The Source Audio Atlas is a Source Audio chorus pedal, currently around $199.95. Close alternatives include the Universal Audio Astra Modulation Machine and the Source Audio Mercury Flanger. It pairs well with the 1959 Fender Tweed Deluxe and the Fender Bassman Combo Amp.

Source Audio Atlas

Source Audio · pedal

The Source Audio Atlas is a polymodulation chorus pedal from Source Audio (Boston, Massachusetts), delivering multiple simultaneous modulation voices including chorus, flanger, vibrato, and ensemble modes with MIDI control and app programmability. The Atlas provides the widest chorus modulation palette available from Source Audio for studio and live performers who need comprehensive modulation in one programmable pedal.

What stands out

  • “Use-case wise it suits studio and ambient players who want multi-voice chorus at Source Audio MIDI quality”

    — from the community notes

  • “and ensemble modes with midi control and app programmability”

    — from the listing

  • “The Source Audio Atlas is a polymodulation chorus pedal from Source Audio (Boston, Massachusetts), delivering multiple simultaneous modulation voices including chorus, flanger, vibrato, and ensemble modes with MIDI control and app programma…”

    — from the listing

  • “The Atlas provides the widest chorus modulation palette available from Source Audio for studio and live performers who need comprehensive modulation in one programmable pedal”

    — from the listing

  • “The Source Audio Atlas delivers polymodulation chorus at Source Audio quality for ambient, studio, and live players who want comprehensive modulation with MIDI and app control”

    — from the community notes

Trade-offs

  • “In the signal chain modulation sits after drive”

    — from the community notes

  • chorus
  • midi
  • flanger
  • modulation
  • studio
  • vibrato
  • full
  • ambient
$199.95View on Reverb

Price updated Oct 24, 2026

Genres the Source Audio Atlas is commonly used in

  • Ambient
  • New Wave
    citedInferred from shared tonal signals, not a stated genre tag.
  • Shoegaze
    citedInferred from shared tonal signals, not a stated genre tag.
  • Post Punk
    citedInferred from shared tonal signals, not a stated genre tag.
  • Experimental
    citedInferred from shared tonal signals, not a stated genre tag.
  • Post Rock
    citedInferred from shared tonal signals, not a stated genre tag.

Amps that pair well with the Source Audio Atlas

1959 Fender Tweed Deluxe

Fender

11% match

What 1959 Fender Tweed Deluxe brings here leans toward transparent — that's worth building a pairing around

Comes later in the signal chain

Fender Bassman Combo Amp

amplifier

11% match

Fender Bassman Combo Amp's own crunchy character is the real reason this is worth trying

Comes later in the signal chain

Pedals that stack with the Source Audio Atlas

Paul Cochrane Timmy

Paul Cochrane

8% match

What Paul Cochrane Timmy brings here leans toward transparent — that's worth building a pairing around

Comes earlier in the signal chain

Fulltone OCD

Fulltone

8% match

Fulltone OCD leans toward full, and that's a real, usable character to pair with

Comes earlier in the signal chain

Crazy Tube Circuits White Whale

Crazy Tube Circuits

6% match
$286.77via Reverb

Keep Source Audio Atlas's modulated voice out front: Crazy Tube Circuits White Whale goes after Source Audio Atlas in the signal chain so its spring voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Cusack Music Delay TME

Cusack Music

6% match
$159.99via Reverb

Keep Source Audio Atlas's modulated voice out front: Cusack Music Delay TME goes after Source Audio Atlas in the signal chain so its modulated voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Cheaper alternatives

Nobels MOD-mini

Nobels

78% similarity
$84.15via Reverb

Shared character: flanger, vibrato, chorus

TC Electronic Vortex Mini Flanger

TC Electronic

69% similarity
$87.18via Reverb

Shared character: flanger, vibrato, modulation

Universal Audio Uafx Brigade Chorus

Universal Audio

64% similarity
$28.28via Reverb

Shared character: vibrato, chorus, modulation

Behringer BM-18M Cluster Box

Behringer

62% similarity
$150.97via Reverb

Shared character: flanger, vibrato, chorus

Carl Martin Atlantic Chorus

Carl Martin

57% similarity
$70.21via Reverb

Shared character: vibrato, chorus, modulation

Electro-Harmonix Neo Mistress Nano Flanger

Electro-Harmonix

56% similarity
$78.64via Reverb

Shared character: flanger, chorus, full

Boutique & premium upgrades

T-Rex The Twister Chorus/Flanger

T Rex

71% similarity
$339.99via Reverb

Shared character: flanger, chorus, modulation

Chase Bliss Warped Vinyl

Chase Bliss Audio

63% similarity
$325via Reverb

Shared character: vibrato, chorus, modulation

Gamechanger Audio MOD Chorus

Gamechanger Audio

92% similarity
$318.15via Reverb

similar tone character

Suhr Alexa Dual Channel Chorus/Vibrato

Suhr

91% similarity
$355via Reverb

similar tone character

Similar charactersee all similar tone character →

Universal Audio Astra Modulation Machine

Universal Audio

71% similarity
$229via Reverb

Shared character: flanger, vibrato, chorus

Source Audio Mercury Flanger

Source Audio

68% similarity
$189via Reverb

Shared character: flanger, chorus, studio

Empress Nebulus

Empress

65% similarity

Shared character: flanger, vibrato, chorus

Malekko Thicken

Malekko

64% similarity

Shared character: vibrato, chorus, ambient

Alexander Dynaflanger

Alexander Pedals

64% similarity

Shared character: flanger, chorus, modulation

EBS Red twister

Ebs

61% similarity

Shared character: flanger, vibrato, chorus

See all alternatives to the Source Audio Atlas (cheaper + boutique) →

Questions people ask

What are good alternatives to the Source Audio Atlas?+

The closest matches in character are the Universal Audio Astra Modulation Machine, the Source Audio Mercury Flanger, the Empress Nebulus. Budget picks: Nobels MOD-mini, TC Electronic Vortex Mini Flanger, Universal Audio Uafx Brigade Chorus. Boutique upgrades: T-Rex The Twister Chorus/Flanger, Chase Bliss Warped Vinyl, Gamechanger Audio MOD Chorus.

What pairs well with the Source Audio Atlas?+

Strong matches from rig and tone-complementarity evidence: 1959 Fender Tweed Deluxe, Fender Bassman Combo Amp, Paul Cochrane Timmy — What 1959 Fender Tweed Deluxe brings here leans toward transparent — that's worth building a pairing around.

How much does the Source Audio Atlas cost?+

Around $199.95 (live listing price, updated Oct 24, 2026).

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