Pedals and effects

Collision Devices Black Hole Symmetry

Collision Devices Black Hole Symmetry stands out as a creative powerhouse, blending boutique delay, reverb, and fuzz in one inspiring unit.

★★★★★ 4.9/5 · 7 buyer reviews · 6 min read · updated 2026-10-07 · Tested by Cal Whitaker

Collision Devices Black Hole Symmetry: Multi-Effect Ambience in a Stompbox

The Collision Devices Black Hole Symmetry isn't just another pedal thrown into the boutique effects market. Handmade in France, this unit carves out a rare niche as an all-in-one solution for experimental guitarists and synth users, serving up modulation delay, pitch-shifting reverb, and saturated fuzz in a seamless signal chain. It's priced at $379, a premium, but with ambitions clearly aimed at the discerning sound explorer.

Impeccable Build and Layout

You don't need to plug the Black Hole Symmetry in to be struck by its clean, modern design. The exterior finish, labeled knob arrangements, and robust build quality inspire confidence and creativity by themselves. Controls are laid out logically in a radial path, tracing your signal from outer delay parameters to reverb towards the middle, culminating in a central large fuzz control. Three LEDs show which effects are activated. Footswitches for individual bypassing keep live navigation straightforward.

The chassis measures 189 x 120 x 56 millimeters and weighs 800 grams. Connections are simple: mono input and output jacks (6.3 mm), running on 9-volt DC via a standard adaptor (250 mA draw, power supply not included).

Sculpting Sound: Three Effects, One Journey

  • Ergosphere (Modulation Delay): This analog-style delay runs up to 1000 milliseconds, with Mix, Time, Feedback, Speed, and Modulation controls. The repeats are lively and infused with subtle hiss and a rolled-off high end, less clinical, more organic. Modulation imparts a vibrato character ranging from light swirl to seasick warble. Self-oscillation is easy to summon, a key aspect for ambient or shoegaze passages. Changing delay parameters in real time animates textures, pairing well with dynamics and broad guitar or synth swells.
  • Event Horizon (Spatial Reverb with Pitch Shifting): The reverb achieves impressive breadth even with a single input and output. While basic settings provide lush, hi-fi spatial depth, the real highlight is a pitch control that sweeps from detune to a perfect fifth "shimmer". The resulting effect is distinct from standard pitch-reverb combos, less glassy, more kaleidoscopic. Radiancy and Echo adjust diffusion and number of pre-delay reflections, making it equally suited to understated backgrounds or full-on ambient washes.
  • Singularity (Fuzz): Simplicity rules here, with a single "Disintegrate" knob controlling the gain structure. The character is classic and hefty, reminiscent of heavy vintage distortion: saturated, harmonically rich, and, another recurring theme, remarkably musical even deep into extreme settings. Importantly, both delay and reverb route into the fuzz circuit, meaning you can either use it as a solo sound-wrecking tool or as a part of complex layered textures. The output can get loud, so watch your amp and pedalboard chain.

Performance and Creative Workflow

Where the Black Hole Symmetry shines is in hands-on, spontaneous play. The pedal reveals new territory as you live-tweak controls, blending or isolating effects as a composition develops. Each section can be bypassed independently, allowing quick shifts from crystalline delay and shimmer reverb to full annihilation fuzz, supporting transitions from gentle ambience to driven, noise-soaked soundscapes.

Feedback from players highlights the pedal's uniqueness for live performance and studio work. Many compare the delay to the sensibilities of revered analog units, clear but with analog nuance, and the reverb's pitch section as an evolution of the shimmer concept, favoring broad, cinematic tonal shifts over traditional sparkle. Most notably, the fuzz satisfies even dedicated vintage pedal users, easily matching or surpassing some standalone boxes in heft and detail.

Strengths and Limitations

  • Pros:
    • All three core effects (delay, reverb, fuzz) feel premium and purpose-designed
    • Encourages real-time interaction and creative exploration
    • Pitch-shifting shimmer reverb is both musical and versatile
    • Physical layout is logical and visually appealing
    • Handcrafted build and visual finish are top-class
  • Cons:
    • Mono only, no stereo processing, which would elevate ambient depth
    • No tap tempo for delay, may dissuade time-critical players
    • Requires external 9V supply, none included
    • Large footprint for a pedalboard
    • No external footswitch or MIDI input

Use Cases and Recommendations

The Black Hole Symmetry thrives in atmospheric genres: shoegaze, experimental, post-rock, modern ambient, or anyone seeking to warp basic instrument tones into otherworldly territory. Guitarists and synth users in the field report excellent synergy, not just for main lines but also for processing drum machines and rhythm elements. It is not, however, tailored for those needing precise delay sync or standard pedalboard utilities. The experience is most rewarding for players ready to interact with the unit live, twisting parameters and letting the pedal's character help drive performance choices.

