Το MSB Technology Sentinel ειναι R2R dac που αποτελειται απο 3 τμηματα ( dac-clock-power supply: Sentinel DAC, Sentinel Director και Sentinel Powerbase).

Εγγύηση Αντιπροσωπείας. Δυνατότητα δόσεων, ανταλλαγών.

The MSB Technology Sentinel is a high-end digital-to-analog conversion system engineered with a three-chassis architecture that separates digital processing, analog conversion, and power delivery into dedicated modules. At its core, the system is designed to achieve unprecedented timing accuracy, ultra-low noise performance, and meticulous analog signal fidelity by leveraging an innovative combination of digital input management, a high-precision clock, and a large array of custom DAC modules operating in a true dual-mono topology.

Unlike conventional DACs that consolidate functions into a single enclosure, the Sentinel splits the workflow into three distinct units — the Digital Director, the Analog Converter with a Dual-Mono DAC array, and the dedicated Power Supply. This architecture minimizes electrical interference between stages, reduces jitter, and enhances overall dynamic range by isolating each functional domain. The result is a conversion path tailored for both technical precision and musical coherence, suitable for reference-class playback systems.

The Digital Director serves as the digital front end of the system, receiving source signals from connected digital components and handling all digital processing. It features an intuitive display and user interface, and outputs fully isolated fiber-optic Sentinel-Links to the Analog Converter’s DAC modules. By transferring conversion-ready data over these dedicated links, the Director ensures the Analog Converter receives a clean, synchronized digital signal that is unaffected by source electronics or routing noise.

The Analog Converter employs 32 MSB-designed **Hybrid DAC MKII** modules arranged in a true dual-mono configuration (16 per channel), each powered independently. This high module count increases signal accuracy and resolution, reducing distortion and enhancing micro-detail retrieval across the audio spectrum. Independent left/right analog preamplification further maintains channel separation and minimizes crosstalk. The DAC stage is supported by a custom Sentinel Clock, engineered with ovenized crystal oscillators and isolation platforms to achieve industry-leading timing stability.

Power delivery is handled by the Sentinel Power Supply, which incorporates three separate power modules: one for each Mono DAC and a dedicated supply for the clock circuitry. Each module uses ultra-low noise toroidal transformers and precision regulation to provide clean, isolated energy to its respective subsystem. By allocating power independently to each major component, the Sentinel system minimizes shared noise and enhances dynamic control, contributing to its class-leading noise floor and transient response.

Features

• Three-chassis architecture separating digital, analog, and power functions
• Digital Director with isolated fiber-optic output to DAC modules
• Dual-Mono DAC topology with 32 Hybrid DAC MKII modules
• Independent left and right analog preamplifiers
• Dedicated analog clock with ovenized crystal design
• Ultra-low noise power delivery with isolated transformer modules
• Precision mechanical design with 5-axis machined enclosures

Specifications

• System architecture:
  • Three-chassis design: Digital Director, Analog Converter, Power Supply
  • Dedicated fibre-optic Sentinel-Link between Digital Director and Analog Converter
• Digital Director:
  • Handles all digital processing and source interface
  • Large readable display with intuitive user controls
  • Outputs isolated conversion-ready digital signal via fiber optic links
  • Configurable digital input modules (typically 4 modules per system)
• Analog Converter:
  • Dual-Mono DAC topology with 32 Hybrid DAC MKII modules (16 per channel)
  • Independent left/right analog preamplifiers
  • Precision analog output stages designed for high fidelity and low noise
  • Multiple analog inputs and outputs — typically balanced and unbalanced options
  • Prepared for optional Sentinel Amp integration with Confluence output
• Clock and timing:
  • Custom ovenized crystal clock with isolated energy dispersion platform
  • Designed for exceptionally low jitter and precise timing
• Power Supply:
  • Three independent power supplies
  • One supply dedicated to left Mono DAC
  • One supply dedicated to right Mono DAC
  • One ultra-low noise supply dedicated to the clock
  • Multiple custom high-current toroidal transformers
• Connectivity:
  • Digital inputs: modular input slots for various digital interfaces
  • Analog inputs: balanced XLR and unbalanced RCA (configuration based on installed modules)
  • Analog outputs: balanced XLR (multiple per channel), RCA unbalanced
  • Fiber optic Sentinel-Link outputs for isolated digital transmission
  • Control interfaces: network/remote control support
• Clock module:
  • Ovenized crystal design developed with a partner crystal manufacturer
  • Isolated mechanical platform to minimize vibration and external interference
• Industrial & mechanical design:
  • Precision CNC machined billet chassis with micro-level detailing
  • Elegant matte exterior with high-tolerance assemblies
• Installation considerations:
  • Each chassis requires separate shelf/ventilated space
  • Recommended clearance for airflow (top and sides)
• Dimensions & Weight (approximate per chassis):
  • Digital Director chassis: 444.5 × 419.1 × 108 mm
  • Analog Converter chassis: 444.5 × 444.5 × 237 mm
  • Power Supply chassis: 444.5 × 444.5 × 237 mm
  • Overall system combined weight: ~53.3 kg / 117.5 lbs (total of all three units)
• System behaviour:
  • Designed for extremely high-resolution audio and very low noise floors
  • Expected to support PCM and DSD formats (exact supported rates depend on installed digital input modules)
• Placement & ventilation:
  • High power and thermal load — requires well-ventilated installation