Amp Attenuators

The Universal Audio OX Amp Top Box lets you run your favorite tube amp right at its tonal sweet spot while keeping the volume exactly where you need it. Thanks to UA’s Dynamic Speaker Modeling, you get incredibly realistic cabinet and microphone emulations, capturing the nuanced behavior of real speakers in motion. Its premium analog design and world‑class reactive load ensure your amp retains every bit of its dynamics, harmonics, and feel. Whether you’re recording, practicing silently, or chasing cranked‑amp tones at manageable levels, the OX delivers studio‑quality results. With built‑in EQ, compression, delay, and reverb, plus six customizable Rig presets, selectable impedance, and full remote control via Wi‑Fi apps, it opens the door to a huge range of tonal possibilities.

The PS‑100 is the 100‑watt evolution of the award‑winning Power Station PS‑2, offering unmatched transparency, flexibility, and control for virtually any amplifier and speaker setup. With two sets of footswitchable front‑panel controls and a footswitchable FX loop, it integrates effortlessly into complex rigs while remaining intuitive and reliable. Beyond attenuation, the PS‑100 also functions as a powerful amplifier booster, giving small amps enough clean, dynamic headroom to handle full‑band gigs without losing their character. It doubles as a silent reactive load for direct recording via its balanced or unbalanced line outputs. Thanks to the Integrated Reactance Amplifier, your amp responds naturally at any volume, avoiding the tonal loss, harshness, and awkward level jumps common with resistive or solid‑state attenuators. Compact, lightweight, and incredibly versatile, the PS‑100 delivers professional volume control, tone shaping, and recording options for any playing environment.

The Two Notes Torpedo Captor X is a compact, portable powerhouse that combines a reactive load box, amp attenuator, cab simulator, IR loader, and stereo expander into one incredibly flexible unit. It lets your amp operate at its tonal sweet spot while giving you full control over volume, making it perfect for home practice, studio sessions, and live gigs. Dial in the ideal load for your amp, then adjust output to suit your environment without sacrificing feel or dynamics. You can shape your sound in real time using a laptop, mobile device, MIDI controller, or the Torpedo Remote software, and explore a huge library of virtual cabinets, mic setups, and room simulations. Skip the heavy cab and run straight into a mixer, PA, or interface - your custom tones stay consistent everywhere. With built‑in signal processing, the Captor X ensures your guitar always sounds polished and inspiring.

The Two Notes Torpedo Reload II represents a major leap forward in modern backline control, building on the company’s legacy of class‑leading reactive load technology. Designed for total versatility, it features twin‑channel operation, multi‑impedance compatibility, and true continuous attenuation, making it the most advanced load box Two Notes has ever produced. Its redesigned reactive load (now Celestion Approved) ensures your amp’s power stage behaves and responds exactly as it should, even with amplifiers up to 200W RMS. From whisper‑quiet practice to full‑throttle performance, the dual‑mono 215W amplifier/attenuator preserves every nuance of your tone. With paired speaker outputs, a stereo FX loop, twin DI outs, and the included GENOME Reload II Edition software, this unit doesn’t just refine your setup, it completely redefines what your rig can do.

If you’re tired of shaking the walls just to get your amp sounding right or if your FOH engineer keeps begging you to turn down - the Mesa PowerHouse is the solution you’ve been waiting for. This reactive load box and attenuator preserves your amp’s natural tone and feel at any volume, even without a speaker cabinet attached. Designed for amps up to 150 watts, it offers five stages of power reduction from -0dB to -16dB, plus a Level control for ultra‑quiet practice. A 3‑position voicing switch lets you shape your sound, while the Speaker/Load switch gives you the choice between using your real cab or the internal reactive load. The independent dry line output is perfect for IR loaders or re‑amping, and tall rubber feet make amp‑top placement easy. The PowerHouse gives you complete control without sacrificing tone.

The Tone King Ironman II is a powerful, transparent attenuator designed to let you run your amplifier wide open without overwhelming your space. Far more advanced than a simple volume control, it uses a carefully tuned reactive impedance network that mimics the behavior of a real speaker load, paired with transformer‑coupled attenuation circuitry to preserve your amp’s natural tone, dynamics, and feel. This means you can enjoy authentic power‑tube saturation at bedroom or studio levels without sacrificing character. The Ironman II also includes a range of practical features: a DI output with analog cab simulation, full dummy‑load capability, and dual impedance controls for flexible pairing with different amps. Whether you’re practicing quietly or recording without a cabinet, it protects every nuance of your sound while keeping volume fully under control.

