The DigiTech DOD Envelope Filter 440 is a Digitech wah pedal, currently around $111.45. Close alternatives include the Emma DiscomBOBulator and the Musitronics Mu-Tron III. It pairs well with the Park P50 Classic and the Fender Twin Reverb Head.

DigiTech DOD Envelope Filter 440

Digitech · pedal

The DOD Envelope Filter 440 is a classic analog envelope filter and auto-wah pedal originally produced by DOD Electronics in 1977, delivering pick-attack-responsive filter sweeps with Sensitivity and Range controls. The DOD 440 became a widely used auto-wah with players including Jerry Garcia, who used it on the Grateful Dead's recordings. Later reissued under the DigiTech/DOD brand. An important pedal in envelope filter history.

  • auto wah
  • recording
  • responsive
  • filter
  • pick attack
  • dynamic
  • expressive
  • vintage
$111.45View on Reverb

Price updated Aug 27, 2026

Genres the DigiTech DOD Envelope Filter 440 is commonly used in

  • Electronic
  • Rock
  • Funk
  • Experimental
  • Soul
    citedInferred from shared tonal signals, not a stated genre tag.
  • Reggae
    citedInferred from shared tonal signals, not a stated genre tag.

Amps that pair well with the DigiTech DOD Envelope Filter 440

Park P50 Classic

Park

9% match

Park P50 Classic's compressed voice suits DigiTech DOD Envelope Filter 440's own dynamic character

Fender Twin Reverb Head

amplifier

9% match
$657.05via Reverb

Fender Twin Reverb Head's dynamic voice suits DigiTech DOD Envelope Filter 440's own dynamic character

Pedals that stack with the DigiTech DOD Envelope Filter 440

Catalinbread Giygas

Catalinbread

7% match
$129.99via Reverb

Catalinbread Giygas leans toward octave, and that's a real, usable character to pair with

Electro-Harmonix Big Muff Pi

Electro-Harmonix

7% match
$88.76via Reverb

Electro-Harmonix Big Muff Pi's own fuzzy character is the real reason this is worth trying

Caroline Guitar Company Meteore

Caroline Guitar Company

5% match

Keep Caroline Guitar Company Meteore after DigiTech DOD Envelope Filter 440 in the signal chain, clear of DigiTech DOD Envelope Filter 440's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Dunlop - MXR Carbon Copy Deluxe Analog Delay

Dunlop

5% match
$305.90via Reverb

Put Dunlop - MXR Carbon Copy Deluxe Analog Delay after DigiTech DOD Envelope Filter 440 in the signal chain, clear of DigiTech DOD Envelope Filter 440's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Cheaper alternatives

Demon FX Pearl White Auto Wah

Demon Fx

67% similarity
$52.60via Reverb

Shared character: overdrive_pedals, sensitivity, tight_tracking

Electro-Harmonix Doctor Q

Electro-Harmonix

65% similarity
$86via Reverb

Shared character: sensitivity, pick_attack, filter

Donner Dynamic wah

Donner

64% similarity
$45via Reverb

Shared character: overdrive_pedals, sensitivity, pick_attack

Electro-Harmonix Micro Q-Tron

Electro-Harmonix

98% similarity
$80.10via Reverb

similar tone character

MXR M120 Auto Q Wah

MXR

97% similarity
$99.77via Reverb

similar tone character

Electro-Harmonix Micro Q-Tron Envelope Filter

Electro-Harmonix

97% similarity
$80.10via Reverb

similar tone character

Boutique & premium upgrades

Maxon AF-9 Auto Filter

Maxon

66% similarity
$270via Reverb

Shared character: sensitivity, pick_attack, filter

Guyatone Wah Rocker WR3

pedal

66% similarity
$185.02via Reverb

Shared character: sensitivity, pick_attack, filter

Death By Audio Deep Animation

Death By Audio

64% similarity
$250via Reverb

Shared character: overdrive_pedals, sensitivity, tight_tracking

Carl Martin Ottawa Vintage Optical Envelope Auto-Wah/Envelope Filter

Carl Martin

97% similarity
$149.31via Reverb

similar tone character

Carl Martin Ottawa

Carl Martin

96% similarity
$150.88via Reverb

similar tone character

Similar charactersee all similar tone character →

Emma DiscomBOBulator

pedal

72% similarity

Shared character: sensitivity, tight_tracking, pick_attack

Musitronics Mu-Tron III

Musitronics

67% similarity

Shared character: pick_attack, filter

Smokin' Amp Co. Micro V Envelope Filter

Smokin Amp Co

97% similarity

similar tone character

Vox V863CA Auto Wah

Vox

97% similarity

similar tone character

Rocktron VII Deadly Sins Auto Wah

Rocktron

97% similarity

similar tone character

Fender Pour Over Envelope Filter

Fender

97% similarity
$124.31via Reverb

similar tone character

See all alternatives to the DigiTech DOD Envelope Filter 440 (cheaper + boutique) →

Questions people ask

What are good alternatives to the DigiTech DOD Envelope Filter 440?+

The closest matches in character are the Emma DiscomBOBulator, the Musitronics Mu-Tron III, the Smokin' Amp Co. Micro V Envelope Filter. Budget picks: Demon FX Pearl White Auto Wah, Electro-Harmonix Doctor Q, Donner Dynamic wah. Boutique upgrades: Maxon AF-9 Auto Filter, Guyatone Wah Rocker WR3, Death By Audio Deep Animation.

What pairs well with the DigiTech DOD Envelope Filter 440?+

Strong matches from rig and tone-complementarity evidence: Park P50 Classic, Fender Twin Reverb Head, Catalinbread Giygas — Park P50 Classic's compressed voice suits DigiTech DOD Envelope Filter 440's own dynamic character.

How much does the DigiTech DOD Envelope Filter 440 cost?+

Around $111.45 (live listing price, updated Aug 27, 2026).

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DigiTech DOD Envelope Filter 440 — NodeTone