Swart Atomic Space Tone

$2,479.00 Price Tier: High-end

5.0 (1)

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Page last updated Jun 03, 2026

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We compare 600+ stores and found this item at 1 store. Prices updated June 3, 2026.

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5.0 (1)

$2,479.00 1 available New

$1,320.00 1 available Used

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Average Price: $1,900

High-end/Boutique

$300

$701+

Price Tier

In the Combo Guitar Amplifiers category, Swart Atomic Space Tone is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

Budget

Standard

High-end

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Description

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Step into the world of vintage sound with the Swart Atomic Space Tone, a combo guitar amplifier that expertly bridges the gap between classic tonal warmth and modern reliability. This amp is a powerhouse of hand-wired craftsmanship, featuring a single-ended Class A circuit that delivers rich, organic tones. Ideal for both studio and live environments, the Atomic Space Tone offers a dynamic range that's perfect for blues, rock, and jazz enthusiasts alike.

Powered by a single 12AX7 preamp tube and a 6V6GT power tube, this amplifier offers a hearty 5 watts of output, ensuring you'll be heard while maintaining a comfortable level for intimate settings. The Swart Atomic Space Tone is equipped with a 12-inch custom Mojotone speaker, providing full-bodied sound with plenty of clarity. Its onboard tremolo and reverb effects, driven by dedicated circuits, add a touch of vintage flair and depth to your soundscape, letting you explore the nuances of your music like never before.

Whether you're a seasoned professional or an enthusiastic amateur, the Swart Atomic Space Tone's retro aesthetics and robust performance make it a valuable addition to any guitarist's arsenal.

Key Features:

Hand-wired, single-ended Class A circuit
5 watts of power output
Contains one 12AX7 preamp tube and one 6V6GT power tube
12-inch custom Mojotone speaker
Onboard tremolo and reverb with dedicated circuits
Suitable for blues, rock, and jazz genres
Designed for studio and live performance settings

Product specs

Brand	Swart
Model	Atomic Space Tone 20-Watt 1x12" Guitar Combo
Finish	Various
Year	2005 - 2025
Made In	United States
Categories	Guitar Combo Amps
Built-In Effects	Built-In Effects
Direct Output	No Direct Output
Effects Loop	No Effects Loop
Electronics	Tube
Number of Channels	1 Channel
Number of Inputs	2 Inputs
Output Power (Watts)	20
Power Tube Type	6V6
Reverb	Spring Reverb
Speaker Configuration	1x12"

FAQs

What type of music is the Swart Atomic Space Tone best suited for?: The Swart Atomic Space Tone is ideal for genres that benefit from warm, vintage tones, such as blues, rock, and jazz. Its tube-driven design and spring reverb offer a classic sound that appeals to players seeking a rich, organic tone.
Does the Swart Atomic Space Tone work well with pedals?: Yes, the Swart Atomic Space Tone is known for taking pedals well, particularly overdrive and distortion pedals, enhancing its versatility for various soundscapes.
How loud is the Swart Atomic Space Tone for live performances?: With 20 watts of power and a 1x12" speaker, the Swart Atomic Space Tone provides sufficient volume for small to medium-sized venues, making it suitable for both practice and live gigs.
What kind of reverb does the Swart Atomic Space Tone feature?: The Swart Atomic Space Tone features a built-in spring reverb, known for its lush and natural sound, adding depth and dimension to your playing.
Is the Swart Atomic Space Tone a good choice for home use?: Yes, the Swart Atomic Space Tone's manageable power output and rich tonal characteristics make it an excellent choice for home practice and recording environments.

Videos

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Jeremy Stern

Duesenberg Guitar and Swart Atomic Space Tone- Boutique Tone

Jeremy Stern

Swart AST Atomic Space Tone Combo Amplifier

Curtis Kent

Bobby DeVito demo SWART Atomic Space Tone amp SWART AST combo TWEED

Robert DeVito

Swart Atomic Space Tone Amp Quick Sound Check 2

Brook Hoover

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Swart Atomic Space Tone.

Build quality

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Hand-wired construction from Wilmington, NC, ensures a high-quality build with attention to detail, appealing to those who value craftsmanship.
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Value and pricing

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It's noted that the Swart AST is considered underpriced on the used market, suggesting good value for buyers seeking high-quality sound at a lower cost.
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User experience

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Users report that the amp is easy on the back, indicating its lightweight nature contributes to its portability.
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The AST is appreciated for its combination of sound, aesthetics, and portability, being described as the ultimate amalgamation of these qualities.
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Some users find the rear control placement inconvenient but note that the "Tuxedo front" version offers top-mounted controls, enhancing usability.
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Users describe the reverb as unique and more akin to a "subtle dark plate verb" rather than a traditional spring reverb.
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Comparisons

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Owners highlight that the AST offers unique tones difficult to replicate with typical Fender, Marshall, or Vox amps, covering both vintage and modern sounds.
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Inspired by Gibson Scout circuitry, the Swart AST is distinct from Fender BF or Tweed circuits, offering a different tonal palette.
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The Swart AST's tremolo is described as lush and unique, differing from other amps by offering only one style of tremolo that stands out for its quality.
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The Swart AST's power/volume is situated between a Princeton Reverb and a Deluxe Reverb, offering distinct sonic differences from common boutique market builds.
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Features and functionality

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The Swart AST Pro is praised for its high-fidelity performance and quiet operation, making it a preferred choice for clean, pure sound.
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The Swart AST includes an internal/external switch for seamless switching between the combo and an external cab.
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The amp includes a "Space" knob, providing users with a unique control over the tonal space, adding a distinct character to the sound.
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The Night Light attenuator is included but not universally used immediately by owners, indicating versatility in volume management.
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Use cases and applications

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While praised for its tone, the amp may not be loud enough for heavy stoner psych music with very loud drummers, indicating its limitations in high-volume settings.
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An extension cab is recommended for expanding sound in group settings, especially when competing with a rock band.
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Mods and upgrades

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The amp accommodates various speakers, with owners successfully swapping in a G12H30 Anniversary for a different tonal experience.
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Artist usage

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James Iha

Guitarist, Bassist

The Smashing Pumpkins

Verified

Used for the guitar on the soundtrack for Deadbeat, as specified in the appendix of this August 28, 2014 Electronic Musician interview.

James Iha’s Studio Gear

Thanks to Clear Lake Recording and engineer Brian Blake for the specs on James Iha’s Deadbeat music and recording equipment:

Recording/Studio: API DSM console, KRK V8 monitors, Mac Pro, Pro Tools 11

Guitar Recording Chain: Neumann U87 and M49B mics, Focusrite ISA 215 mic pre/EQ, Focusrite Red 2-channel compressor, Neve 1073 mic pre/EQ

(Borrowed) Guitar Amps: Matchless DC30, Swart AST, Ampeg B15, Fender Deluxe

Other Essential Recording Pieces: API 2500 compressor, API Channel Strip, Empirical Labs EL8 Distressor, Radial DIs

Paul Leary

Guitarist

Butthole Surfers

Verified via Swartamps

Not sure if he uses them live but here's a quote from an article he wrote: "I've been playing electric guitar for forty-two years now, and the Atomic Space Tone is absolutely the finest amp I've ever played through."