Pricing and availability

We compare 600+ stores and found this item at 6 stores. Prices updated .

Sweetwater
5.0 (2)
$349.00
Amazon
5.0 (2)
$349.00
Reverb
$296.65 New
$299.99 Used
Thomann
5.0 (4)
$375.00 $373.00 $2.00 · All time low
Gear4Music
£333.00

Average Price: $336

Standard/Professional

$150

$601+

Price Tier

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Standard

High-end

Price History

Based on price data from 3 merchants for "Red Panda Radius Ring Modulator/Frequency Shifter Pedal". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Rediscover Ring Modulation with The Red Panda Radius Pedal

For those audacious musicians seeking a fresh twist on the classic synthesizer effect, the Red Panda Radius Ring Modulator/Frequency Shifter Pedal is the pedal to beat. Best described as an auditory chameleon, this pedal introduces an innovative "eight-quadrant multiplier" algorithm, providing a seamless transition from ring modulation to frequency shifting. This feature, in combination with its precise tracking and versatile LFO, offers a winning formula for sonic exploration.

The Red Panda Radius pedal extends its versatility by accommodating both line- and instrument-level sources, making it a perfect companion for guitar, bass, synths, and even stage pianos. Users can also enjoy the convenience of four onboard preset slots, with the ability to recall up to 100 presets via USB MIDI control.

This pedal's capabilities don't end there. With its advanced LFO, users can experiment with triangle, square, and random waveforms, as well as an 8-step sequencer. The Radius also includes an envelope follower, enhancing its responsiveness to your playing dynamics.

Finally, the Radius is not just for guitar players. Its compatibility with both instrument- and line-level signals makes it suitable for use with any signal you can create. With the Red Panda Radius, the possibilities are truly endless.

Key Features:

  • Innovative "eight-quadrant multiplier" algorithm
  • Seamless transition from ring modulation to frequency shifting
  • Compatible with both line- and instrument-level sources
  • Capable of storing four presets onboard, and up to 100 via MIDI
  • Advanced LFO with triangle, square, and random waveforms, plus an 8-step sequencer
  • Envelope follower for enhanced response to playing dynamics
  • Ideal for use with guitar, bass, synths, and stage pianos.

Product specs

Pedal Type Ring Modulator, Frequency Shifter
Analog/Digital Digital
Presets 4 x onboard, 100 x midi
Inputs 1 x 1/4" TRS
Outputs 1 x 1/4" TRS
MIDI I/O USB
USB 1 x Micro-B (Midi, updates)
Other I/O 1 x 1/4" TRS (CTRL, Midi)
Power Source 9V 250mA DC power supply (sold separately)

FAQs

What is the primary function of the Red Panda Radius Ring Modulator/Frequency Shifter Pedal?

The Red Panda Radius is designed to provide both ring modulation and frequency shifting, allowing musicians to create unique sound textures by altering the frequency content of their signals.

How does the Red Panda Radius handle MIDI integration?

The pedal features USB MIDI connectivity, allowing you to control parameters and access up to 100 MIDI presets, making it versatile for live and studio use.

Can the Red Panda Radius be used with other instruments besides guitar?

Yes, the Radius can be used with any instrument that outputs a line-level signal, such as keyboards or synthesizers, to explore a wide range of modulation effects.

What power supply is required for the Red Panda Radius pedal?

The Red Panda Radius requires a 9V 250mA DC power supply, which is sold separately.

Does the Red Panda Radius offer onboard presets?

Yes, the pedal includes 4 onboard presets, allowing for quick recall of your favorite settings during performances or recording sessions.

Reverb

Reverb

Tips For Using A Ring Mod: Warm Audio's RingerBringer, Red Panda Radius, & Source Audio Ultra Wave

Video thumbnail for Tips For Using A Ring Mod: Warm Audio's RingerBringer, Red Panda Radius, & Source Audio Ultra Wave by Reverb

Tips For Using A Ring Mod: Warm Audio's RingerBringer, Red Panda Radius, & Source Audio Ultra Wave

Reverb

Reverb

Video thumbnail for Red Panda Radius - The Most Musical Ring Mod EVER! by The Pedal Zone

Red Panda Radius - The Most Musical Ring Mod EVER!

