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NORSE AUDIO X2 PREAMPLIFIER

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Pure Discrete MOSFET Control for a Truly High-End System

The Norse Audio X2 Preamplifier is a high-end discrete MOSFET preamplifier designed to provide exceptional transparency, dynamic control, and musical naturalness within the Norse Audio system.

Developed under the Norse Audio – Powered by Bladelius philosophy, the X2 uses a fully discrete, DC-coupled signal path centered around a carefully optimized single-ended MOSFET gain stage.

Its design focuses on the essentials: extremely low noise, precise volume control, excellent channel separation, effortless micro-dynamics, and the ability to preserve the character and musical information of the source.

HIGH END DISCRETE MOSFET ARCHITECTURE

At the heart of the X2 is a pure single-ended MOSFET gain stage engineered for exceptional linearity and low noise.

The fully discrete topology avoids unnecessary integrated circuitry in the critical signal path while retaining the characteristic musicality associated with carefully implemented MOSFET designs.

The X2 combines:

• High linearity


• Low noise


• Excellent dynamic range


• Precise channel matching


• Natural harmonic presentation


• Fast transient response


• Strong micro-dynamic expression

The result is a preamplifier that combines musical richness with the precision required by modern high-resolution audio systems.

FULLY DISCRETE, DC COUPLE SIGNAL PATH

The X2 uses a fully discrete signal path that is DC-coupled throughout.

A current-loaded output stage is optimized for linearity and signal integrity, allowing the preamplifier to preserve subtle information without imposing unnecessary coloration.

The minimalist routing also keeps the signal path as short and direct as possible.

PRECISION RELAY VOLUME CONTROL

Volume control is handled through a high-precision relay attenuator using premium 0.01% tolerance metal-film resistors in a ladder/switched-resistor configuration.

This approach provides extremely accurate attenuation and excellent channel matching across the volume range.

The result is precise control without sacrificing transparency—even at lower listening levels.

FOUR BALANCED XLR INPUTS

The X2 provides four pairs of balanced XLR inputs, making it suitable for a sophisticated high-end system containing multiple balanced source components.

Balanced connectivity helps maintain signal integrity and makes the X2 an excellent control center for modern reference-level stereo systems.

THREE BALANCED XLR OUTPUTS

The X2 provides three pairs of balanced XLR outputs, giving system designers exceptional flexibility.

Multiple outputs make the X2 particularly useful for:

• Bi-amped speaker systems


• Multiple power amplifiers


• Dual-mono amplifier configurations


• Subwoofer integration


• Multi-amplifier high-end systems

This flexibility allows the X2 to serve as the central control component in a wide range of advanced two-channel configurations.

ULTRA LOW NOISE POWER SUPPLY

The X2 incorporates an ultra-low-noise power supply featuring multiple stages of regulation and extensive decoupling.

The power supply is engineered to provide stable operating conditions for the discrete analog circuitry while minimizing unwanted electrical noise.

This contributes to the X2's transparent, quiet, and highly dynamic presentation.

SILENT RELAY SWITCHING

Input selection and muting are controlled by a microprocessor-driven relay system.

High-quality input and output relays with gold-plated contacts provide reliable switching while maintaining the integrity of the audio signal.

REMOTE CONTROL

The Norse X2 includes remote control functionality for convenient operation from the listening position.

The minimalist control philosophy keeps everyday operation straightforward while maintaining the focus on high-quality analog performance.

DESIGNED FOR NORSE MODULAR SYSTEM

The X2 is designed to work naturally with the Norse X1 Power Amplifier and X5 Power Supply.

Together, the components create a compact modular high-end audio platform that can be configured around the listener's speakers, room, and system requirements.

The X2's three balanced outputs are especially useful when building more advanced configurations around multiple X1 amplifiers.

KEY FEATURES

Discrete MOSFET Gain Stage

Pure single-ended MOSFET gain architecture optimized for linearity and low noise.

Fully Discrete Signal Path

Premium discrete circuitry preserves signal integrity and musical nuance.

DC-Coupled Design

The signal path remains DC-coupled throughout.

Precision Relay Attenuator

0.01% metal-film resistors provide highly accurate volume control and excellent channel matching.

Four Balanced XLR Inputs,

Connect multiple balanced source components directly to the X2.

Three Balanced XLR Outputs

Ideal for bi-amping, multiple amplifiers, and subwoofer integration.

Ultra-Low-Noise Power Supply

Multiple regulation stages and extensive decoupling support clean, stable operation.

Gold-Plated Relays

High-quality relays maintain reliable signal switching and system control.

Microprocessor-Controlled Switching

Silent input selection and muting.

Remote Control

Convenient system operation from the listening position.

DESIGNED FOR REFERENCE LEVEL PERFORMACE

The X2's combination of single-ended MOSFET operation, discrete circuitry, current-loaded output stage, precision relay attenuation, and low-noise power supply is engineered to provide exceptional dynamic range, channel separation, and micro-dynamic resolution.

Its sound combines the harmonic richness and musicality associated with MOSFET circuitry with the speed, control, and precision demanded by modern high-end audio.

SPECIFICATIONS

Specification	Norse Audio X2
Product Type	High-End Preamplifier
Gain Stage	Single-Ended MOSFET
Signal Path	Fully Discrete, DC-Coupled
Volume Control	Relay Attenuator
Volume Resistors	0.01% Metal-Film
Inputs	4 Pairs Balanced XLR
Outputs	3 Pairs Balanced XLR
Output Stage	Current-Loaded
Power Supply	Multi-Stage Regulated, Ultra-Low Noise
Switching	Microprocessor-Controlled Relays
Relay Contacts	Gold-Plated
Remote Control	Yes