Xylem 4

4-Channel DSP Amplifier

4×100W for multi-channel stereo, surround, or architectural arrays. Optional SigmaStudio DSP champagne chassis.

XAM-DSP-XLM4
400W8ΩPowered
Champagne
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Design Philosophy
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No rack requiredThe Xylem 4 fits inside a cabinet or wall cavity. Four channels of amplification in a chassis that disappears behind the installation.
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No zone controller
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No passive crossover
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No synchronisation issues
Four channels. One system.
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SigmaDSP · ADAU1701 · PsySculpt™

Inside the Xylem

Every parameter is executed in real time by a dedicated DSP chip and shaped by XSCACE proprietary psychoacoustic processing. No approximations. No look-up tables.

ADAU1701 DSP IC
CLASS D OUTPUT STAGE
SIGMADSP · ANALOG DEVICES
ADAU1701

28/56-bit audio processor running at 50 MIPS. Executes all crossover calculations, parametric EQ biquad filters, and per-channel delay compensation in the digital domain — with onboard program storage that survives any power event.

50 MIPS28/56-bit8× BiquadNon-volatile
XSCACE PROPRIETARY
PsySculpt™
PSYCHOACOUSTIC PROCESSING

Psychoacoustic tuning applied at the driver and crossover level — shaping the listening experience to how the human ear naturally perceives space, depth, and dimensionality. Runs as a processing layer on top of the ADAU1701, calibrated per speaker profile.

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SIGNAL PATH · LIVE
INPUT
Analog / Hi-Level
ADC
24-bit · 96kHz
ADAU1701
SigmaDSP · 50 MIPS
PsySculpt™
Psychoacoustic
DAC
Per Channel
Class D
400W Total
OUTPUT
Speaker / LFE
400W Total · Class D

Channel power distribution

4 × 100W @ 8Ω — 400W total, multi-channel

CH
PWR
Function
CH 1
100W
Full Range — L
EQDELAYXOVER
CH 2
100W
Full Range — R
EQDELAYXOVER
CH 3
100W
Full Range — L
EQDELAYXOVER
CH 4
100W
Full Range — R
EQDELAYXOVER
TOTAL OUTPUT400W

Technical Specifications

18 parameters · scroll to explore
Power RMS
400W
fills a large living room
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Electronics
Power RMS
400W
Total Power
400W
Channels
4
Amp Class
Class D
Impedance
Physical
Dimensions
482.9 × 43.9 × 324.9 mm
Weight
1.7kg
Housing
CNC-machined Aluminium
Colours
Champagne
Power Type
Powered
THD+N
<0.1% @ 1KHz, 1W, 8Ω
Connectivity
Inputs
Line In, High Level Speaker Input
Outputs
Line Out, DSP Port (optional), High Level Speaker Output, 5V Output
DSP
48KHz, 48-bit Fixed-Point DSP, SigmaStudio programmable
THD+N
<0.1% @ 1KHz, 1W, 8Ω
SNR
>109dB @ 1KHz
Protection
Short, DCP, OVP, UVP, OCP, OTP
Rack Mount
1U
Proprietary Technology

Built different. By design.

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In Use

Common installations

4.1 Music Setup · 4× Cane · Juniper · Air Mini
4.1 Compact Setup · 4× Bonsai · Acacia 10 Powered · Air Mini
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Gallery

Xylem 4 in context

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Xylem 4 2
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Xylem 4 4
Frequently Asked Questions
What is the XSCACE Xylem 4?
The backbone of multi-zone luxury residential and commercial audio systems in Canada, the UK, and India requiring precise DSP control and XSCACE speaker optimisation.
What is the power output of the Xylem 4?
The Xylem 4 is rated at 400W RMS into 8Ω.
What type of product is the Xylem 4?
The Xylem 4 is an amplifier product.
How deep is the Xylem 4?
The Xylem 4 requires 324.9mm of depth.
XSCACE · Size Defying Sound© 2026 XSCACE Inc.