RedSeven Duality 100 RS guitar amplifier front view
RedSeven Duality 100 three-quarter front view with white knobs and premium tube amplifier design
Duality 100 power tubes visible through rear grille
Duality 100 venting grille and chassis close-up
Duality 100 Send/Return and FX loop close-up
Leather handle detail on Duality 100 amplifier
Duality 100 textured tolex corner detail

Duality 100

Sale price€3.399,00Regular price €3.740,00

Duality 100 – Three Channels of Pure Tube Perfection

From crystal cleans to molten leads.
The ultimate all-tube amplifier, handcrafted in Italy.

The Duality 100 represents the purest expression of RedSeven’s philosophy: authentic tone, total control, zero compromise.
Designed and built entirely by hand in Italy, this amplifier blends vintage soul and modern versatility like no other.

Three fully independent channels give you access to a full spectrum of sounds — from shimmering cleans inspired by early-’60s classics, to rich vintage crunch, to explosive high-gain saturation. Every note breathes with dynamics, harmonic depth and touch sensitivity.

No clipping diodes, no artificial compression — just 100 watts of raw, responsive power that reacts to your playing like a living instrument.

Experience the full dynamic range of your playing — from whisper-quiet cleans to soaring lead tones.
Every Duality 100 is handcrafted on order, tuned and tested by our master builders in Italy.

Specifications
  • Clean Channel: inspired by early ‘60s single channel amplifiers. Volume, gain, high, middle and bass and a bright switch.
  • Vintage Channel: inspired by vintage distorted “plexi sound”. A true sonic nirvana. From semi-clean tones to a powerful crunch with only your right hand, all in a single channel. Volume, treble, middle, bass, gain, bright switch, and lead boost;
  • Modern Channel: A modern distorted high gain sound. It shares the eq with the Vintage channel, but has dedicated volume and gain controls. Volume, treble, middle, bass, gain, bright switch, and lead boost;
  • High-voltage buffered effects loop; Double Master volume;
  • MIDI communication (PC and CC) with smart internal saving;
  • Power and signal transformers designed by our specifications, made in Italy;
  • Entirely designed, created, produced and assembled by hand in Italy by RedSeven Amplification;
  • Optional FS-7 available.
Dimensions

- 63,5x25,5x28cm / 24,8x10x11 inches.

- 20kg /44lb

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Handcrafted on demand — ships in around 2 weeks.

2-Year Warranty

Two Channels. Infinite Expression.

Duality was created to deliver true RedSeven tone in the most compact and versatile format ever.

Clean to lead, vintage to modern — one amplifier, endless personality.

Built for players who want authentic tube sound anywhere, without compromise.

Rock-metal inspired atmospheric scene with glowing vacuum tubes, stage lights and musician’s hand gripping a jack cable — RedSeven Amplification

Built by Hand. Tuned by Ear. Designed to Inspire.

Every RedSeven amplifier is born in Italy, crafted entirely by hand by musicians who understand that tone is not just sound — it’s a feeling.

From circuit design to final testing, each stage is guided by the pursuit of musical perfection and the tactile connection between player and instrument.

This is not mass production. It’s passion turned into precision.

Made in Italy Artisan Boutique

Italian handcrafted amplifier workshop with artisan hands, glowing vacuum tubes and circuit schematics — RedSeven Amplification

Crafted Like an Instrument. Built Like a Legacy.

Each RedSeven amplifier is born in our Italian atelier, assembled by master builders who shape sound with the same care as fine luthiers.
Small-batch production, hand-selected components, and hours of tuning ensure every unit carries an identity, not just a serial number.
This is craftsmanship you don’t just hear.

You feel it.