Description

Roon Nucleus+ Rev. B Music Server – Pre-Owned

Dedicated Roon Performance. Silent Operation. Exceptional Pre-Owned Opportunity.

Available from Chameleon Audio, this Roon Nucleus+ Rev. B Music Server is a dedicated high-performance server designed specifically to run the Roon music management and multi-room streaming platform.

The Nucleus+ was developed by Roon Labs to deliver a convenient, reliable and powerful alternative to running Roon Server on a conventional desktop computer or laptop.

Featuring a fanless chassis, an Intel Core i7-based architecture and dedicated Roon OS software, the Nucleus+ provides a central platform for managing and streaming digital music throughout a high-quality audio system.

This particular unit is offered as pre-owned equipment in fully working condition, with minor cosmetic marks consistent with previous use.

Condition of This Pre-Owned Roon Nucleus+

This Roon Nucleus+ is carefully maintained second-hand equipment offered by Chameleon Audio.

Its functionality is described as excellent, with the server operating correctly.

The chassis has small cosmetic marks and should not be considered cosmetically perfect or factory-new.

According to the seller’s description, it has been used in a dedicated hi-fi environment.

The unit is supplied with its original packaging, external power supply and original accessories.

Contact Chameleon Audio for detailed condition photographs, confirmation of its installed memory and storage configuration, and information about applicable warranty terms.

What Is a Roon Nucleus Music Server?

Roon is a sophisticated music management and playback platform that brings local music files and supported streaming services together in a unified interface.

At the centre of a Roon system is Roon Server, which manages the music library, associated metadata, playback processing and distribution of audio to compatible devices.

The Nucleus+ is purpose-built to perform this function without requiring a general-purpose computer to remain switched on.

Once connected to the home network and configured, it can operate as a dedicated server for the music system.

Playback can be controlled through the Roon application on compatible phones, tablets and computers.

High-Performance Intel Core i7 Architecture

The Nucleus+ uses an Intel Core i7-based processing platform, designed to handle larger Roon libraries and more demanding music-processing tasks than the standard Nucleus model of its generation.

The original Nucleus+ specification includes 8GB of RAM.

Its processing resources support advanced Roon functions such as library analysis, multi-room playback and digital signal processing.

The precise hardware configuration of this second-hand unit, including any memory or storage upgrades, should be confirmed before purchase.

Silent Fanless Design

One of the defining characteristics of the Nucleus series is its quiet, fanless construction.

The chassis is designed to dissipate heat without the need for a conventional internal cooling fan.

This can be particularly attractive in a dedicated listening room where mechanical noise from a computer may be undesirable.

Like other passively cooled electronics, the Nucleus+ still requires appropriate ventilation.

Do not cover the chassis or position it where heat cannot dissipate properly.

Optimised Roon Operating System

The Nucleus+ runs the dedicated Roon OS environment.

This operating system is developed for the hardware’s intended function as a Roon music server.

Unlike a conventional computer, the Nucleus does not require the owner to maintain a general-purpose Windows or macOS installation solely for music playback.

System management and updates are handled through the Roon platform and the device’s administration interface.

Before starting to use a second-hand Nucleus, the manufacturer recommends checking that the system firmware is up to date.

Roon Library Management

Roon is designed to organise digital music collections in an intuitive and visually engaging way.

It brings together album artwork, artist information, credits, recording relationships and music discovery features in a unified library.

The platform supports locally stored music as well as compatible streaming services available within the customer’s territory and subscription.

The Nucleus+ can serve as the central library manager for an entire household’s Roon system.

TIDAL and Qobuz Integration

Roon supports integration with streaming services including TIDAL and Qobuz.

When configured with the relevant subscriptions, the user can browse supported streaming content alongside locally stored music in the Roon interface.

Streaming-service availability, catalogue access and regional conditions depend on the providers.

Roon and streaming-service subscriptions are not included with this pre-owned hardware unless explicitly agreed.

Multi-Room Music Playback

The Nucleus+ was designed for demanding Roon installations that may include several listening zones.

