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The Sonoma Model One Electrostatic Headphone System

The revolutionary Sonoma M1 Headphone System has been optimized for today’s High-Resolution Audio formats. Every aspect of the system has been designed to deliver unparalleled levels of performance and sound quality.

Headphones

New Transducer Technology

The M1 Headphone System is the world’s first headphone to use a High-Precision Electrostatic Laminate Transducer (HPEL) developed by Warwick Audio Technologies Ltd.  This patented technology ushers in a new paradigm in electrostatic transducers offering all of the benefits of traditional electrostatics, but manufactured with unprecedented consistency and matching between transducers.

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Injected Magnesium Ear-Cups

With excellent strength-to-weight ratio, high stiffness, superior acoustical dampening and outstanding RFI/EMI shielding, magnesium is the perfect material in which to house the HPEL to ensure optimal performance. Low weight also contributes to outstanding headphone comfort.

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Handmade Cabretta Sheepskin Ear-Pads

To ensure your comfort during long listening sessions, our ear-pads and headband are handmade from the finest Cabretta sheepskin leather, known for its light weight, durability and softness.

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Custom Low-Capacitance Cable

In collaboration with Straight Wire inc,  we have developed a special ultra-low capacitance cable with high precision, self-latching connectors to guarantee ideal signal transfer between amplifier and headphone.

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ENERGIZER & DAC

ESS Sabre Reference DAC

Two stereo DAC chips from ESS, the world’s premier DAC chip manufacturer, are operated in mono mode to provide a measured 129 dB signal-to-noise ratio.

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Precision CNC-Machined Aluminum Case

A precision CNC-machined, solid aluminum case not only creates a beautiful housing, but provides outstanding isolation from external interference sources.

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Class-A Energizing Amplifier

A discrete, single-ended FET Class-A amplifier provides a high-performance, wide-bandwidth, very low distortion final drive stage, optimally matched to the HPELs.

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Custom 64-bit DSP

All input signals are digitally processed using custom 64-bit double-precision fixed-point arithmetic. Fixed-point is known to be superior in the world of audio processing, and our 64‑bit arithmetic exceeds the performance of most professional audio workstations.

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