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That chugging, “galloping” rhythm in Barracuda is one of the most recognizable guitar moments in classic rock. It isn’t just about the notes—it’s a masterclass in how to use a flanger as a rhythmic instrument.
To nail this tone, you need a specific blend of 1970s tube saturation and a modulation sweep that sounds like a jet engine caught in a vacuum.

The Original Ingredients (The Studio Rig)
- The Guitar: Roger Fisher used a 1968 Fender Stratocaster. The bridge single-coil is essential for that snap and percussive attack that makes the gallop cut through the mix.
- The Amp: A Mesa Boogie Mark I. In 1977, this was the cutting edge of “boutique” gain—providing a thick, smooth distortion that didn’t get fizzy like the fuzz pedals of the era.
- The Secret Sauce: The A/DA Flanger. This rare unit had a “Harmonics” switch that added a metallic, hollowed-out character to the sweep.
The Digital Recipe (Modeling & Plugins)
Whether you’re using an HX Stomp, Boss GX-100, or TONEX, look for a “California Clean” or “70s Rock” amp model and use these settings:
- Amp Gain: 6.0 (Enough for sustain, but keep it tight).
- The Flanger Block (Critical): * Rate: 0.3Hz to 0.5Hz (Slow and steady).
- Depth: 85% (A deep, dramatic sweep).
- Regeneration/Feedback: 75% (This creates the “whoosh”).
- Manual/Width: Adjust until the “peak” of the sweep aligns with the start of your gallop.
Hardware Spotlight: The “Pro” Choice
The IK Multimedia TONEX is perfect for this because you can pull a “Tone Model” of an actual vintage Mesa Boogie Mark I. It captures the exact compression and sag of the original tubes that Roger Fisher used in Vancouver.
The Budget Barracuda Rig
You don’t need a vintage rack to get this sound on stage.
- The Pedal: The Boss BF-3 Flanger is a tank and gets you 95% of the way to the A/DA sound. Set it to “Standard” or “Ultra” mode.
- The Amp-in-a-Box: A Mooer GE150 or a Zoom G1X FOUR has excellent “Jet Flanger” presets that can be tweaked for the gallop.
The Story Behind the Gallop: Now that you’ve dialed in the gear, find out why this song was actually a “middle finger” to the record industry in our Barracuda Lyrics Meaning guide.
More Tone Recipes
- How to Recreate The White Stripes’ Seven Nation Army Tone
- How to Recreate Tom Petty’s ‘American Girl’ Guitar Tone