It can distribute music to compatible network-connected audio devices, allowing different rooms to play their own music or, where supported, participate in grouped playback.

Actual performance depends on the number of zones, the processing required, network conditions and the music formats being used.

The Nucleus+ is particularly relevant to larger libraries and systems that make extensive use of Roon’s playback capabilities.

Advanced Digital Signal Processing

Roon includes sophisticated digital signal processing features that can be configured according to the requirements of the music system.

Depending on the playback device and software configuration, these may include sample-rate conversion, volume levelling, parametric equalization and other processing functions.

The Nucleus+ architecture was developed to provide greater processing headroom than the standard Nucleus of the same generation.

Some demanding combinations of DSD conversion, high-rate upsampling and multiple zones can still require substantial processing resources.

USB Audio and External Storage

The Rev. B hardware platform provides two USB 3.0 ports.

These can be used with supported USB storage devices and compatible USB audio equipment.

External hard drives or solid-state drives provide one practical way to make a locally stored music library available to Roon.

USB audio output also allows connection to compatible DACs that are supported by the Roon playback environment.

The Nucleus+ itself is a music server and does not replace the digital-to-analogue conversion stage required for playback through an analogue amplifier.

Internal Music Storage Options

The Nucleus+ Rev. B supports installation of an internal 2.5-inch HDD or SSD for storing music files.

According to Roon’s current support documentation, Nucleus Plus Rev. B supports internal music storage of up to 8TB.

The exact capacity and presence of any internal drive in this particular second-hand unit must be confirmed separately.

Roon’s operating system and its music-storage drive serve different purposes, so a device may operate normally without an additional internal music drive installed.

Gigabit Ethernet Network Connection

The Nucleus+ connects to the home network through its Ethernet port.

Roon specifies a wired network connection for the Nucleus itself, although compatible remote-control devices can connect over Wi-Fi through the same home network.

A reliable wired connection is particularly useful for systems streaming high-resolution music or serving several playback zones.

The server can be connected through a compatible router or network switch.

For customers building a specialist network audio system, Chameleon Audio also offers solutions such as the SOtM dCBL-CAT7e Ethernet Cable.

Two HDMI Connections

The Nucleus Rev. B architecture includes two HDMI ports.

These can be used for supported HDMI audio output applications, including suitable multichannel playback systems.

Roon also documents diagnostic functions associated with its HDMI connections.

Compatibility depends on the connected receiver, processor or other HDMI equipment.

These ports should not be assumed to provide the same functionality as a general-purpose computer’s desktop video outputs.

Control Roon from Your Phone, Tablet or Computer

The Nucleus+ does not require a conventional monitor, keyboard or mouse for everyday music browsing.

After initial setup, Roon can be controlled from supported devices using the Roon app.

The application allows users to browse their library, search for music, select playback zones and manage audio settings.

This makes the Nucleus+ well suited to a dedicated music system where the server remains discreetly installed near the network equipment.

Roon Nucleus vs Nucleus+

The original Roon Nucleus family included the standard Nucleus and the higher-performance Nucleus+.

The standard model was based on an Intel Core i3 architecture with 4GB of RAM.

The Nucleus+ introduced an Intel Core i7-based platform with 8GB of RAM in its original specification.

Roon designed the Plus version for users with larger libraries, greater multi-room requirements and more demanding DSP workloads.

Both models use the same general Roon software environment and share the central purpose of providing a dedicated music server.

Why Choose a Used Roon Nucleus+?

A pre-owned Nucleus+ offers a convenient way to build a dedicated Roon-based music system without purchasing the newest server hardware.

The combination of purpose-built construction, silent operation and Roon’s music management platform remains attractive to many enthusiasts.

This unit is especially relevant for customers who want a ready-made server rather than building and maintaining a custom music computer.

The product is offered with original packaging and a power supply, making it convenient for installation and transport.

What Is Included

1 × Roon Nucleus+ music server
Original external power supply
Original packaging
Original accessories described as included by the seller

Please contact Chameleon Audio to confirm the exact accessories, storage configuration and software setup before ordering.

