Suhr PT15 IR Pete Thorn Signature 3-Channel 15-Watt Tube Guitar Amp Head - Used

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This used Suhr will ship insured and inspected from Rapid City, SD. In excellent condition, this amp has a few scratches on the front and back panels.

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The Suhr PT15 IR Pete Thorn Signature is a modern hybrid amplifier that blends full tube tone with advanced reactive load and impulse response technology, giving players the feel of a traditional valve amp with the flexibility of a complete recording and performance system. At its core, it remains a fully analog 6V6-driven, three-channel tube amplifier, delivering rich dynamics, touch sensitivity, and the classic American and British-inspired tones players expect from a high-end boutique design. The digital side is kept entirely out of the signal path until the output stage, preserving pure tube tone while expanding practical usability.

What makes the PT15 IR especially unique is how seamlessly it adapts to different playing environments. A built-in reactive load allows silent operation without a speaker cabinet, while onboard impulse responses provide studio-quality cabinet and microphone simulation directly to a DAW, PA, or headphones. Each channel can be assigned its own IR, meaning you can instantly switch between different virtual cabinets depending on tone or channel selection, making it equally powerful for live stage setups or silent recording workflows.

Beyond its studio-grade flexibility, it’s also built as a complete practice and performance tool. A headphone output and auxiliary input make it easy to jam along with tracks anywhere, while USB support allows loading custom third-party IRs for further tonal expansion. Combined with Pete Thorn and John Suhr’s long-term collaboration, the result is an amp that delivers traditional tube responsiveness with modern control, making it one of the most versatile compact professional rigs available.

Features / Specs

• Channels: 3
• Wattage: 15W
• Preamp Tubes: 5 x 12AX7
• Power Tubes: 2 x 6V6GT
• Inputs: One 1/4", FX Loop Send 1/4", Footswitch 1/4" TRS, USB In for IR Loading 
• Outputs: FX Loop Return 1/4", two Outputs 1/4" (Reactive Load Parallel and Disconnected), Line Out 1/4"
• Dimensions: 20.5" (W) x 8.25” (D) x 9.25” (H)
• Weight: 24.7 lbs
• Power Cable: Not Included