TC Helicon Duplicator Vocal processor

TC Helicon Duplicator vocal effects pedal – instant studio‑grade vocal processing

Bring professional‑level vocal effects to your live performances without bulky studio racks. The Duplicator offers three core effects—doubling, reverb and pitch correction—controlled from a single, foot‑switchable unit. Designed for singers aiming for studio polish on the go, the TC Helicon Duplicator pedal stands out in any setup.

Standout features that set this stompbox apart

With Adaptive Tone technology, EQ, compression, de‑essing and gating are all automatically optimized, ensuring every note stays balanced. As you experiment, three dedicated doubling modes—tight, loose and octave—deliver versatile thickness, while three reverb styles (room, club, hall) add tailored depth for every venue.

Technical specifications

Explore the key parameters that define the Duplicator’s real‑world performance and usability.

• Battery Powered: Yes — you can run it on a standard 9 V battery for pedalboard freedom.
• Power Supply: 9 V battery — no external adapters needed for reliable power.
• This model uses a low‑noise mic preamp to capture your vocal signal clearly before any processing takes place.
• Adaptive Tone: Automatic EQ, compression, de‑essing, gating — delivers polished tone instantly.
• Doubling Modes: Tight, Loose, Octave — selectable for tight alignment, airy spread, or octave harmony.
• Reverb Types: Room, Club, Hall — three ambience presets for any space.
• Pitch Correction: Auto‑chromatic — keeps vocals in tune on the fly.
• USB Port: Firmware updates only — ensures the pedal stays current.

Who is it for

Vocalists looking for a straightforward, plug‑and‑play solution for live gigs will appreciate the Duplicator. Singers who want instant vocal thickness, reliable pitch correction and flexible reverb—without juggling multiple pedals—will find it a perfect match. Its compact design and battery operation make setup effortless for stage performers, rehearsal singers and solo artists.