The BOSS Waza Tube Amp Expander takes your favorite vintage tube amps and gives them a modern upgrade. With features like a built-in FX loop, reactive load with attenuation, and onboard cab sims (plus the option to load your own impulse responses), it opens up a world of flexibility. Imagine cranking your tube amp to its sweet spot and recording without a mic at comfortable bedroom levels. On stage, the Waza delivers an extra 100 watts of Class A/B power to drive another cabinet, while lush stereo effects enhance your live sound through the PA. Add in full MIDI control and 10 recallable presets, and you’ve got a powerful hub for your entire rig. It’s vintage tone, modern convenience, and endless versatility in one box.

The Rivera RockCrusher is an incredibly versatile tool, giving you full control over your amp’s volume and tone whether you’re onstage, in the studio, or recording at home. It can sit between your amp and speaker as a power attenuator, or function as a full load box, sending its balanced XLR or unbalanced ¼" line out to another amp, mixer, or interface. Its reactive load network preserves the natural interaction between your amp and speaker, maintaining proper impedance and inductive/capacitive reactance for superior tone at any level. Edge and Warm switches let you fine‑tune the final sound. With 8/16‑ohm matching, a front‑panel bypass, Studio mode for ultra‑low volumes, dual speaker outputs, and rugged 16‑gauge steel construction, the RockCrusher is built for reliability, flexibility, and years of professional performance.

The Suhr Reactive Load offers a straightforward way to capture the full warmth, dynamics, and character of your tube amp without ever needing to mic a speaker cabinet. Acting as a direct replacement for your cab, it provides a safe 8Ω load for amplifiers up to 150 watts and delivers both balanced and unbalanced outputs for easy integration with recording interfaces, effects units, or power amps. Unlike traditional resistive load boxes, which can dull your tone and alter your amp’s response, the Suhr Reactive Load is engineered to mimic the complex impedance curve of a real speaker. This ensures your amp behaves naturally and retains its touch sensitivity. Pair it with your favorite impulse responses for incredibly realistic direct tones. With an optimized input, a THRU jack for optional cab connection, and uncompromising build quality, it’s an ideal bridge between your amp and modern recording setups.

Today, we expect to receive 120V AC from the wall, but in reality, voltage can fluctuate anywhere from 120V to well over 130V depending on location and time of day. That’s not ideal for your amplifier or your ears. Many amps actually run best at lower levels, sometimes as low as 110VAC, and pushing them with 129VAC can drastically change their tone and response. The BrownBox solves this problem with a proprietary 5 Amp transformer and flexible voltage adjustment, letting you dial in the sweet spot for your amp. Its easy-to-read LCD screen and onboard voltmeter show exactly what’s coming from the wall, helping you discover your “Magic Number.” With proper voltage, tube amps reveal their true harmonic character, delivering improved tone, touch, and dynamic performance while avoiding costly repairs.

The GA‑250 Power Attenuator lets you enjoy the full magic of a cranked tube amp glowing tubes, rich sustain, sweet crunch, and dynamic response without the ear‑splitting volume. Perfect for home practice, rehearsals, studio work, or smaller gigs, it gives you complete control over your amp’s output while preserving its natural tone and feel. With six levels of power reduction plus a “Fine” control for the -15 dB setting, you can dial in anything from stage volume to near silence. The GA‑250 handles up to 250 watts, offers 8/16‑ohm compatibility, and can even function as a dummy load for direct recording. An adjustable line out, low‑impedance XLR DI, cooling fan, overload LED, and optional auxiliary power make it a versatile, reliable tool for any tube‑amp player.

