The Master Effects Manta Ray 2-band Bass Preamp is a Master Effects preamp pedal, currently around $125. Close alternatives include the Ampeg Classic Analog Bass Preamp pedal and the AnalogWorkshop TB5. It pairs well with the Spaceman Explorer 6-Stage Phaser and the Boss OD-1 Overdrive.
Master Effects Manta Ray 2-band Bass Preamp
Master Effects · pedal
The Master Effects Manta Ray 2-Band Bass Preamp is a 2-band EQ bass preamp from boutique manufacturer Master Effects, delivering bass and treble frequency shaping alongside clean preamp gain for bass guitar signal management. 2-band bass preamp format for fundamental tone shaping without the complexity of more advanced multi-band EQ designs.
What stands out
“The Master Effects Manta Ray 2-Band Bass Preamp is a 2-band EQ bass preamp from boutique manufacturer Master Effects, delivering bass and treble frequency shaping alongside clean preamp gain for bass guitar signal management”
— from the listing
“The Master Effects Manta Ray 2-Band delivers 2-band bass preamp at boutique quality for bass players who want fundamental bass and treble preamp EQ from Master Effects”
— from the community notes
“2-band bass preamp format for fundamental tone shaping”
— from the listing
“use-case wise it suits bass players who want simple 2-band preamp eq at master effects quality”
— from the community notes
“Strengths: Simple 2-band bass and treble EQ at Master Effects boutique quality for fundamental bass tone shaping”
— from the reviews
- bass
- treble
- fundamental
- eq
- simple
- frequency
- gain
Good for
- Live
- Silent Recording
- Studio
Price updated Oct 24, 2026
Genres the Master Effects Manta Ray 2-band Bass Preamp is commonly used in
- Alternative
cited
Inferred from shared tonal signals, not a stated genre tag. - Electronic
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Master Effects Manta Ray 2-band Bass Preamp
Spaceman Explorer 6-Stage Phaser
Spaceman
18% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Run Spaceman Explorer 6-Stage Phaser after Master Effects Manta Ray 2-band Bass Preamp in the signal chain, clear of Master Effects Manta Ray 2-band Bass Preamp's own gain stage
Comes earlier in the signal chain
Boss OD-1 Overdrive
Boss
16% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → smooth)
Run Boss OD-1 Overdrive after it and the bright edge settles into something more smooth
Comes earlier in the signal chain
Greer Mizuki blue
Greer
16% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → warm)
Where this leans bright, Greer Mizuki blue answers back warm
Comes earlier in the signal chain
Ashdown Velvet Compressor
Ashdown
16% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → smooth)
What Ashdown Velvet Compressor brings here leans toward compressed — that's worth building a pairing around
Comes earlier in the signal chain
Line 6 DL4 Delay Modeler
pedal
12% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Keep Master Effects Manta Ray 2-band Bass Preamp's bright voice out front: Line 6 DL4 Delay Modeler goes after Master Effects Manta Ray 2-band Bass Preamp in the signal chain so its warm voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Suhr Discovery
Suhr
12% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Put Suhr Discovery after Master Effects Manta Ray 2-band Bass Preamp in the signal chain, clear of Master Effects Manta Ray 2-band Bass Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Tone City King of Blues
Tone City
tonal matchComes earlier in the signal chain
Tone City King of Blues's own voicing points at a clean amp's front end, and Master Effects Manta Ray 2-band Bass Preamp delivers it
Beetronics OV-LE-Uva
Beetronics
tonal matchComes earlier in the signal chain
Beetronics OV-LE-Uva is voiced for a clean amp's front end — Master Effects Manta Ray 2-band Bass Preamp gives it exactly that
Cheaper alternatives
Boutique & premium upgrades
Shins Music Shin's Music BMP1 Bass Master Preamp
Shins Music
53% similarityShared character: treble, gain, bass
ISP Technologies Beta Bass Preamp
Isp Technologies
50% similarityShared character: bass
DSM & Humboldt Electronics Sub-Atomic X-Over Cmos Bass Preamp
Dsm Humboldt Electronics
49% similarityShared character: bass, clean
Similar charactersee all similar tone character →
Ampeg Classic Analog Bass Preamp pedal
Ampeg
56% similarityShared character: treble, gain, bass
AnalogWorkshop TB5
Analogworkshop
55% similarityShared character: bass
Ashdown Triple Shot
Ashdown
52% similarityShared character: treble, bass, clean
EarthQuaker Devices Scrolls V1
EarthQuaker Devices
50% similarityShared character: bass, clean
Ampeg F17-1
Ampeg
50% similarityShared character: treble, gain, bass
One Control Sonic Silver PEG Bass Pre-amp
One Control
49% similarityShared character: bass
See all alternatives to the Master Effects Manta Ray 2-band Bass Preamp (cheaper + boutique) →
Questions people ask
What are good alternatives to the Master Effects Manta Ray 2-band Bass Preamp?+
The closest matches in character are the Ampeg Classic Analog Bass Preamp pedal, the AnalogWorkshop TB5, the Ashdown Triple Shot. Budget picks: Electro-Harmonix Nano Battalion, Demon FX Bear PAW Analog Bass Preamp, Sadowsky SBP-2 Bass Preamp. Boutique upgrades: Shins Music Shin's Music BMP1 Bass Master Preamp, ISP Technologies Beta Bass Preamp, DSM & Humboldt Electronics Sub-Atomic X-Over Cmos Bass Preamp.
What pairs well with the Master Effects Manta Ray 2-band Bass Preamp?+
Strong matches from rig and tone-complementarity evidence: Spaceman Explorer 6-Stage Phaser, Boss OD-1 Overdrive, Greer Mizuki blue — Run Spaceman Explorer 6-Stage Phaser after Master Effects Manta Ray 2-band Bass Preamp in the signal chain, clear of Master Effects Manta Ray 2-band Bass Preamp's own gain stage.
How much does the Master Effects Manta Ray 2-band Bass Preamp cost?+
Around $125 (live listing price, updated Oct 24, 2026).
Compare
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