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Positive Grid Spark 2 settings

Testify settings for Positive Grid Spark 2

Stevie Ray Vaughan & Double Trouble · adapted 2 times on ToneAdapt

To get the Stevie Ray Vaughan & Double Trouble "Testify" solo tone on a Positive Grid Spark 2, select the British 30 preset, then set Gain 5.5, Bass 6, Mid 5, Treble 6, Reverb 1.5, Music volume 6. Use the bridge + middle pickup with your guitar's tone on 6-7 and volume on 8-9.

Solo settings

Adapted for a Fender Stratocaster · updated 2026-09-20

Preset / mode
British 30
Pickup
Bridge + Middle
Guitar knobs
Tone 6-7 · Volume 8-9

Positive Grid Spark 2 knobs

Gain
5.5
Bass
6
Mid
5
Treble
6
Reverb
1.5
Music volume
6
Guitar volume
8

Built-in effects

  • Reverb on (spring) · 2

Playing tips

  • Use your amp's built-in reverb set to a moderate level to recreate the spacious feel of the original tone.
  • Play with touch-sensitive dynamics to achieve the singing sustain characteristic of SRV's style.
  • Focus on articulate single notes to capture the Texas blues bite.

The original rig

What Stevie Ray Vaughan & Double Trouble used on the recording, for reference. ToneAdapt translates this to the controls your Positive Grid Spark 2 actually has.

Guitar
1962 Fender Stratocaster 'Number One'
Amp
1964 Fender Vibroverb (blackface, 2x10" speakers, often paired with a 1959 Fender Bassman in studio)
Gain
5
Bass
7
Mid
7
Treble
6.5
Presence
5.5
Reverb
2.5
Full Testify tone breakdown, effects and sources →

Different guitar or pedals? Get Testify adapted to your exact rig

These settings were generated for the gear named above. ToneAdapt adapts Stevie Ray Vaughan & Double Trouble'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 2 for Testify?

Start from the British 30 preset, then set Gain 5.5, Bass 6, Mid 5, Treble 6, Reverb 1.5, Music volume 6.

Which pickup should I use for Testify?

Bridge + Middle, with the guitar's tone at 6-7 and volume at 8-9.

What gear did Stevie Ray Vaughan & Double Trouble use on Testify?

Guitar: 1962 Fender Stratocaster 'Number One'. Amp: 1964 Fender Vibroverb (blackface, 2x10" speakers, often paired with a 1959 Fender Bassman in studio).

Will these settings work with my guitar?

These settings were adapted for a Fender Stratocaster. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.

More Stevie Ray Vaughan & Double Trouble on the Positive Grid Spark 2

All Stevie Ray Vaughan & Double Trouble tones →

Popular songs on the Positive Grid Spark 2

All 76 songs for the Positive Grid Spark 2 →

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.