The Rocktron Heart Attack Dynamic Filter is a Rocktron wah pedal, currently around $34.13. Close alternatives include the Mr. Black Fwonkbeta and the Keeley Neutrino. It pairs well with the Cornell Romany 10 Tweed 10 watt Tube and the Two-Rock Vintage Deluxe 6L6 35W 1x12 Combo.
Rocktron Heart Attack Dynamic Filter
Rocktron · pedal
The Rocktron Heart Attack is a dynamic filter and auto-wah pedal from Rocktron (Battle Creek, Michigan), delivering touch-sensitive envelope filter auto-wah that responds to pick attack for funky filter effects at accessible Rocktron pricing.
What stands out
“The Rocktron Heart Attack is a dynamic filter and auto-wah pedal from Rocktron (Battle Creek, Michigan), delivering touch-sensitive envelope filter auto-wah that responds to pick attack for funky filter effects at accessible Rocktron pricin…”
— from the listing
“Its standout strength is the dynamic envelope filter at accessible Rocktron pricing”
— from the community notes
“The Rocktron Heart Attack delivers dynamic filter auto-wah at accessible Rocktron pricing for funk players who want envelope filter at a budget-friendly price”
— from the community notes
“Touch-sensitive filter”
— from the reviews
“Use-case wise it suits funk players who want auto-wah at Rocktron pricing”
— from the community notes
- filter
- envelope filter
- auto wah
- dynamic
- touch
- attack
- funk
- pick attack
Price updated Oct 25, 2026
Genres the Rocktron Heart Attack Dynamic Filter is commonly used in
- Funk
- Soul
cited
Inferred from shared tonal signals, not a stated genre tag. - Reggae
cited
Inferred from shared tonal signals, not a stated genre tag.
Amps that pair well with the Rocktron Heart Attack Dynamic Filter
Cornell Romany 10 Tweed 10 watt Tube
Cornell
19% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain. (dynamic → compressed)
Into a dynamic tone, Cornell Romany 10 Tweed 10 watt Tube brings a pull toward compressed that's missing
Comes later in the signal chain
Two-Rock Vintage Deluxe 6L6 35W 1x12 Combo
Two-Rock
17% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain. (dynamic → compressed)
Two-Rock Vintage Deluxe 6L6 35W 1x12 Combo leans this dynamic tone toward compressed, which it doesn't make on its own
Comes later in the signal chain
Ceriatone British Style 2525
Ceriatone
tonal matchComes later in the signal chain
Ceriatone British Style 2525 leans this dynamic tone toward compressed, which it doesn't make on its own
Vox AC30S1 OneTwelve 30W 1x12 Combo
Vox
tonal matchComes later in the signal chain
Vox AC30S1 OneTwelve 30W 1x12 Combo leans this dynamic tone toward compressed, which it doesn't make on its own
Fryette Power Station 100
Fryette
tonal matchComes later in the signal chain
Into a dynamic tone, Fryette Power Station 100 brings a pull toward compressed that's missing
Kustom HV30 Tube
Kustom
tonal matchComes later in the signal chain
Into a dynamic tone, Kustom HV30 Tube brings a pull toward compressed that's missing
Mesa/Boogie Stiletto Deuce Stage II
Mesa Boogie
tonal matchComes later in the signal chain
Into a dynamic tone, Mesa/Boogie Stiletto Deuce Stage II brings a pull toward compressed that's missing
Friedman PT-20
Friedman
tonal matchComes later in the signal chain
Into a dynamic tone, Friedman PT-20 brings a pull toward compressed that's missing
Pedals that stack with the Rocktron Heart Attack Dynamic Filter
Origin Effects RevivalDrive
Origin Effects
21% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain. (dynamic → compressed)
Origin Effects RevivalDrive leans this dynamic tone toward compressed, which it doesn't make on its own
Comes later in the signal chain
Dunlop MXR Distortion Plus
Dunlop
20% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain. (dynamic → compressed)
Into a dynamic tone, Dunlop MXR Distortion Plus brings a pull toward compressed that's missing
Comes later in the signal chain
Source Audio Nemesis
Source Audio
4% matchSource Audio Nemesis's pristine voice goes after Rocktron Heart Attack Dynamic Filter in the signal chain — it's not there to compete with Rocktron Heart Attack Dynamic Filter's own dynamic character — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Strymon TimeLine
Strymon
4% matchKeep Strymon TimeLine after Rocktron Heart Attack Dynamic Filter in the signal chain, where it won't crowd Rocktron Heart Attack Dynamic Filter — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
DigiTech DOD Compressor 280
Digitech
tonal matchComes later in the signal chain
Into a dynamic tone, DigiTech DOD Compressor 280 brings a pull toward compressed that's missing
DigiTech XBS Bass Squeeze
Digitech
tonal matchComes later in the signal chain
Into a dynamic tone, DigiTech XBS Bass Squeeze brings a pull toward compressed that's missing
Fairfield Circuitry 20% More
Fairfield Circuitry
tonal matchComes later in the signal chain
Into a dynamic tone, Fairfield Circuitry 20% More brings a pull toward compressed that's missing
Tech 21 CompTortion
Tech 21
tonal matchComes later in the signal chain
Tech 21 CompTortion leans this dynamic tone toward compressed, which it doesn't make on its own
Boutique & premium upgrades
One Control Butter Yellow Auto Quack
One Control
65% similarityShared character: filter, pick attack, touch
Malekko Omicron Analog E Filter V2
Malekko
61% similarityShared character: filter, touch
Mad Professor Snow White
Mad Professor
57% similarityShared character: filter, pick attack, touch
Source Audio Encounter
Source Audio
56% similarityShared character: filter, touch
SolidGoldFX Supa Funk
Solidgoldfx
55% similarityShared character: filter, touch
GFI System Rossie
Gfi System
53% similarityShared character: filter
Similar charactersee all similar tone character →
Mr. Black Fwonkbeta
Mr Black
64% similarityShared character: filter, pick attack, touch
Keeley Neutrino
Keeley
58% similarityShared character: filter, pick attack, touch
Donner Mini Auto Wah
Donner
58% similarityShared character: filter, pick attack
Rocktron VII Deadly Sins Auto Wah
Rocktron
55% similarityShared character: filter, touch
Musitronics Mu-Tron III
Musitronics
52% similarityShared character: filter, pick attack, touch
Smokin' Amp Co. Micro V Envelope Filter
Smokin Amp Co
50% similarityShared character: filter, pick attack
See all alternatives to the Rocktron Heart Attack Dynamic Filter (cheaper + boutique) →
Questions people ask
What are good alternatives to the Rocktron Heart Attack Dynamic Filter?+
The closest matches in character are the Mr. Black Fwonkbeta, the Keeley Neutrino, the Donner Mini Auto Wah. Boutique upgrades: One Control Butter Yellow Auto Quack, Malekko Omicron Analog E Filter V2, Mad Professor Snow White.
What pairs well with the Rocktron Heart Attack Dynamic Filter?+
Strong matches from rig and tone-complementarity evidence: Cornell Romany 10 Tweed 10 watt Tube, Two-Rock Vintage Deluxe 6L6 35W 1x12 Combo, Ceriatone British Style 2525 — Into a dynamic tone, Cornell Romany 10 Tweed 10 watt Tube brings a pull toward compressed that's missing.
How much does the Rocktron Heart Attack Dynamic Filter cost?+
Around $34.13 (live listing price, updated Oct 25, 2026).