The Demon FX Microtubes A7K Bass Preamp is a Demon Fx preamp pedal. Close alternatives include the Demon FX Microtube D7K "Bass" Preamp and the Electro-Harmonix Nano Operation Overlord. It pairs well with the EarthQuaker Devices Hoof Reaper and the ThorpyFX The Dane.
Demon FX Microtubes A7K Bass Preamp
Demon Fx · pedal
The Demon FX MICROTUBES A7K is a budget bass preamp and overdrive pedal from the Chinese effects manufacturer Demon FX, inspired by the Darkglass Microtubes bass preamp circuit architecture. Delivers aggressive transistor-clipped bass overdrive with bass-specific EQ shaping including parametric midrange control. Suited for metal, djent, and modern aggressive bass tones.
- bass
- aggressive
- preamp
- modern
- eq
- transistor
- metal
- djent
Good for
- Live
- Silent Recording
- Studio
Genres the Demon FX Microtubes A7K Bass Preamp is commonly used in
- Metal
- Rock
- Djent
- Metalcore
cited
Inferred from shared tonal signals, not a stated genre tag. - Alternative
cited
Inferred from shared tonal signals, not a stated genre tag. - Hard Rock
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Demon FX Microtubes A7K Bass Preamp
EarthQuaker Devices Hoof Reaper
EarthQuaker Devices
22% matchEarthQuaker Devices Hoof Reaper stacks fuzzy on top of the mid-forward already here
ThorpyFX The Dane
ThorpyFX
22% matchPut ThorpyFX The Dane in front and the mid-forward tone leans further toward fuzzy
Fuzzrocious Cosmic Bull Shark
Fuzzrocious
13% matchPut Fuzzrocious Cosmic Bull Shark after Demon FX Microtubes A7K Bass Preamp in the signal chain, clear of Demon FX Microtubes A7K Bass Preamp's own gain stage
Artec SE-NGT
Artec
10% matchRun the SE-NGT ahead of the Microtubes A7K to gate out hiss before the aggressive bass preamp reacts.
Alexander Pedals SpaceXpander
Alexander Pedals
7% matchRun Alexander Pedals SpaceXpander after Demon FX Microtubes A7K Bass Preamp in the signal chain, clear of Demon FX Microtubes A7K Bass Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Red Witch Titan
Red Witch
7% matchRed Witch Titan's ambient voice goes after Demon FX Microtubes A7K Bass Preamp in the signal chain — it's not there to compete with Demon FX Microtubes A7K Bass Preamp's own aggressive character — goes in the amp's FX loop (or last, into a clean amp)
Fortin Amplification Tempest Overdrive Signature Architects
Fortin Amplification
tonal matchFortin Amplification Tempest Overdrive Signature Architects's own voicing points at a high-gain amp's front end, and Demon FX Microtubes A7K Bass Preamp delivers it
Friedman Buxom Boost
Friedman
tonal matchInto Demon FX Microtubes A7K Bass Preamp, Friedman Buxom Boost is right at home: it's built around a high-gain amp's front end
Alternativessee all similar tone character →
Demon FX Microtube D7K "Bass" Preamp
Demon Fx
84% similarityShared character: aggressive_playing, amp, preamp
Electro-Harmonix Nano Operation Overlord
Electro-Harmonix
71% similarityShared character: middle, amp, bass
Ashdown James LoMenzo Mega Drive
Ashdown
70% similarityShared character: aggressive_playing, middle, amp
Ampeg Classic Analog Bass Preamp pedal
Ampeg
70% similarityShared character: middle, preamp, bass
Orange Bass Butler Bi-Amp Bass Preamp
Orange
69% similarityShared character: preamp, bass, overdrive
Aguilar - OBP-1TK On-Board Bass Preamp
Aguilar
68% similarityShared character: middle, amp, preamp
Tech 21 Sansamp YYZ Shape-Shifter
Tech 21
68% similarityShared character: aggressive_playing, preamp, bass
Electro-Harmonix Bass Metaphors
Electro-Harmonix
68% similarityShared character: middle, amp, preamp
Behringer BDI21
Behringer
67% similarityShared character: preamp, bass, overdrive
Hotone B Station
Hotone
67% similarityShared character: middle, preamp, bass
Markbass MB Instrument PRE
Markbass
66% similarityShared character: middle, preamp, bass
Suhr Thump Bass Preamp
Suhr
66% similarityShared character: middle, preamp, bass
See all alternatives to the Demon FX Microtubes A7K Bass Preamp (cheaper + boutique) →
Questions people ask
What are good alternatives to the Demon FX Microtubes A7K Bass Preamp?+
The closest matches in character are the Demon FX Microtube D7K "Bass" Preamp, the Electro-Harmonix Nano Operation Overlord, the Ashdown James LoMenzo Mega Drive.
What pairs well with the Demon FX Microtubes A7K Bass Preamp?+
Strong matches from rig and tone-complementarity evidence: EarthQuaker Devices Hoof Reaper, ThorpyFX The Dane, Fuzzrocious Cosmic Bull Shark — EarthQuaker Devices Hoof Reaper stacks fuzzy on top of the mid-forward already here.