Novation Circuit Rhythm Groovebox 2021 - Present - Black is a used item in excellent condition, listed on Reverb. The asking price is £162. It is offered by Pinhook Guitars through Reverb. Local pickup is available. It is in our Drum Machines & Samplers category. 22 similar listings have a median asking price of £179. Used Gear Hunter first saw this listing on 26 October 2026 and last saw it on 9 November 2026. It has been seen 3 times in our scans. Prices are converted from the seller's currency when we scan the listing, so the amount you pay may differ slightly. The seller sets shipping, and import duty or VAT may apply, so check the final cost and the item's details on Reverb before buying.
From the seller
Novation Circuit Rhythm Beatmaking Performance Sampler
Comes in original box with usb cable and power supply.
Overview
Circuit Rhythm is a powerful and versatile standalone sampler and drum machine for the modern beatmaker. Record directly to the hardware, then slice sculpt, reverse, loop, resample, and play chromatically – all in the box.
More than a simple groovebox, Circuit Rhythm provides a seamless workflow from sample to finished beat via its powerful, hands-on sequencer. It also comes packed with innovative effects to help invigorate your live performances, from lo-fi tape to stutter, beat-repeat, and more.
Plus, with up to four hours of life in its rechargeable battery, Circuit Rhythm’s ready to capture your next idea wherever and whenever inspiration strikes next.
Key features
Sample and resample — record samples directly to the hardware, then slice, sculpt and resample your sounds effortlessly
Slice, reverse, loop, play chromatically, and more — play your samples however you choose, whether chopping from vinyl, making basslines, or punching in drums.
Perform with grid FX — embrace imperfection with lo-fi tape, stutter your mix with beat repeat, and more.
FX on everything — enhance synths, drums, and incoming audio with studio-grade reverb and delay, sidechain, and master compression.
Create anywhere — up to four hours of battery life, so you can make beats on the move.
SpecificationsOverview
32 RGB backlit velocity-sensitive pads
28 RGB backlit tactile click buttons
Power button with charge status LED
Rechargeable battery (up to 4 hours battery life)
Expandable Storage (slot for microSD card (sold separately) for 31 extra packs)
USB-C socket (power delivery, charging, MIDI)
Kensington MiniSaver slot
MicroSD card slot
3x MIDI DIN (In, Out, Thru)
3.5mm sync out
L/R Sample In Pair (for recording samples)
L/R Audio Out Pair
Headphones out
8x endless encoders with RGB indicators
Master volume pot
Master filter pot with centre detent
Sound engine & sequencer
Maximum Polyphony (8 voices)
Recordable Samples = 4096 (128 samples x 32 Packs [1 internal Pack / 31 Packs on micro SD Card])
Patterns (8 patterns x 8 tracks x 64 projects x 32 Packs)
Max Sampling Time (228 seconds per Pack (32 seconds max per pad))
Import Format (WAV, MP3)
Pattern Sequencer/Step Sequencer
Resolution (24ppqn quarter note)
Pattern length (1/32 note to 64 bars)
Recording method (Real-time Quantization on/off, Programmable Step Sequencer with Micro-steps/Probability/Mutate)
Playback direction (forwards, reverse, ping-pong, random)
Effects (Delay Send with 16 presets, Reverb Send with 8 presets, Side Chain with 7 presets)
Grid FX (Vinyl Sim, Beat Repeat, Reverse, Filter, Gater, Phaser, Digitiser)
Sample playback (Slice, Chromatic, One-Shot, Gated, Looped, Reverse)
8 macro knobs (Pitch, Start, Length, Envelope, Overdrive, HP Filter, LP Filter, Resonance), Master volume
Master Filter (High/Low Pass)
Dimensions
Length240mm
Depth210mm
Height45mm
Power requirements
USB bus powered
Built-in rechargeable Lithium-ion battery (up to 4 hour run-time). Charge via USB-C port
Internal LiPo battery safety data sheet
Compatibility
Circuit Rhythm is class compliant so it will work with any modern Mac or Windows PC
Load and backup packs, samples, Projects, and Grid FX with Novation Components online or using the standalone application
What's in the box?
Circuit Rhythm
USB-A power adapter
1.5m USB type C-to-A cable