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Ampeg Rocket Bass RB-108 settings

For Whom the Bell Tolls settings for Ampeg Rocket Bass RB-108

Metallica · adapted 7 times on ToneAdapt

To get the Metallica "For Whom the Bell Tolls" distorted tone on a Ampeg Rocket Bass RB-108, set Gain 7.5, Drive 3, Bass 3.5, Mid 6, Treble 5.5. Use the both pickup.

Distorted settings

updated 2026-10-21

Pickup
both

Ampeg Rocket Bass RB-108 knobs

Gain
7.5
Drive
3
Bass
3.5
Mid
6
Treble
5.5

Playing tips

  • Use fingerstyle to emphasize the warmth and roundness of the tone.
  • Experiment with the drive control to achieve the desired saturation without losing clarity.
  • Adjust your playing dynamics to accentuate the aggressive character of the overdriven tone.

The original rig

What Metallica used on the recording, for reference. ToneAdapt translates this to the controls your Ampeg Rocket Bass RB-108 actually has.

Bass
Gibson Explorer (likely 1984 model, stock pickups at time of recording)
Amp
Marshall JMP 2203 (modified, 100W head, used in studio for Ride the Lightning 1984)
Gain
7.5
Bass
6
Mid
4.5
Treble
7
Presence
6
Reverb
0
Full For Whom the Bell Tolls tone breakdown, effects and sources →

Different bass or pedals? Get For Whom the Bell Tolls adapted to your exact rig

These settings were generated for the gear named above. ToneAdapt adapts Metallica's tone to your own bass, pickups, amp and pedals in seconds.

Frequently asked questions

What are the best Ampeg Rocket Bass RB-108 settings for For Whom the Bell Tolls?

Set Gain 7.5, Drive 3, Bass 3.5, Mid 6, Treble 5.5.

Which pickup should I use for For Whom the Bell Tolls?

both.

What gear did Metallica use on For Whom the Bell Tolls?

Bass: Gibson Explorer (likely 1984 model, stock pickups at time of recording). Amp: Marshall JMP 2203 (modified, 100W head, used in studio for Ride the Lightning 1984).

Will these settings work with my bass?

Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact bass, pickups, amp and pedals.

Popular songs on the Ampeg Rocket Bass RB-108

All 9 songs for the Ampeg Rocket Bass RB-108 →

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.