Taming a loud tube amp doesn’t always require a bulky attenuator or pricey load box. If your amp has a series effects loop, the JHS Pedals Little Black Amp Box gives you the same control in a tiny, palm‑sized package. Just place it in your loop and use it to dial back the signal hitting your power section. This lets you push your preamp into that rich, natural overdrive you love while keeping the overall volume at comfortable, bedroom‑friendly levels. Your bandmates, sound engineer, neighbors, and even your pets will appreciate the difference. Built with high‑grade components, the Little Black Amp Box is passive, requires no power, and is rugged enough for any rig. Its compact size fits easily on a pedalboard, under a board, or right on top of your amp, quietly doing its job while preserving your tone.

The AmpRx Backline 1200/2400-Watt Power Station is an essential piece of gear for any serious touring musician or studio setup. Designed with reliability and precision in mind, each unit houses two proprietary wound 10-amp Toroid transformers operating at 50/60 Hz, divided into two fully selectable channel banks. Each bank delivers 1200 watts of continuous voltage control, giving you the flexibility to match your amp, outboard gear, or studio equipment to the exact power requirements. A Master Power switch on the back makes operation simple, while advanced circuitry provides first-stage power-up, inrush current protection, and hospital-grade line filtering for unmatched stability. Whether you’re on stage or in the studio, the Backline ensures consistent performance and pristine tone. Draw the line at perfection.

The Bugera PS1 Power Soak packs a ton of useful features into a compact, affordable unit. It lets you enjoy fully cranked tube‑amp tones without the overwhelming volume, making it ideal for home practice, studio work, or small stages. An emulated XLR output delivers convincing miked‑cabinet sound straight to your console, while the 1/4" line output is perfect for players who prefer using their favorite speaker impulse responses in a DAW. The PS1 handles up to 100 watts of tube power and includes selectable 4, 8, and 16‑ohm inputs to accommodate virtually any amp. A dedicated Soak control adjusts the speaker volume, and the Line control lets you fine‑tune the direct output level for recording or live use.

The EHX Signal Pad is a simple but incredibly useful passive attenuator that lets you switch instantly to a preset volume level. Think of it as an external, fully passive, tone‑transparent version of your guitar’s volume knob. Set your amp loud for natural overdrive, then use the Signal Pad to drop your level for clean passages disengage it, and your amp jumps right back into its driven sweet spot. You can place it anywhere in your effects chain to discover new tonal interactions with your favorite pedals. It’s an easy way to turn a single‑channel amp into a flexible two‑channel setup, switch from rhythm to lead levels on the fly, or subtly shape how other effects respond. With true bypass operation and an included 9V battery, the Signal Pad is a compact tool that adds big versatility to any rig.

The Koch Loadbox II is a true multi‑tool for guitarists, offering power attenuation, DI functionality, and speaker simulation in one rugged, road‑ready unit. Built with heavy‑duty components and a stainless‑steel chassis, it’s designed for maximum reliability and pristine signal quality. Instead of a pot-based attenuator, Koch uses jack‑selectable attenuation levels to ensure clarity and consistency at any of its seven output settings, handling up to 120 watts without sacrificing tone. You can route your signal to single or multiple cabinets, use padded or unpadded direct outs, or take advantage of the transformer‑balanced XLR DI and line outputs, complete with voicing switches for mic placement and cab style. It also works as a standalone DI with speaker simulation or even as a headphone amp for silent practice. Available in 4-, 8-, and 16‑ohm versions, the Loadbox II keeps your amp sounding fat, saturated, and inspiring at any volume.

The Palmer PDI06 is a practical, road‑ready power attenuator designed for live performance, rehearsal spaces, and controlled‑volume recording. Installed between your amp’s speaker output and cabinet, it lets you enjoy the rich power‑amp distortion of a cranked tube amplifier while keeping volume at manageable levels. Six attenuation steps reduce output from full volume down to 18%, and an additional setting completely mutes the speaker, allowing the PDI06 to function as a full load box. This is ideal when you want to run directly into a mixing console using an amp’s built‑in speaker‑emulated line out without filling the room with sound. The PDI06 must be matched to the correct impedance, an 8‑ohm model can feed one 8‑ohm cab or two 16‑ohm cabs, with the amp’s output set accordingly. Simple, reliable, and transparent, it’s a solid solution for taming loud tube amps.

