Ayre Acoustics QB-9 Twenty USB DAC

Name: Ayre Acoustics QB-9 Twenty USB DAC
Brand: The Music Room
SKU: 98320
Price: 1579.0 USD
Availability: InStock

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Certified Pre-Owned What’s this?

$4,500.00 (65% Off Est. Retail)

From $1,579.00

$4,500.00 (65% Off Est. Retail)

$1,579.00

From $1,579.00

$1,579.00

+$55.00 Shipping to contiguous US.
Tax collected at checkout.

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Product Highlights

The Ayre Acoustics QB-9 Twenty USB digital-to-analog converter features an ESS ES9038PRO DAC chip alongside custom asynchronous USB technology supporting PCM up to 384kHz, native DSD256, and HDCD decoding. It serves as a transformative digital hub designed to eliminate jitter and extract stunning musicality from file-based playback setups. Built around a zero-feedback, fully balanced architecture, this component incorporates an upgraded Diamond output stage, a low-noise JFET differential input stage, and proprietary AyreLock power supply regulation. These internal enhancements work in concert with custom AC line filtering to isolate delicate circuitry from electrical noise.

Critical consensus earned the unit a Positive Feedback Writers Choice Award, celebrating its exceptional resolution and musical authority. Outlets like Audiophile Style praise its ability to go head-to-head with far costlier reference components while maintaining an effortless, organic presentation. Reviewers highlight the virtually nonexistent noise floor, noting how low-level detail and dynamic impact emerge with uncanny natural realism.

Integrating this digital-to-analog converter into your system bridges the gap between stored digital files and live musical emotion. By unlocking pristine timing and lifelike tonal density, it removes digital harshness and delivers a deeply engaging listening experience. It offers discerning audiophiles a refined, uncompromising front end for ultimate high-resolution enjoyment.

Brand	Ayre Acoustics
Type	DACs
MSRP	$4,500.00
SKU #	98320
Serial #	18BO114R
Cosmetic Rating	7 - Good cosmetic condition with some minor visible cosmetic wear including some light wear to the applied logos on the front of the chassis. There are also some very light marks on the top and sides of the chassis. Despite these minor blemishes, this DAC still looks good and sounds great.
Functional Notes	Operational condition of this item is excellent, fully tested and no issues found.
Age	Unknown
Owners	Unknown
Service History	None

D/A Converter, Power Cable, Factory Packaging

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