SKU: 43210346762

Ayre KX-8 Variable Gain Preamplifier

Sale price$4635.00 Regular price$5150.00
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Description

Ayre KX-8 Variable Gain Preamplifier8 SERIES PRODUCTS Groundbreaking technology in affordable products, the 8 series embodies Made in America craftsmanship and value. KX 8 Variable Gain Preamplifier First appearing in our world famous KX R preamplifier, the KX 8 features the same recipe for true variable gain volume control; although in a much simpler and cost effective approach. Maintain a constant signal to noise ratio and set the music free, at any volume level. Built around Ayres

8 SERIES PRODUCTS

Groundbreaking technology in affordable products, the 8 series embodies “Made in America” craftsmanship and value.

KX-8 Variable Gain Preamplifier

First appearing in our world famous KX-R preamplifier, the KX-8 features the same recipe for true variable gain volume control; although in a much simpler and cost effective approach. Maintain a constant signal to noise ratio and set the music free, at any volume level. Built around Ayre’s exclusive innovations, the Ayre KX-8 includes fully-balanced, true zero-feedback circuitry throughout for natural musicality, unprecedented dynamics and detail.


The KX-8 Preamplifier allows users to customize to their needs, by allowing a set of optional standard digital inputs, and optional USB or Network inputs, making it amazingly versatile. Featuring up to eight az inputs (Ethernet, USB, AES/EBU, S/PDIF (2), and Toslink (3)) and five analog inputs (2 Balanced, 3 unbalanced) it’s prepared to be the analog and digital hub for most any systems. With the Ethernet module installed, it is Roon-ready and pre-configured to stream Spotify, Qobuz, and Tidal. The KX-8 will unlock the potential of your source components, and your power amplifier; becoming another timeless classic in the Ayre Acoustics heritage.


The KX-8 stands to be one of our greatest headphone experiences to date. Taking full advantage of the true Variable Gain volume control and true zero feedback design throughout, both balanced and unbalanced front panel connectors–driven by Ayre’s exclusive Diamond amplifier circuit will effortlessly drive the most demanding headphones, allowing music to flow effortlessly into your life. A first for our headphone users to be able to experience the the benefits of Variable Gain technology.

Features

Ayre’s Exclusive Continuously Variable Gain Transimpedance (CVGT) volume control
Zero-Feedback, Fully-Balanced Discrete Circuitry
Ayre’s Double Diamond Output Stage
Ayre’s Exclusive Equilock Gain Stage
Linear Analog Power Supply
High-Speed Circuit Board Material

Analog Inputs:
(2) Balanced
(3) Single Ended

Optional DAC:
ESS ES9038Q2M DAC chip
Xilinx Spartan FPGA
Ayre’s Asynchronous S/PDIF input
Ayre custom digital clock
Ayre’s Minimum Phase digital filter
Single-pass 16x oversampling

Up to six digital inputs:
Ethernet, Asynchronous USB,
AES/EBU, S/PDIF, Optical (2)

AyreLink Communication Trigger System

Variants

KX-8 Preamp - KX-8 Preamp Full 

KX-8 Preamp/DAC - Variable Gain Preamp - (2) Balanced, (3) Single-Ended

KX-8 Preamp USB - Variable Gain Preamp w/ DAC - (2) Balanced, (3) Single-Ended - (1) AES, (2) S/PDIF, (3) Optical, (1) USB

KX-8 Preamp NET - Variable Gain Preamp w/ DAC - (2) Balanced, (3) Single-Ended - (1) AES, (2) S/PDIF, (3) Optical, (1) NET

KX-8 Preamp Full - Variable Gain Preamp w/ DAC - (2) Balanced, (3) Single-Ended - (1) AES, (2) S/PDIF, (3) Optical, (1) USB, (1) NET 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 43210346762

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T
The Pacific Northwesterners
Belleville, US
★★★★★ 4
Comfortable and Easy to Wear Daily
Size: 2 Little Kid, Color: Navy/Blue
My daughter has been wearing these navy/blue shoes since the weather has been less rainy and more sunny. They are great for outdoor play, especially on days when it's warm outside. The knit mesh upper keeps her feet from overheating, and the cushioned insole feels supportive without being stiff. At size 2, the fit is accurate and the width runs a bit roomy, which gave her some growing room without feeling loose. The slip-on design with elastic laces and pull tabs is a real plus. She can get them on and off without any help, which she loves. The shoes are light enough that she barely notices them during long active days. My one small complaint is that the sole feels more like firm foam than rubber, so they can be a little slippery on smooth indoor floors. For the price, these deliver solid everyday value. They look good, hold up well to regular use, and my daughter reaches for them first most mornings. Pros: - Breathable mesh keeps feet cool - Easy slip-on design with elastic laces and pull tabs - Lightweight and comfortable for all-day wear - Accurate sizing with a roomy width - Durable for the price Cons: - Sole can be slippery on hard smooth surfaces - Limited outsole grip compared to rubber-soled shoes
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
D
DR
West Palm Beach, US
★★★★★ 5
Great kids' shoe — easy on, comfy all day
Size: 3 Little Kid, Color: Pink/Lavender
My kid has been wearing these for a few weeks now and I'm genuinely impressed with how well they've held up. The knit mesh upper keeps feet cool and comfortable during long days at school and outdoor play, and the cushioned EVA midsole does a great job absorbing impact. What really won me over is the slip-on design with elasticated laces and dual pull tabs — my child can put them on and take them off completely independently, which is a huge win. The fit is snug but not tight, and they run a bit roomy in width, which is great for kids with wider feet or those who need a little growing room. At $32, the quality feels solid for the price. Lightweight, breathable, and easy to wear — these check all the boxes for an everyday kids' shoe.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
M
Melissa
Massapequa, US
★★★★★ 5
Cute, Comfortable, Light-Weight Shoes, Perfect for School
Size: 11 Little Kid, Color: Pink/Lavender, Size: 11 Little Kid, Color: Pink/Lavender
These have turned out to be great everyday shoes for my 5 year old. She normally wears a size 10, but since that size wasn’t available, I ordered the 11 expecting her to grow into them. I was pleasantly surprised that they already fit her pretty well. There’s still a little extra room in the toe area, but the shoes fit securely around her ankles so they don’t feel loose or slip off while walking or playing. She says they’re very comfortable and loves how easy they are to slip on by herself. The lightweight design is nice for everyday wear, and they’ve held up well so far despite being worn almost daily. They've become her favorite shoes to wear! Also the pink/lavender color is really pretty in person. Overall, I’m very happy with them and would order again.
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Reviewed in the United States on May 13, 2026
A
Amazon customer
San Leandro, US
★★★★★ 5
Great shoe well made
Size: 13 Little Kid, Color: Pink/Lavender, Size: 13 Little Kid, Color: Pink/Lavender
Really good shoes at a fair price. My daughter loves the pink and purple gradient colors. Really beautiful. Shoes have proven themselves very durable. She's been wearing these a few times a week for the last couple months and they still look new aside from some dirt stains. Fit perfectly. Very comfortable. This is always her first pick in the morning when she's getting dressed. Good breathability you can wear these in hot summer weather without sweaty feet. Versatile shoe looks good enough to wear out and about or exercise in.
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Reviewed in the United States on May 16, 2026
K
Verified Purchase
Kevin Keegan
Dallas, US
★★★★★ 3
Runs large
Size: 7 Big Kid, Color: White
Runs very large.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026

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