Esoteric 7N-DA6100ES MEXCEL BNC Digital Cable

Reference-Series 10MHz Master Clock Cable — Esoteric Mastering Edition

The Esoteric 7N-DA6100ES MEXCEL is a flagship 50Ω BNC digital cable engineered to extract the highest level of performance from reference-grade digital audio and 10MHz master clock systems. As part of Esoteric’s top-tier Mexcel Reference Line, it combines ultra-high-purity 7N copper, proprietary Gigahertz Flat transmission technology, sophisticated three-layer shielding, and custom mastering-grade BNC connectors.

Developed and specially tuned under the supervision of Masaya Tono, Chief Mastering Engineer at the Esoteric Mastering Center, the 7N-DA6100ES MEXCEL incorporates knowledge gained directly from Esoteric’s professional mastering environment. Every element—from conductor geometry and shielding to connector materials and plating—has been selected to preserve signal integrity and allow connected components to perform at their full potential.

Designed especially for high-precision clock transmission, the 7N-DA6100ES delivers the exceptional clarity, dynamics, scale, and musical realism expected from Esoteric’s finest digital systems.

Esoteric Mastering Edition

The Esoteric Mastering Center produces and remasters high-quality classical and jazz recordings using Esoteric reference electronics and carefully selected system components.

The Mastering Edition version of the 7N-DA6100ES applies this experience directly to cable design. Its custom 50Ω BNC connectors were developed through extensive listening evaluations involving different conductor materials, plating combinations, and mechanical structures.

The result is a cable designed not simply for technical precision, but for preserving the musical information contained in the original recording.

Mexcel Reference Line

The 7N-DA6100ES MEXCEL belongs to Esoteric’s flagship Mexcel Reference Line.

At its core is an exceptionally substantial 2.0mm solid-core Mexcel conductor, designed to deliver powerful and stable transmission while preserving exceptional low-frequency authority and dynamic expression.

A sophisticated three-layer shielding system protects the signal from external interference and helps maintain an extremely high signal-to-noise ratio.

Key Features

• Reference-grade 50Ω BNC digital cable
• Optimized for 10MHz master clock transmission
• Esoteric Mastering Edition tuning
• Developed under the supervision of Esoteric Chief Mastering Engineer Masaya Tono
• Mexcel Gigahertz Flat Transmission Technology
• D.U.C.C. 7N Cu conductor — 99.99999% purity
• Massive 2.0mm solid-core Mexcel center conductor
• Three-layer shielding architecture
• Ultra-thin rectangular Mexcel braid
• Copper Mylar tape
• Thick silver-coated copper braided shield
• Custom 50Ω BNC connectors
• Solid-machined phosphor bronze center pin
• Direct 24K gold-plated center contact
• Silver + rhodium-plated phosphor bronze cold-signal shell
• Duralumin connector locking structure for enhanced vibration control
• Designed and manufactured for ultra-high-end digital audio systems

Gigahertz Flat Transmission Technology

One of the defining technologies of Esoteric Mexcel cables is their ability to maintain highly uniform impedance into the gigahertz frequency range.

Mexcel uses specialized conductor insulation technology to maintain uniform insulation around the conductor while maximizing usable conductor area. This helps reduce high-frequency attenuation associated with skin effect and enables extremely wide-bandwidth signal transmission.

For digital signals, maintaining accurate high-frequency characteristics helps preserve waveform integrity and timing information—particularly important when transmitting a precision 10MHz reference clock.

D.U.C.C. 7N High-Purity Copper

The main conductor uses D.U.C.C. 7N Cu with 99.99999% purity.

D.U.C.C. (Dia Ultra Crystallized Copper) uses exceptionally large and carefully optimized copper crystal structures designed specifically for high-performance audio applications.

Esoteric combines this material with stress-free processing that helps the conductor maintain its transmission characteristics even after the cable has been bent and positioned during installation.

Advanced Three-Layer Shielding

The 7N-DA6100ES employs an elaborate shielding structure consisting of:

1. Ultra-thin rectangular Mexcel braid
2. Copper Mylar tape
3. Thick silver-coated copper braid

This multi-layer construction provides comprehensive protection against external noise while maintaining the signal integrity required by reference-level clock and digital transmission systems.

Mastering-Grade 50Ω BNC Connectors

The custom BNC connectors are another defining feature of the Mastering Edition.

The hot-signal center pin is machined from solid phosphor bronze and receives direct 24K gold plating without a nickel undercoat. The cold-signal shell uses high-quality phosphor bronze finished with silver and rhodium plating.

The connector locking section is manufactured from duralumin, selected for its mechanical strength and vibration-damping characteristics. Combined with the substantial connector housing, this construction helps minimize vibration at the critical interface between the cable and connected component.

Designed for Reference Digital Systems

The 7N-DA6100ES MEXCEL is an ideal companion for high-performance components equipped with 50Ω BNC 10MHz clock connections, including Esoteric master clock generators and compatible digital sources.

Its combination of extraordinary conductor purity, wide-bandwidth transmission, extensive shielding, precision impedance, and mechanically optimized connectors makes it an uncompromising choice for systems where every aspect of digital timing and signal transmission matters.

Specifications

Model: 7N-DA6100ES MEXCEL
Series: Mexcel Reference Line / Esoteric Mastering Edition
Type: Coaxial Digital / Master Clock Cable
Connection: BNC to BNC
Impedance: 50Ω
Standard Length: 1.0 meter
Main Conductor: D.U.C.C. 7N Cu
Copper Purity: 99.99999%
Center Conductor: 2.0mm solid-core Mexcel
Shielding: Three-layer shield
Connector Center Pin: Solid phosphor bronze, direct 24K gold plated
Cold-Signal Shell: Phosphor bronze, silver + rhodium plated
Connector Lock: Duralumin
Primary Application: 10MHz master clock and high-performance digital transmission
Custom Lengths: Available by special order at additional cost

The Grid HiFi

The Esoteric 7N-DA6100ES MEXCEL is available through The Grid HiFi. Our team can help you select the appropriate Esoteric digital cables, master clocks, digital sources, and system configuration to achieve the best performance from your reference audio system.

Contact The Grid HiFi for pricing, availability, custom lengths, and system-matching assistance.