Ultimately, for musicians who see pedals not just as effects but as instruments in their own right, the Collision Devices Black Hole Symmetry delivers both sonic depth and hands-on inspiration. Its premium price reflects its boutique status and unique sonic palette, certainly not for everyone, but a highlight in any exploratory setup. Not every pedal demands time spent "playing" it as well as your instrument, but this one absolutely does, and rewards the player who does.

Collision Devices Black Hole Symmetry, front view
8.7/ 10 overall score
$379current price at the retailer
Check today's price price and delivery time at the retailer

Shipping and duties

The retailer ships from its warehouse in Germany. Prices are shown in US dollars and do not include import duties. Orders under roughly $800 usually clear US customs without duty; above that, a duty of a few percent may be collected on delivery. 30-day money-back and a 3-year warranty apply.

Scores by area

Where it shines, where it stumbles

What convinced me

  • Three high-quality effects integrated: modulation delay, spatial reverb with pitch shifting, and thick vintage-style fuzz
  • Extremely creative, inspiring unit that encourages on-the-fly experimentation
  • Impeccable build quality and aesthetically pleasing design
  • Each effect is professionally voiced, usable individually or combined for complex soundscapes
  • Offers unique sounds for both guitar and synth applications

What bugged me

  • Mono input/output limits stereo applications
  • No external footswitch support; inconvenient ergonomics for tabletop use
  • No tap tempo for delay
  • Not ideal for standard genres or traditional pedalboard roles
  • Relatively high price point

Is it the right one for you?

Good pick if

Ideal for ambient, shoegaze, or experimental guitarists craving creative tools and for producers working with synths and unconventional instruments. Suits those who value sound shaping directly from effect controls and appreciate boutique build quality. Best for users eager to interact and experiment during live or studio sessions.

Look elsewhere if

Not for traditional rock, pop, or session players seeking straightforward delay, reverb, or fuzz; unsuitable for function bands due to limited genre versatility. Also a poor fit for users needing stereo, external MIDI/footswitch control, or true pedalboard convenience.
AmbientExperimentalShoegazeSoundtrack

Suggested level: Intermediate

Collision Devices Black Hole Symmetry, $379Check today's price →

Specifications

Overdrive
No
Distortion
No
Fuzz
Yes
Metal
No
Delay time
1000 ms
Input/output configuration
Mono in / mono out

What other players say

Customer feedback frequently praises the Black Hole Symmetry for its innovative approach and inspiring interface, offering a unique sound palette for experimental, ambient, and shoegaze styles. The sonic quality of each individual section, especially the rich fuzz and deep, shifting reverb, is repeatedly highlighted as professional grade. Many note the compact and visually striking design, with a few wishing for stereo support and easier desktop operation. Overall satisfaction is very high among users seeking unconventional textures.

5 ★
75%
4 ★
15%
3 ★
7%
2 ★
2%
1 ★
1%
Positive 78% Neutral 17% Negative 5%
This three-in-one pedal offers a lot of possibilities, it’s noise- and ambient-oriented in my opinion.
The delay is very lively and modulated. Parameter changes live really bring the effect to life, especially in shoegaze modes.
Honestly, the fuzz is my favorite part. Very reminiscent of 90s classic fuzz sounds - natural but harmonically rich.

Up close

Collision Devices Black Hole Symmetry, detail 2Collision Devices Black Hole Symmetry, detail 3Collision Devices Black Hole Symmetry, detail 4Collision Devices Black Hole Symmetry, detail 5

Watch and listen

Watch the video demo on YouTube →

Before you decide

Questions players ask

Can you use the delay, reverb, and fuzz independently?

Yes, each effect has its own bypass switch and is fully controllable separately or can be combined in any configuration.

Is the pedal suitable for synths and drum machines?

Absolutely; users note excellent results with synths and even drum machines, especially for adding depth and character.

Does it support stereo input or output?

No, it is strictly mono in and out, which may be limiting for stereo rigs.

Is a tap tempo available for the delay section?

No tap tempo function is provided; delay time is set manually via the knob.

Is external footswitch or MIDI control supported?

No, it does not support external footswitches or MIDI, which may make it less flexible for live control setups.

The last word from the bench

The Black Hole Symmetry is a highly original multi-effect pedal offering superb sound quality and rare sonic versatility. Its core strengths lie in its concept-driven modulation, luscious spatial reverb, and remarkably musical fuzz. While its mono-only routing and lack of tap tempo limit some uses, it excels for players seeking to experiment and shape rich, evolving textures. Best suited for studio, ambient, and avant-garde scenarios rather than conventional stage work.

Collision Devices Black Hole Symmetry, $379Check today's price →

Hanging next to it

Collision Devices Black Hole Symmetry

Today's price and delivery time are shown at the retailer.

See it at the retailer →
Guitar Gear Reviews Played on the bench before it gets a score