[Keyboardist Gakushi’s Review] Experimental Ring Modulation Deep Dive - the Warm Audio RingerBringer Review

Intro

The WARM AUDIO RingerBringer is an analog ring modulator and LFO pedal that was inspired by the classic MoogerFooger MF-102. Designed for both guitar and synthesizer users, it offers experimental tones, deep modulation, and retro analog character. With expanded control options and modern reliability, it's ideal for adventurous players and sound designers looking to explore textures ranging from metallic chimes to sci-fi warbles.

Basic Information & Specifications

• Product Name:RingerBringer
• Manufacturer:WARM AUDIO
• Effect Type:Analog ring modulator + LFO (CV / expression support)
• Release Period:Around 2023–2024
• Price Range:¥35,800-
• Main Features:
  • 100% analog design (using TL072, LM13700 op‑amps + transistors)
  • LFO section with waveform select (Sine/Square), Frequency: 0.1–25 Hz
  • Modulator section with Mix, Frequency control, and Lo/Hi range switch (Carrier: 0.6 Hz–80 kHz)
  • Drive knob adjusts input gain and saturation
  • CV / EXP inputs for Rate, Amount, Mix, Frequency / Carrier In/Out, and LFO Out
  • True bypass or buffered bypass selectable; power via 9 V DC or battery (current consumption: 100 mA)

Impressions of the Sound After Trying It

● Ring Modulation – Low Carrier Range

You can achieve tremolo-like modulation synced to tempo. With a sine wave LFO and some Drive, the sound gains a warm, xylophone-like flutter that’s very musical and organic.

● High Carrier Range

Produces metallic overtones with dissonance and aliasing effects. Great for futuristic or experimental sound design. Think sci-fi textures or glitchy soundscapes.

● LFO Waveform Switching

Sine Wave: Smooth, flowing modulation.
Square Wave:Choppy, percussive tremolo ideal for intense, rhythmic movement or stuttering effects.

● Drive Knob

Boosts the dry input while introducing subtle harmonic content for a richer tone. As long as the level isn’t pushed too high, the saturation remains natural and musical. It’s perfect for adding depth without overwhelming the signal.

Usability & Operation

• The RingerBringer offers a wide range of controls, giving you high flexibility in sound shaping. However, this richness can feel a bit complex for beginners. That said, the clear labeling and LED indicators make it easy to navigate once you're familiar with the layout.
• It supports expression pedals and CV connections that allow for smooth integration with other gear, which is especially appealing for synth users and modular setups.
• The steel enclosure with wooden side panels gives it a premium, vintage-inspired look. It's mid-sized, so it might take some planning to fit on a pedalboard, but it's well worth the space.
• Personally, I see tweaking knobs as part of performance expression, and this pedal delivers a satisfying tactile feel when you interact with the controls. Each turn feels intentional and musical.

Comparison with Other Units

• As a modern take on the legendary MoogerFooger MF-102, the WARM AUDIO RingerBringer stands out with:
  Smaller footprint & lower price, making it more accessible without sacrificing analog quality
• A similarly rich modulation character that’s ideal for users seeking a playground for sonic experimentation
• Compared to digital or compact ring modulators, it delivers a much richer, warmer analog texture
• For those valuing chaotic over clean, this one excels, especially when happy accidents are part of the creative process

Who Is It For?

• Guitarists or synth players who are drawn to sound design and experimental textures
• Performers who want dynamic, real-time control via CV or expression pedals
• Creative users who enjoy unexpected harmonics, metallic overtones, or rhythmic modulations

Video

Using the WARM AUDIO RingerBringer, this time I recorded a video with the Moog Little Phatty.

■ RingerBringer+Moog Little Phatty

■ RingerBringer+Moog Arp Mode&Reverb

To Summarize

The WARM AUDIO RingerBringer is a masterpiece that fully brings out the charm of analog ring modulation while combining modern connectivity and operability. For those who want to easily enjoy the vibe of the MoogerFooger MF-102, it is almost the perfect choice. For those who love experimental sound creation, it is a pedal that can be a toy that's cherished for a long time.

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