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.

Learn more →
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.

Full Technology Story
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
XSCACE · Size Defying Sound© 2026 XSCACE Inc.