3rd-party MIDI controller/USB host
- Stereo Inputs and Outputs: use Neuro Editor’s pan controls to route each Voice to any location in the stereo spectrum
- Universal Bypass: choose between analog-buffered or relay-based True Bypass
- Compact, roadworthy, anodized aluminum chassis
- Includes 9-volt DC power supply (300mA, negative tip; pedal draws 165mA)
- Extensive sound sculpting options offer an extremely wide range of sound design possibilities
- 25 Different filters, dual filter effects, 11 different envelope followers, 14 different LFO waveforms and 13 different distortion effects for the ultimate customization
- MIDI compatible via Source Audio Neuro Hub for even more flexibility
- Class-compliant USB-MIDI for easy plug-and-play with Mac/Windows recording software and 3rd-party MIDI controller/USB host.
Product specs
| Pedal Type | Multi Filter Effects, Octave |
| Analog/Digital | Digital |
| Inputs | 2 x 1/4" (L/R) |
| Outputs | 2 x 1/4" (L/R) |
| USB | 1 x Type Mini-B |
| Other I/O | 1 x 1/8" (expression, remote control) |
| Switches | Tron, Dumpling, Thrust; Punch, Vocal Synth, Octave Lead |
| Controls | Input/Sense, Depth/Mix, Freq/Res, Speed/Vol |
| Adjustable Q | Yes |
| True Bypass | Yes, switchable to analog buffered |
| Bypass Switching | Relay Based |
| Power Source | 9V DC power supply (included) |
| Power Usage | 165mA |
| Height | 2" |
| Width | 2.75" |
| Depth | 4.5" |
FAQs
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What types of effects can the Source Audio Spectrum Intelligent Filter produce?
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The Source Audio Spectrum Intelligent Filter offers various filter effects, including Tron, Dumpling, and Thrust, as well as Punch, Vocal Synth, and Octave Lead. This versatility allows for a wide range of tonal possibilities suitable for different musical styles.
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Can the Source Audio Spectrum Intelligent Filter be used with both guitar and bass?
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Yes, the Source Audio Spectrum Intelligent Filter is designed to work well with both guitar and bass, offering diverse filter and octave effects that enhance the tonal range of either instrument.
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How is the bypass switching configured on the Source Audio Spectrum Intelligent Filter?
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The pedal features relay-based true bypass switching, which can be switched to analog buffered mode, ensuring minimal signal loss when the pedal is not in use.
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What kind of power supply does the Source Audio Spectrum Intelligent Filter require?
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The pedal requires a 9V DC power supply, which is included with the purchase, and it uses 165mA of power.
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Does the Source Audio Spectrum Intelligent Filter offer any connectivity options for external control?
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Yes, the pedal includes a 1/8" input for expression or remote control, allowing for additional control over the effects parameters during live performances or studio sessions.
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Is the Source Audio Spectrum Intelligent Filter suitable for live performances?
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Absolutely, the pedal's compact size, versatile effects, and robust connectivity options make it an excellent choice for live performances, providing reliable and dynamic sound manipulation on stage.
Videos
BassTheWorld.com
AMAZING FUNK MACHINE // Spectrum Intelligent Filter
Reviews
PROS
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Wide variety of sounds, from classic p-funk to unique octave sweeps
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Highly customizable via an extensive editor
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Includes six presets out of the box for immediate use
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Compact, replacing multiple pedals and saving space
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Hiss and hum-free operation for clean sound
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Sturdy build quality, including a power adapter
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Compatible with bass and guitar, providing thick and funky sounds
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Vast selection of community presets for expanded options
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Real-time sound adjustments via app or computer
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Capable of producing classic Mutron sounds with more flexibility
CONS
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Software interface complexity may overwhelm some users
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Knobs and switches can be impractical, especially in live settings
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Requires additional equipment for smartphone connectivity (for newer phone models)
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Double functionalities of controls can make operation less intuitive
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Aluminum housing may be less durable and prone to collecting dirt compared to steel or cast options
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Source Audio Spectrum Intelligent Filter.
Features and functionality
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The Spectrum Intelligent Filter includes six built-in filters: high pass Tron, low pass Meatball, and a band pass filter among others, each delivering distinct sound profiles.
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An ALT button provides access to secondary functions such as Blend and Output Volume, enhancing control beyond standard knobs.
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Owners highlight the Spectrum's standard 9V power draw as a significant advantage over the Q-Tron Plus's cumbersome 24V requirement.
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Three different memory modes for settings can be configured through the app, providing flexible sound recall options.
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The pedal cannot be used to blend a completely clean signal with an external pedal in its FX loop, blending only occurs with the Spectrum's effects.
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Software and compatibility
Use cases and applications
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This pedal excels in producing 70's funk sounds, with users finding joy in experimenting and achieving sounds like bubbles and duck noises.
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Players find the Spectrum to be a "smile-generating machine," making it enjoyable to play familiar melodies with a funk twist.
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The Spectrum can effectively recreate tones similar to John Mayer's "I Don't Trust Myself" with proper preset programming.
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The Spectrum can be used with both bass and guitar, offering impressive sound quality and tracking across instruments.
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User experience
Comparisons
Critic Reviews
5.0 out of 5
Based on 0 Reviews and 6 Ratings
Artist usage
Add artist
In this foto of his pedalboard given by Adam to Carsonchilders from the youtube channel Bassed we can see the Spectrum. The red pedal is not on equipboard and it's de BSRI (Baltimore Sonic Research Institute) FZZ
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
Used With
Based on how musicians on Equipboard use Source Audio Spectrum Intelligent Filter, it is most commonly used with the following gear.
Community setups
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