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Boss RT-20 Rotary Ensemble Effects Pedal


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Kearney, NE0
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  • $ 219.00
  • Regular price $ 305.50

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BOSS RT-20 Rotary Sound Processor

Multitudes of well-known guitarists have used rotary speakers live and in the studio, and with the BOSS RT-20 the sound is now accessible to everyone. Using BOSS COSM technology, the RT-20 models the classic sounds of rotary speaker rigs!

A faithful recreation of a classic sound.

  • 4 different rotary speaker sounds to choose from.
  • Easily adjust parameters like Rise Time, Horn and Bass Speed, Overdrive, etc.
  • Control Slow/Fast transition time with a knob or an expression pedal.

Modern updates for extra fun.

While the RT-20 reproduces classic sounds, it also gives you modern flexibility. You can easily adjust parameters with onboard front-panel controls. Add onboard overdrive for extra texture. And, the virtual-rotor display looks awesome and gives you a representation of what's happening with the virtual treble horn and bass speaker.  

Rock the authentic, classic pulse and twirl sounds with the BOSS RT-20, grab one today! 

Full Features

  • COSM technology recreates beautiful rotary speaker sounds.
  • Control Slow/Fast transition time via knob or in real-time with an expression pedal.
  • Onboard overdrive for added texture and saturation.
  • Treble Rotor and Bass Rotor mix is adjustable.
  • 4 different sound types including UNI-V.
  • Switch to choose between Guitar and Keyboard input.
  • Dreamy front panel virtual-rotor display screen.

Full Specs

  • Nominal Input Level: -20 dBu
  • Input Impedance: 1 M ohms
  • Output Impedance: 1 k ohms
  • Recommended Load Impedance: 10 k ohms
  • Display: VIRTUAL ROTOR
  • Controls: EFFECT ON/OFF pedal, SLOW/FAST pedal, MODE knob, RISE TIME knob, EFFECT LEVEL knob, DIRECT LEVEL knob, BALANCE knob, OVERDRIVE knob, SLOW SPEED knob, FAST SPEED knob, DRIVE TYPE switch
  • Indicators: POWER(serves also as battery check indicator), EFFECT ON/OFF, SLOW/FAST
  • Connectors: INPUT A (MONO) jack (1/4 inch phone type), INPUT B jack (1/4 inch phone type), SPEED (EXP PEDAL) jack (1/4 inch phone type), PHONES jack (stereo 1/4 inch phone type), OUTPUT A (MONO) jack (1/4 inch phone, type), OUTPUT B jack (1/4 inch phone type), AC Adaptor jack
  • Power: DC 9 V=Dry battery (R6/LR6 (AA) type) x 6, AC Adaptor (PSA-series)
  • Accessories: Owner’s Manual, Dry battery x 6
  • Options: AC Adaptor (PSA-series), Expression Pedal (EV-5)
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Yandas Music Support Staff

We want to be YOUR hometown music store champion! Give us a call at 800-338-6939, or fill out the form below. We'll get back to you ASAP!

30 Days. Love it or return it. Guaranteed!

  • Decided you want a different finish? No problem.
  • Color doesn't match your sweet new setup perfectly? No problem.
  • Size just isn't quite right? No problem.
  • The sunlight doesn't reflect just right of it? No problem.

At YandasMusic.com your complete satisfaction is our number one goal! That is why we are pleased to include a 30 day return guarantee with every order. If you are unhappy with a product for any reason, visit our support page here, and let us know! We're here to help in any way that we can. Our return policy was created to help keep our prices low, and to ensure that a customer is never stuck with a item they do not want.

Of course, there are a few exceptions to the rule, such as drum sticks, saxophone reeds, etc.

Get all the details on our 30 day return policy here.