10 Best Amp Attenuator of December 2025

• Tames a screaming loud tube amp by running through the effects loop and controlling the amount of signal sent to the power section
• Lets you really push the front end of your amp for the natural feel and tone that you can’t get any other way
• Retain the response and tone of your amp’s sweet spot at lower levels
• High grade components keep your tone clear and pure
• Passive design doesn’t require any power
• Designed to be compact, sturdy, and simple to integrate into your rig
• Can easily be mounted underneath your pedalboard

JHS Pedals

• The Step Ladder is a passive input attenuator using high quality components for excellent reliability
• True-bypass mode provides the maximum signal level
• The attenuator pot and two toggle switches allow for flexibility in the amount of signal attenuation when not in bypass mode
• Treble bleed capacitors in the circuit retain crisp high frequencies even at maximum attenuation
• The Step Ladder is ideal for anything from getting a slight boost while playing single-note acoustic guitar leads or for jumping from clean to overdrive in a high-gain electric guitar amp

Mod Kits

• Premium, no-compromise analog reactive load box and guitar recording system for tube guitar amps
• Instant album-quality mic and speaker cabinet tones via front-panel RIG control
• Get record-ready sounds quickly with expertly-placed virtual mics and cabs - no amp miking required
• Five finely-tuned guitar amp attenuation levels, from completely silent to whisper quiet to full band volume
• UA Dynamic Speaker Modeling emulates speaker drive, breakup and cone cry

Universal Audio

• 100W Guitar Amp Companion with FX Loop
• USB Audio Interface
• Reactive Load Box
• Speaker IR Loader
• Onboard FX

Boss

• Speaker Simulat - 8 ohm
• Direct Box
• Load Box
• Attenuat

Two Notes

• High quality Electronic components and circuit design keep your tone clear and pure.Keep the dynamics and tone of your amp’s sweet spot at lower levels.
• True bypass.Running through the 【FX loop】 and controlling the amount of signal sent to the power section. Let you really push the front end of your amp for the natural feel and tone.
• Easy-to-use passive attenuator. Passive design doesn’t require any power .The LED only displays whether the pedal is on or not.
• Set output level to minimum immediately by tapping MINIMUM footswitchOnboard knobs and switch provide flexible sound character.
• DC 9V Adapter power supply. (plug polarity is positive on the barrel and negative in the center).(NOT INCLUDED)

Donner

• True Power Tube Speaker Attenuator
• Full moneyback satisfaction guarantee
• Preserve pumping tube tones at lower volumes
• Boutique crafted in USA
• Works on all 8 ohm amps 60 watts or less

Carl's Custom Guitars

• Passive 100-Watt Power Attenuator allows you to get the ultimate overdriven tone at any volume
• Multi-impedance input connectors (4, 8 and 16 Ohms) to match virtually any amplifier
• Line output with dedicated Level control
• Emulated Mic Output mimics a microphone in front of a speaker cabinet
• 3-Year Warranty Program*

Bugera

• Power Handling: 30W R.M.S. Maximum
• Input Impedance: Fixed Impedance; 8 Ohms only
• Speaker Impedance: Fixed Impedance; 8 Ohms only
• Attenuation Levels: A total of 18 distinct attenuation levels are available
• Line Out: Recording / D.I. output, impedance = 10K Ohms; level = -10dbu

Tone King

• Tube Amplifier Voltage Reduction Unit.
• If you want to get the best possible sound from your tube amp, you need a BrownBox.
• Standard 120V AC wall current is typically too high for vintage tube amps.
• The AmpRX BrownBox lets you bring that current down to an optimal level.
• Results in significantly improved amp performance and increased tube life.

AmpRX