The Peavey Rock Master Preamp is a Peavey preamp pedal. Close alternatives include the SONICAKE Black Hammer and the TC Electronic Jims 800 Preamp. It pairs well with the Soldano SLO and the Suhr Shiba Drive.
Peavey Rock Master Preamp
Peavey · pedal
The Peavey Rock Master is a rack-mounted high-gain preamp from Peavey Electronics, delivering aggressive high-gain tone suited for metal and hard rock in a 1U rack enclosure. The Rock Master was a staple of late 1980s and 1990s high-gain metal rigs and was used by numerous metal guitarists during that era.
What stands out
“The Rock Master was a staple of late 1980s and 1990s and was used by numerous metal guitarists during that era”
— from the listing
“The Peavey Rock Master is a rack-mounted high-gain preamp from Peavey Electronics, delivering aggressive high-gain tone suited for metal and hard rock in a 1U rack enclosure”
— from the listing
“High-gain saturation and aggressive voicing suit metal and hard rock applications”
— from the reviews
“Metal guitarists who want authentic vintage high-gain rack tone find the Rock Master a distinctive, era-specific piece of gear”
— from the community notes
“The Rock Master's distinctive gain character is an authentic piece of metal gear history”
— from the reviews
Trade-offs
“build quality is solid and road-worthy from peavey”
— from the reviews
- high gain
- aggressive
- rock
- hard rock
- metal
- vintage
- saturation
Genres the Peavey Rock Master Preamp is commonly used in
- Electronic
- Rock
- Hard Rock
- Metal
- Heavy Metal
cited
Inferred from shared tonal signals, not a stated genre tag. - Christian Rock
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Peavey Rock Master Preamp
Soldano SLO
Soldano
15% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → tight)
Feed a high gain signal into Soldano SLO and it comes out closer to tight
Suhr Shiba Drive
Suhr
15% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → mid-forward)
Suhr Shiba Drive pushes a high gain tone toward mid-forward
Comes earlier in the signal chain
Electro-Harmonix Deluxe Electric Mistress
Electro-Harmonix
14% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → shimmer)
Keep Electro-Harmonix Deluxe Electric Mistress after Peavey Rock Master Preamp in the signal chain, clear of Peavey Rock Master Preamp's own gain stage
Comes earlier in the signal chain
TC Electronic Triple Flashback Delay
TC Electronic
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 TC Electronic Triple Flashback Delay after Peavey Rock Master Preamp in the signal chain, clear of Peavey Rock Master Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Meris Mercury7 Reverb
Meris
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. (high gain → lush)
Run Meris Mercury7 Reverb after Peavey Rock Master Preamp in the signal chain, clear of Peavey Rock Master Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Warm Audio Pedal 76 Compressor
Warm Audio
11% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.
Peavey Rock Master Preamp's own high gain character is the real reason this is worth trying
Comes earlier in the signal chain
MXR CAE Wah
MXR
tonal matchComes earlier in the signal chain
MXR CAE Wah goes in front of Peavey Rock Master Preamp — a wah tracks picking dynamics best on the raw signal
EarthQuaker Devices Swiss Things
EarthQuaker Devices
Alternativessee all similar tone character →
SONICAKE Black Hammer
Sonicake
58% similarityShared character: metal, hard rock, aggressive playing
TC Electronic Jims 800 Preamp
TC Electronic
57% similarityShared character: hard rock
NuX Brownie
Nux
57% similarityShared character: hard rock, vintage charm, high gain settings
NuX Fireman
Nux
57% similarityShared character: metal, hard rock, aggressive playing
Wylde Audio MXR WA44 Overdrive
Wylde Audio
55% similarityShared character: metal, hard rock, aggressive playing
ProCo Lil Rat
Proco
55% similarityShared character: aggressive playing, high gain settings
Maxon Sm-9 Pro+
Maxon
55% similarityShared character: hard rock, metal, aggressive playing
Donner Extreme Driver
Donner
55% similarityShared character: hard rock, metal, high gain settings
T Lab Custom Audio Rock Preamp
T Lab Custom Audio
55% similaritySimilar role and voicing
Matthews Effects The Harbinger Distortion
Matthews Effects
54% similarityShared character: hard rock, aggressive playing, high gain settings
MXR CSP036 Il Diavolo Overdrive
MXR
53% similarityShared character: aggressive playing, high gain settings
Matthews Effects The Breaker
Matthews Effects
52% similarityShared character: hard rock, aggressive playing, high gain settings
See all alternatives to the Peavey Rock Master Preamp (cheaper + boutique) →
Questions people ask
What are good alternatives to the Peavey Rock Master Preamp?+
The closest matches in character are the SONICAKE Black Hammer, the TC Electronic Jims 800 Preamp, the NuX Brownie.
What pairs well with the Peavey Rock Master Preamp?+
Strong matches from rig and tone-complementarity evidence: Soldano SLO, Suhr Shiba Drive, Electro-Harmonix Deluxe Electric Mistress — Feed a high gain signal into Soldano SLO and it comes out closer to tight.