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Source Audio Soundblox Pro Bass Envelope Filter

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Source Audio Soundblox Pro Bass Envelope Filter

$105.00 Price Tier: Standard

4.5 (15)

2 Reviews

Find out who is using Source Audio Soundblox Pro

5 wishlisted

26 saved

Page last updated Jun 30, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated June 30, 2026.

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Reviews

Price

5.0 (6)

$105.00 4 available Used

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Average Price: $105

Standard/Professional

$70

$201+

Price Tier

In the Bass Effects Pedals category, Source Audio Soundblox Pro Bass Envelope Filter is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

Budget

Standard

High-end

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Description

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Dive deep into the sonic exploration with the Source Audio Soundblox Pro Bass Envelope Filter, a masterpiece that brings your bass to life. With its expansive range of 22 distinct envelope filtering effects, this pedal not only upgrades your sound palette but also offers unparalleled control over your tone. Whether you're sculpting the perfect groove or adding a dash of psychedelic flair to your bass lines, this pedal stands out as the perfect companion for both studio recordings and live performances. Its intuitive design ensures that you can tweak and fine-tune your sound effortlessly, making it a must-have tool for bassists who refuse to compromise on tone quality.

Key Features:

22 distinct envelope filtering effects, including Single Peak, Triple Peak, 2-Pole Low Pass, and Phasing effects.
Comprehensive control options with Frequency, Sweep Range, Speed, and Mix parameters.
Four different modulation sources for enhanced sonic versatility.
Ideal for both studio recording and live performance settings.

Product specs

Brand	Source Audio
Model	Soundblox Pro Bass Envelope Filter
Finish	Purple
Year	2010s
Made In	China
Categories	Filter and Wah Pedals

FAQs

What type of power supply does the Source Audio Soundblox Pro Bass Envelope Filter require?: The Source Audio Soundblox Pro Bass Envelope Filter requires a 9V DC power supply for operation.
Can the Source Audio Soundblox Pro Bass Envelope Filter be used with a guitar?: While designed for bass, the Source Audio Soundblox Pro Bass Envelope Filter can be used with a guitar, though tonal results may vary due to its bass-specific frequency response.
How does the Source Audio Soundblox Pro Bass Envelope Filter differ from other envelope filters?: The Source Audio Soundblox Pro Bass Envelope Filter offers extensive control with multiple filter types, adjustable bandwidth, and unique options like distortion, providing versatile sound shaping beyond typical envelope filters.
Is the Source Audio Soundblox Pro Bass Envelope Filter suitable for live performance?: Yes, the Source Audio Soundblox Pro Bass Envelope Filter is suitable for live performance, featuring a robust design and footswitches that enable quick adjustments on stage.
What genres is the Source Audio Soundblox Pro Bass Envelope Filter best suited for?: The Source Audio Soundblox Pro Bass Envelope Filter is ideal for funk, disco, and rock, offering dynamic and expressive filter effects that enhance bass lines in these genres.

Videos

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Dubstep and Electronica Bass Pedal Demo - Soundblox Pro Bass Envelope Filter

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Bass Effects Pedal Demo - Soundblox Pro Bass Envelope Filter

sourceaudioeffects

Bass Effects Pedal Demo - Soundblox Bass Envelope Filter

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Victor Wooten with Soundblox Bass Envelope Filter Pro

sourceaudioeffects

Summer NAMM '11 Source Audio Sounblox Pro Bass Envelope Filter and Hot Hand Wireless Demos

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Reviews

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PROS

Exceptional tweakability offers vast sound customization
Envelope and LFO settings provide versatility
Supports tap tempo and expression for enhanced control
Allows for unique phase shifter effects with lush, detailed sounds
Compatible with hot hand for innovative sound manipulation
Capable of emulating a wide range of sounds from past to present
Offers both standard envelope sounds and unusual tones
Can save multiple presets for quick sound changes

CONS

Limited to only 6 presets, despite potential for more
Requires time investment to fully master its features
Can sound thin when used with hot hand without additional effects
May distract players from practice due to its extensive sound exploration possibilities

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Source Audio Soundblox Pro Bass Envelope Filter.

Features and functionality

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The HotHand expression controller can be placed creatively, even on the body, to manipulate sounds in unique ways.
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The pedal's backpage menu is crucial for unlocking advanced sound design possibilities.
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The pedal is praised for delivering authentic "gooey" sounds reminiscent of Parliament and Yes, even without expression pedal modulation.
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The pedal offers a wide response range, from subtle wah effects to strong video game-like bleeps and bloops, enhancing its versatility for various musical styles.
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Use cases and applications

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Best tones are often found at knob midpoints, especially affected by the bass’s output level.
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Works excellently with synth pedals in LFO mode, enhancing its versatility.
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Despite its versatility, some users find limited opportunities to incorporate the pedal into their music, particularly in band settings.
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User experience

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Owners find the pedal's many parameters daunting but rewarding, requiring significant experimentation.
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Users report the pedal has long-lasting build quality, with some owning it since 2012 and describing it as a durable "tank."
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Owners express a desire for more factory presets, noting that all six default to a blank patch, which could ease the initial setup process.
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Owners highlight the pedal's entertaining yet intricate nature, noting it can produce captivating sounds that may not always fit within a band's repertoire.
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Software and compatibility

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Some owners experience compatibility issues with M-Audio expression pedals due to voltage mismatches, recommending Source Audio's own expression pedal for reliable performance.
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Comparisons

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Some owners transitioned to the Source Audio C4 for filter effects, yet still hold the Soundblox Pro BEF in high regard as a classic favorite.
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A user transitioning from a Lovetone Meatball found the Soundblox Pro's built-in EQ useful, particularly for boosting mids, compensating for its digital nature.
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