Key Features

Dedicated high-performance Roon music server
Roon Nucleus+ Rev. B hardware configuration, subject to final unit verification
Intel Core i7-based architecture
Original Nucleus+ specification of 8GB RAM
Fanless, silent chassis design
Dedicated Roon OS operating system
Advanced music library management
Compatible with supported TIDAL and Qobuz accounts
Multi-room Roon playback
Advanced digital signal processing capabilities
Gigabit Ethernet networking
Two USB 3.0 ports
Two HDMI ports on Rev. B hardware
Optional internal 2.5-inch music storage
External USB and network storage options
Control through compatible Roon apps
Pre-owned, fully working unit
Minor cosmetic marks from previous use
Original packaging and power supply included

Technical Specifications

Manufacturer	Roon Labs
Model	Nucleus+
Hardware Revision	Rev. B, subject to confirmation of the individual unit
Product Type	Dedicated Roon Music Server
Processor Platform	Intel Core i7-based
Original RAM Specification	8GB (verify installed RAM)
Operating System	Roon OS
Network	Gigabit Ethernet
USB Ports	2 × USB 3.0
HDMI Ports	2 × HDMI (Rev. B)
Internal Music Drive	Optional 2.5-inch HDD/SSD, capacity of installed drive to be confirmed
Cooling	Fanless passive cooling
Software Requirement	Active Roon subscription or free trial
Condition	Used, fully functional, minor cosmetic marks
Packaging	Original packaging included
Power Supply	Original external power supply included
Availability	Subject to prior sale

Official Roon Documentation

Roon Nucleus Official Manual

Connecting to Your Roon Nucleus

Frequently Asked Questions

Is the Nucleus+ a DAC?

No. It is a dedicated Roon music server. Audio playback requires a compatible network audio device, USB DAC or supported HDMI audio system.

Does the Nucleus+ require a Roon subscription?

Yes. An active Roon subscription or free trial is required to operate the Roon software platform.

Can I use Qobuz and TIDAL?

Yes. Roon integrates with supported TIDAL and Qobuz accounts, subject to separate subscriptions and regional availability.

Does it have a cooling fan?

No. The Nucleus+ uses passive cooling for silent operation.

Can I use it with my existing DAC?

Yes, provided the DAC can be used with a compatible Roon playback connection or endpoint.

Does the Nucleus+ support USB audio?

Yes. Its USB ports can be used with compatible audio devices.

Can I connect an external hard drive?

Yes. Supported external USB drives may be used for storing local music files.

Does this unit include an internal SSD for music?

The installed music-storage capacity has not yet been confirmed. Contact Chameleon Audio for the exact configuration.

Can I operate the server from an iPad or smartphone?

Yes. Roon provides control applications for supported tablets, smartphones and computers.

Does the Nucleus+ require a wired network connection?

Yes. The Nucleus itself connects to the network through Ethernet.

What is the difference between Nucleus and Nucleus+?

The Nucleus+ has a more powerful Intel Core i7-based architecture, designed for larger libraries and more demanding processing than the standard Nucleus of the same generation.

Is the server in perfect cosmetic condition?

No. It is a fully functional pre-owned unit with small cosmetic marks consistent with previous use.

Are the original accessories included?

The seller states that the original packaging, power supply and accessories are included. The precise contents can be confirmed before shipping.

Is international shipping available?

Yes, international shipping can be arranged. Contact Chameleon Audio to confirm destination, insurance coverage and delivery conditions.

Why Choose This Roon Nucleus+?

The Roon Nucleus+ Rev. B remains an attractive solution for enthusiasts seeking a dedicated, quiet and convenient Roon music server.

Its powerful processing platform, purpose-built operating system and flexible playback connectivity provide a foundation for managing digital music collections and streaming to compatible high-end audio systems.

This pre-owned example combines fully functional operation with original packaging and an attractive price compared with many other second-hand Nucleus+ Rev. B offers.

Dedicated Music Server. Powerful Roon Integration. Excellent Pre-Owned Value.