Pure Tube Amp Tone, Perfectly Tamed for Studio and Stage

The Suhr Reactive Load solves the fundamental flaw of traditional resistive load boxes: lost dynamics and flat, lifeless feel. Designed to present a true, non-linear impedance curve that dynamically responds just like an actual 8-ohm speaker cabinet, the Suhr Reactive Load allows your vacuum tube amplifier to breathe, react, and saturate exactly as it was engineered to do—all at zero acoustic volume.

Whether you are capturing cranked 100-watt tube heads in your home studio, feeding direct signals to digital IR (Impulse Response) loaders, or running a silent stage setup directly into the FOH PA system, the Suhr Reactive Load preserves the full harmonic spectrum, tactile feel, and dynamic expression of your favorite amplifier.

Sanctuary Expert Insight

If you love the tone of your cranked tube amp but can't run a cabinet at 110dB in a home studio or quiet church venue, the Suhr Reactive Load is the industry benchmark. Unlike digital modelers that replace your amp, this preserves your actual amplifier's power-tube distortion and output transformer dynamics, delivering an uncolored balanced line-level output directly into your audio interface or impulse response cabinet emulator.

Key Features & Performance Architecture

• Authentic Reactive Impedance: Replicates the complex resistance and inductance curve of a real speaker cabinet for natural touch-sensitivity and dynamic response.
• Uncompromised Signal Path: Pure analog circuitry with no active modeling or coloration, ensuring your amp's true character remains 100% intact.
• Dual Outputs: Features both balanced XLR and unbalanced 1/4" line outputs for direct connection to studio monitors, recording interfaces, or live sound consoles.
• Level Trim Control: Fine-tune your output signal strength to optimize gain staging into preamps and converter inputs.
• Filtered Direct Output: Includes a high-frequency filter switch to tame harsh upper-harmonics when running directly into power amps or full-range monitors without IR software.

Technical Specifications

• Input Impedance: 8 Ohms
• Maximum Recommended Power: 100 Watts RMS
• Output Impedance: Balanced 10K Ohm (XLR), Unbalanced 10K Ohm (1/4")
• Power Supply: Passively operated for load functionality; power required only for active line-level buffering
• Dimensions: 12.75" W x 8" D x 3" H
• Weight: 6.7 lbs
• Country of Origin: Designed and Made in the USA

SKU: 07-RCL-0001 SPEAKER INPUT IMPEDANCE: 8 Ohm DI / LINE OUT LEVEL: +4 dBu at 7 watts input, maximum level setting BALANCED LINE OUTPUT IMPEDANCE: Less than 6KΩ UNBALANCED LINE OUTPUT IMPEDANCE: Less than 6KΩ MAXIMUM RECOMMENDED INPUT POWER: 100 Watts RMS ROHS COMPLIANT: Yes DIMENSIONS: 8.8" (W) x 8.9" (D) x 3.6" (H) WEIGHT: 6.6lb