Positive Grid Spark 40 Smart Guitar Amplifier settings
Holy Wars settings for Positive Grid Spark 40 Smart Guitar Amplifier
Megadeth · adapted 4 times on ToneAdapt
To get the Megadeth "Holy Wars" riff tone on a Positive Grid Spark 40 Smart Guitar Amplifier, select the British Lead (Marshall JCM900) preset, then set Gain 7.5, Bass 5, Mid 6.5, Treble 7, Reverb 0, Master volume 6. Use the bridge pickup with your guitar's tone on 10 and volume on 10.
Riff settings
Adapted for a Ibanez RG · updated 2026-11-10
- Preset / mode
- British Lead (Marshall JCM900)
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 10 · Volume 10
Positive Grid Spark 40 Smart Guitar Amplifier knobs
- Gain
- 7.5
- Bass
- 5
- Mid
- 6.5
- Treble
- 7
- Reverb
- 0
- Master volume
- 6
- Amp type selector
- 0
Playing tips
- Focus on tight palm muting for a percussive attack.
- Use aggressive picking to enhance articulation.
- Maintain a staccato feel in your riffing for clarity.
The original rig
What Megadeth used on the recording, for reference. ToneAdapt translates this to the controls your Positive Grid Spark 40 Smart Guitar Amplifier actually has.
- Guitar
- Jackson KV Pro Dave Mustaine Signature (likely with Bill Lawrence L-500XL bridge pickup)
- Amp
- Marshall JCM800 2203 head into DeCuir 4x12 cabinet with Celestion speakers
- Gain
- 7.5
- Bass
- 5
- Mid
- 5.5
- Treble
- 7
- Presence
- 6.5
- Reverb
- 0
Different guitar or pedals? Get Holy Wars adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Megadeth's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What preset should I use on the Positive Grid Spark 40 Smart Guitar Amplifier for Holy Wars?
Start from the British Lead (Marshall JCM900) preset, then set Gain 7.5, Bass 5, Mid 6.5, Treble 7, Reverb 0, Master volume 6.
Which pickup should I use for Holy Wars?
Bridge pickup, with the guitar's tone at 10 and volume at 10.
What gear did Megadeth use on Holy Wars?
Guitar: Jackson KV Pro Dave Mustaine Signature (likely with Bill Lawrence L-500XL bridge pickup). Amp: Marshall JCM800 2203 head into DeCuir 4x12 cabinet with Celestion speakers.
Will these settings work with my guitar?
These settings were adapted for a Ibanez RG. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Holy Wars on other amps
Popular songs on the Positive Grid Spark 40 Smart Guitar Amplifier
- Master of Puppets · Metallica
- Walk · Pantera
- Sweet Child O' Mine · Guns N' Roses
- Crazy Train · Ozzy Osbourne
- Enter Sandman · Metallica
- Smells Like Teen Spirit · Nirvana
- Black Hole Sun · Soundgarden
- Raining Blood · Slayer
- Even Flow · Pearl Jam
- Stairway to Heaven · Led Zeppelin
Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.