The RT-2 features versatile rotary speaker sounds and advanced control in a pedalboard-friendly stompbox. Inspired by the tube amplification circuits in vintage rotary speakers.
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Earn rewards every time you shop at AMS. You'll collect points on eligible purchases that turn into promotional savings on future gear, with points typically available several days after your order ships. All you need is a free AMS account — no credit card, financing, or payment plan required.
The more you shop, the more you earn. Create a free account and start earning from your very first eligible purchase. Rewards are applied as a discount on future eligible purchases.
Earn points on eligible purchases with AMS Rewards and turn them into savings on future orders, no credit card required. You can apply points at checkout once they’re available.
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0% Interest
Payment Plan
Don’t sell your soul to a creditor to get the gear you need. At AMS, we want to lower the barriers to create. That’s why we offer in-house 0% financing, and you don’t even have to open a new line of credit! Spread out payments on your credit card to simplify financing and avoid hefty late fees or service charges. Cost shouldn’t interfere with your creativity.
The Boss RT-2 Rotary Ensemble captures the complex sonic wizardry of those legendary spinning speakers, complete with authentic rotor behaviors that'll make your guitar sound like its doing pirouettes in the best possible way.
Three Versatile Sound Modes
The RT-2 doesn't just mimic rotary speakers — it practically channels their spirit into your pedalboard. With three distinct modes ranging from vintage-faithful to modernly enhanced, you get everything from classic combo organ swirl to souped-up spatial effects that make overdrive pedals weep with joy.
Mode I: delivers that famous vintage rotary voice with museum-quality authenticity
Mode II: adds wider spatial performance that plays especially nice with distortion
Mode III: cranks up the definition for solos that cut through the mix like a hot knife through butter — if butter could sound absolutely epic!
The virtual rotor display with its mesmerizing lights shows you exactly what those invisible rotors are up to, while the Rise/Fall Time switch lets you control how dramatically they shift between speeds.
Performance Features That Actually Perform
Real rotary speakers respond to your playing with organic speed changes and expressive transitions — the RT-2 doesn't phone it in on this front. The pedal switch offers four different operation modes, giving you multiple ways to bypass effects and change speeds without missing a beat. Because nothing kills the vibe quite like frantically tap-dancing on your pedalboard mid-song, the RT-2 keeps things smooth and intuitive.
The Rise/Fall Time switch deserves special mention for letting you control how your virtual rotors transition between speeds. Want dramatic, swooping changes? Dial it in. Prefer subtle, gradual shifts? You got it!
4 Pedal Switch Modes: Whether you want to bypass and control speeds simultaneously or keep things simple with basic ON/OFF functionality, there's a mode that matches your playing style and prevents any awkward mid-song fumbling.
Memory Function: Your most recent drive and balance settings automatically save and recall on power-up, because nobody has time to remember their perfect settings from last Tuesday's rehearsal.
Dual-Function Drive Control: The drive knob pulls double duty, either adding tube-inspired saturation from mild to gloriously gritty, or (via rear switch) adjusting the balance between treble and bass rotors for tonal sculpting that would make a sound engineer shed a single, perfect tear.
Visual Rotor Feedback: Those spinning lights aren't just for show — they're your window into the virtual rotor world, letting you see exactly when your treble and bass components are spinning fast, slow, or doing that magical transition dance in between.
Connectivity That Doesn't Compromise
The RT-2 speaks both mono and stereo fluently, with two stereo output modes that cater to different setup needs. The standard stereo mode delivers that classic wide rotary spread, while the individual wet/dry outputs let you route your effects with surgical precision. For the control freaks (we mean that lovingly), you can connect up to two external footswitches for independent speed control and access to the "brake" function — yes, you can literally stop those virtual rotors mid-spin for uniquely frozen tones.
Expression pedal support takes things even further, offering continuous control over level, drive, balance, and speed with assignable settings for each parameter. It's like having a personal rotary speaker technician built right into the pedal, ready to respond to your every musical act.
Dual Stereo Output Options: Standard stereo spread or individual wet/dry routing means the RT-2 plays nice with any setup, from simple amp rigs to complex studio configurations.
External Control Support: Two footswitch inputs plus expression pedal compatibility transform the RT-2 into a fully customizable rotary command center that responds to your every performance need.
The Rotary Renaissance in a Compact Package
The RT-2 proves that sometimes the best things really do come in small packages — especially when those packages contain decades of rotary speaker evolution compressed into modern digital perfection. Whether you're channeling classic combo organ vibes, adding spatial dimension to guitar solos, or exploring the outer reaches of rotary possibility, this pedal delivers authentic performance without the back strain of lugging the real thing around. Plus, with Boss's 5-year warranty, you can spin your way through countless gigs with confidence.
Boss RT-2 Rotary Ensemble Pedal Features:
Authentic rotary speaker modeling in a compact BOSS pedal format
3 versatile modes from vintage-faithful to spatially enhanced
Virtual rotor display with speed indicator lights
Dual-function Drive knob for saturation or rotor balance control
Rise/Fall Time switch for transition speed adjustment
4 selectable pedal switch operation modes
External footswitch support for speed and brake control
Expression pedal compatibility with assignable parameters
Mono/stereo inputs and outputs with dual output modes
Automatic memory storage for drive and balance settings
AF method (Adaptive Focus method) This is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (SN) ratio of the AD and DA converters.
DA Conversion: 32 bits
Nominal Input Level: INPUT A (MONO), INPUT B: -20 dBu
Maximum Input Level: INPUT A (MONO), INPUT B: +7 dBu
Input Impedance: INPUT A (MONO), INPUT B: 1 MΩ
Nominal Output Level: OUTPUT A (MONO), OUTPUT B: -20 dBu
Maximum Output Level: OUTPUT A (MONO), OUTPUT B: +7 dBu
Output Impedance: OUTPUT A (MONO), OUTPUT B: 1 kΩ
Recommended Load Impedance: OUTPUT A (MONO), OUTPUT B: 10 kΩ or greater
Bypass: Buffered bypass
Controls:
SLOW knob
FAST knob
DRIVE knob
LEVEL knob
MODE switch
Pedal switch
RISE/FALL TIME switch
DRIVE KNOB switch
Indicator:
CHECK indicator (Used for indication of Tempo and check battery)
VIRTUAL ROTOR
Connectors:
INPUT A (MONO) jack, INPUT B jack, OUTPUT A (MONO) jack, OUTPUT B jack: 1/4-inch phone type
CTL/EXP jack: 1/4-inch TRS phone type
DC IN jack
Power Supply:
Alkaline battery (9 V, 6LR61 or 6LF22, commercially available)
AC adaptor (PSA series: sold separately)
Current Draw: 115 mA
Battery Life:
Expected battery life under continuous use (These figures will vary depending on the actual conditions of use.)
Alkaline: Approx. 2.5 hours
Dimensions (W x D x H): 73 x 129 x 59 mm / 2-7/8" x 5-1/8" x 2-3/8"
Weight (including battery): 450 g / 1 lb
Accessories:
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information")
Dry battery (9 V, 6LR61 or 6LF22)
Options (sold separately):
AC adaptor: PSA series
Footswitch: FS-5U
Dual footswitch: FS-6, FS-7
Expression pedal: FV-500H, FV-500L, EV-30, Roland EV-5