devices · Helix Rack · reference · specifications

specifications

The numbers that answer a question. A source on every line, and a note wherever the bare figure misleads.
section
the hardware
firmware
Helix 3.80
rack size

3U, 19 × 5.25 × 9.5 inches, 9.3 lb

It takes three rack spaces. Line 6 publish the dimensions in a knowledge base article, and the manual gives none.

Line 6 KB: Helix device dimensions
Helix Control size

17.2 × 9.4 × 2.5 inches, 7.2 lb

Sold separately. Measure your pedalboard before you buy.

Line 6 KB: Helix device dimensions
blocks per preset

Up to 32 across both paths

Identical to the Helix Floor: same engine, same limits.

Helix 3.80 Owner's Manual
signal paths

Two, each with a parallel B branch

Helix 3.80 Owner's Manual
amp blocks

Four maximum, two per path

Helix 3.80 Owner's Manual
snapshots per preset

Eight

Helix Rack and Control Cheat Sheet (Rev C)
footswitches

Twelve—on Helix Control, sold separately

The rack itself has none. Add the cost of Helix Control when you compare prices with the Floor.

Helix Rack and Control Cheat Sheet (Rev C)
expression inputs

Three on the rack, three more on Helix Control

No built-in pedal, unlike the Floor.

Helix Rack and Control Cheat Sheet (Rev C)
digital I/O

S/PDIF in, AES/EBU in and out, wordclock in and out

The inputs and the wordclock are rack-exclusive.

Helix Rack and Control Cheat Sheet (Rev C)
USB audio

8-in / 8-out, 24-bit / 96 kHz

Helix Rack and Control Cheat Sheet (Rev C)
amp, cab and effect models

440 in the shared HX library

Helix 3.80 Owner's Manual

Checked against Helix 3.80. Several things in this guide do not exist on older firmware.

real amps, each read from its schematic, ready for your Helix Rack.

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