
Headrush Amplifiers
99 PV51 II Clean
Inspired by Peavey 5150 II (Clean)
The model 99 PV51 II Clean it is designed to deliver modern clean, extremely defined and with great headroom, ideal for:
- Funk, pop, blues and modern rock
- Pedal platformer (perfect with overdrive and effects)
- Brilliant clean sounds with great dynamics
It is a very versatile clean amp, with the possibility of reaching a light crunch thanks to the gain control.
BluesRockHard RockHeavy MetalJazzFunkPopCountryBass
Controls
Bright
Activate the boost on high frequencies:
- Y → bright and crystalline sound
- N → warmer and rounder sound
- Ideal for arpeggios and funky rhythms
Treble
Control the high frequencies:
- Low → soft sound
- High → bright and defined
Middle
Controls the mid frequencies:
- Low → scooped sound
- High → more body and presence
- Fundamental for standing out in the mix
Bass
Control the low frequencies:
- Low → tight and controlled
- High → full and deep
Presence
Controls the final brilliance:
- Low → soft sound
- High → more open and punchy Adds “air” to the sound
Gain
Control the saturation level:
- Low → pure clean
- High → light crunch
- Use it to slightly dirtier the sound without losing definition
Boost
Adds extra boost:
- Low → almost inaudible
- High → more volume and presence
- Great for clean solos or light crunch
Volume
Controls the preamp level:
- Low → controlled clean
- High → more body and dynamics
- Interacts with Gain
Output Level
Controls the final volume:
- Negative → attenuation 0 d
- B → neutral
- Positive → boost Does not alter the timbre
Pro Tips
BEHAVIOR OF THE AMPLIFIER
- Clean, very defined and dynamic
- Large headroom → does not distort easily
- Perfect as a pedalboard base
- Integrated boost useful for clean leads
Advice:
- Bright + Treble → maximum sparkle
- Middle → adjust presence in the mix
- Low gain → pure clean
- Boost → to stand out in solos
Final advice:
- Use this amp as universal clean base
- Low Gain + Boost → perfect for clean leads
- Bright ON → funk and pop
- Bright OFF → blues and jazz
Setup Examples
Crystal clean / funk
BrightY
Treble65%
Middle50%
Bass45%
Presence60%
Gain35%
Boost0%
Volume55%
Output Level0dB
Clean warm/blues
BrightN
Treble55%
Middle55%
Bass50%
Presence55%
Gain45%
Boost10%
Volume60%
Output Level+1 dB
Light crunch / clean lead
BrightY
Treble60%
Middle55%
Bass50%
Presence60%
Gain55%
Boost25%
Volume65%
Output Level+1–2 dB