The Palmer Supreme Soaker is a true all‑in‑one solution for effortless, professional‑quality guitar recording. This compact unit combines an attenuator, DI box, load box, mic preamp, re‑amping tool, and analog speaker simulator, giving you an incredibly flexible workflow in any environment. It handles up to 150 watts at 8 or 16 ohms and offers seven steps of output reduction, making it easy to tame even powerful amps. A standout feature is its microphone input, which lets you blend a miked cabinet with the onboard speaker simulation for rich, customizable tones. The DI section provides six EQ and speaker‑tone options, while stereo and mono FX loops expand your routing possibilities. With intuitive controls, rugged reliability, and excellent sound quality, the Supreme Soaker is built to streamline both studio and stage setups.

The Rockboard RPA100 Power Attenuator lets you enjoy your amp’s best tones, from high‑gain crunch to saturated power‑amp distortion, at volumes that suit rehearsal rooms, stages, or even late‑night practice. Designed for tube amps up to 100 watts, it ensures your amplifier always sees the correct load with selectable 4, 8, and 16‑ohm connections. You can run it with a speaker cabinet, or go cab‑free and monitor through headphones. For recording or live setups, the RPA100 provides DI and Line outputs that can be routed to mixers or audio interfaces, with optional cab simulations for added realism. An AUX IN lets you blend backing tracks or drum loops into your practice sessions, making this compact attenuator a versatile tool for both performance and home use.

The Reducer is a powerful 200‑watt power soak designed to let you enjoy the full character of your guitar or bass amplifier at any volume. By placing it between your amp head and speaker cabinet, it safely converts excess electrical energy into heat while sending a reduced, controlled signal to the speaker. The result is the same rich tube saturation and power‑amp distortion you love, but at room‑friendly levels. You can select fixed reduction steps of 3 dB or 5 dB, or switch to the “Variable” mode, where a load potentiometer allows continuous adjustment from –7 dB all the way down to near silence. Compatible with all common amplifier impedances, the Reducer offers flexible, transparent volume control without compromising your tone.

The Silencer is designed to let tube amps deliver their best tones, rich power‑amp distortion, harmonic complexity, and vintage character, without the overwhelming volume that normally comes with cranking a 50‑ or 100‑watt amplifier. Placed between your amp and speaker, it lets you dial in exactly how much power reaches the cabinet while safely converting the excess into heat. Attenuation is adjustable in 2 dB steps down to -16 dB, with a FINE control for seamless fine‑tuning. To maintain clarity at low levels, the Silencer includes BITE and PUNCH switches that compensate for natural hearing loss in the highs and lows. Its Natural Tone Technology preserves transparency even at high attenuation. In LOAD mode, it functions as a full loadbox, enabling silent operation and direct recording via its LINE OUT or balanced FANTA output, which emulates the response of real guitar speakers. Fully passive and highly flexible, the Silencer™ delivers authentic tube‑amp tone at any volume.

The Dr. Z Brake-Lite Attenuator lets you push your tube amp right into its tonal sweet spot while keeping the volume at comfortable, bedroom‑friendly levels. It’s an ideal solution for practice, recording, or performing in tight spaces where noise control matters. Installation is simple: mount the Brake-Lite to your favorite combo or head using the included screws, then place it between your amp and speaker. Its 5‑way attenuation switch reduces output without coloring your amp’s natural character, and the “0” setting bypasses the unit entirely. Compatible with tube amps up to 45 watts and supporting 4-, 8-, and 16‑ohm loads, the Brake-Lite gives you the freedom to enjoy wide‑open amp tone anywhere. When volume becomes a challenge, this compact attenuator proves its worth.

Mesa/Boogie’s Cab Clone IR+ packs the legendary sound of their speaker cabinets into a compact, portable reactive load box and IR cab simulator. With four built‑in Mesa cab presets and 16 total miking configurations, plus the ability to load your favorite third‑party IRs, it gives you virtually unlimited tonal combinations for shaping your perfect sound. Take it onstage to achieve cranked‑amp character at controlled, venue‑friendly volumes, or drop it into your studio setup for effortless, mic‑free recording that still feels like a real amp. You can even plug in headphones for silent practice sessions that sound huge. The Cab Clone IR+ also includes an attenuation switch and level control for dialing in the ideal output at any volume. It’s the convenience of a modern cab sim paired with unmistakable Mesa/Boogie tone, a seriously powerful combo.