The Pedal Zone

The Pedal Zone

Video thumbnail for Red Panda Radius by Harp Lady

Red Panda Radius

Harp Lady

Harp Lady

Video thumbnail for Red Panda Radius by Mike Hermans

Red Panda Radius

Mike Hermans

Mike Hermans

Video thumbnail for Red Panda Radius Ring Mod & Frequency Shifter with Pitch Tracking + LFO Demo | NAMM 2024 by Premier Guitar

Red Panda Radius Ring Mod & Frequency Shifter with Pitch Tracking + LFO Demo | NAMM 2024

Premier Guitar

Premier Guitar

Video thumbnail for Red Panda Radius Demo & Web Editor Overview by Tri Pedal Reviews

Red Panda Radius Demo & Web Editor Overview

Tri Pedal Reviews

Tri Pedal Reviews

Video thumbnail for Red panda RADIUS short film Ring modulator / Frequency shifter by クローゼットの夏休み。

Red panda RADIUS short film Ring modulator / Frequency shifter

クローゼットの夏休み。

クローゼットの夏休み。

Video thumbnail for The Red Panda Radius Ring Modulator--My First 4 Presets by Ed Pettersen

The Red Panda Radius Ring Modulator--My First 4 Presets

Ed Pettersen

Ed Pettersen

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Red Panda Radius Ring Modulator/Frequency Shifter Pedal.

Features and functionality

  • The Red Panda Radius offers automatic pitch tracking for ring modulation, maintaining harmonic relationships as you play, unlike the EHX Ring Thing's manual tuning.

    Source
  • The frequency shifter is unique to the Radius, providing adjustability and clarity not found in alternatives like the Boss PH-3.

    Source
  • The Radius allows users to create multiple presets, enabling easy switching between settings like chorus, tremolo, and glissando during performances.

    Source
  • Users appreciate the Radius' arpeggiator setting, noting its excellence in producing tremolo and chorus effects.

    Source

Comparisons

  • Unlike the EHX Ring Thing, the Radius provides more musical modulation with real-time frequency shifts, enhancing its usability in musical contexts.

    Source
  • Compared to Randy's Revenge, the Radius offers more modulation versatility with phasery, chorusy sounds, and more LFO options, despite Randy's superior tone quality.

    Source
  • The Radius was considered alongside the Pladask Feber, indicating a shared appeal for those interested in unique, spacey sound effects.

    Source

User experience

  • Owners highlight the Radius as highly musical, producing unique panging and blurping sounds while preserving traditional ring mod capabilities.

    Source
  • With its presets, the Radius has inspired creative riff development, showcasing its capability to enhance musical ideas and compositions.

    Source
  • Owners find the pedal's depth engaging, spending hours exploring its modulation capabilities and enjoying the learning process.

    Source

Use cases and applications

  • When used in combination with a Mimiq doubler, the Radius' chorus preset enhances seven-string tones to mimic production-quality multitracking and compression.

    Source
  • The Radius can be placed after a compressor in the signal chain to utilize its presets for chorus, tremolo, and flanger effects, feeding distortions and fuzzes effectively.

    Source
  • Blending the Radius into the background or using it in another pedal's effects loop enhances its versatility and broadens soundscapes.

    Source

Value and pricing

  • A/B testing reveals the Radius delivers complex features compared to Randy's Revenge, which excels in tone, highlighting the trade-off between functionality and tonal richness.

    Source

Critic Reviews

Red Panda Radius Review: Sonic Frontier Thrills - Premier Guitar

premierguitar.com

The Red Panda Radius Ring Modulator/Frequency Shifter pedal invites musicians to explore a sonic frontier, blending rich and unique sounds with an intuitive interface that encourages creativity. Its versatility shines as it transitions from classic ring modulation to wild, experimental tones. However, the complexity of its features may deter those looking for a straightforward plug-and-play experience. While the vast range of sounds is enticing, it could overwhelm players who aren't ready to invest the time to master its capabilities. Overall, this pedal is a treasure trove for adventurous sound designers, but it requires a willingness to dive deep into its intricacies.

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Artist usage

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See how Anthony Marinelli uses Red Panda Radius Ring Modulator/Frequency Shifter Pedal

Anthony Marinelli

Keyboardist, Composer

...
Verified via YouTube

In the video titled "My Synth Studio Revealed | Studio Tour 2025" by Anthony Marinelli Music, Anthony Marinelli's use of the Red Panda Radius Ring Modulator/Frequency Shifter Pedal is confirmed. At the timestamp 1:04:09, this pedal is visibly part of his pedal collection.

Genre Usage

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Used With

Based on how musicians on Equipboard use Red Panda Radius Ring Modulator/Frequency Shifter Pedal, it is most commonly used with the following gear.

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    michael
    michael

    Gear IQ 42641