Ayre Acoustics K-5xeMP Stereo Preamp
Ayre builds electronics in Boulder, Colorado with two commitments that don't bend: fully balanced circuitry from input to output, and zero feedback in the signal path. The K-5 is where those principles meet a preamp that the used market has been slow to let go of, which tells you something about how it sounds to the people who own it.
The zero-feedback design is the headline. Most solid-state amplification applies feedback as a correction mechanism. It measures the output, compares it to the input, and uses the error signal to fix distortion. Ayre argues that feedback introduces its own artifacts in the process of correcting for others, and that a circuit designed correctly from the start doesn't need the correction. The K-5 is built on that argument. The result is a presentation that measures well on paper and sounds right in practice: low noise, wide bandwidth, the kind of transparency that doesn't call attention to itself.
The fully balanced topology means the signal never goes single-ended inside the chassis. What comes in balanced stays balanced all the way through. Single-ended inputs are available and converted properly, but the XLR path is where the K-5 was designed to live — pair it with a balanced source and a balanced amplifier and you have a system that's eliminating a class of noise artifacts at every stage.
This piece is the upgraded MP version with the all metal remote.
$4,500 MSRP
Couldn't load pickup availability
Return Policy
Return Policy
We offer a 3-day return window on all purchases. Returns made to a credit or debit card will incur a 5 percent processing fee. Shipping costs, both to and from, are the responsibility of the customer if applicable.
After the 3-day window and up to 3 weeks from the date of purchase, items may still be returned, subject to a 20 percent restocking fee.
For shipped orders, customers must notify us within 3 days of receiving the item to initiate a return. Once the item is received back in the same condition it was sent, we will issue a refund minus all shipping charges and a 5 percent credit card processing fee.
Need Help? View our services
Need Help? View our services
Ayre builds electronics in Boulder, Colorado with two commitments that don't bend: fully balanced circuitry from input to output, and zero feedback in the signal path. The K-5 is where those principles meet a preamp that the used market has been slow to let go of, which tells you something about how it sounds to the people who own it.
The zero-feedback design is the headline. Most solid-state amplification applies feedback as a correction mechanism. It measures the output, compares it to the input, and uses the error signal to fix distortion. Ayre argues that feedback introduces its own artifacts in the process of correcting for others, and that a circuit designed correctly from the start doesn't need the correction. The K-5 is built on that argument. The result is a presentation that measures well on paper and sounds right in practice: low noise, wide bandwidth, the kind of transparency that doesn't call attention to itself.
The fully balanced topology means the signal never goes single-ended inside the chassis. What comes in balanced stays balanced all the way through. Single-ended inputs are available and converted properly, but the XLR path is where the K-5 was designed to live — pair it with a balanced source and a balanced amplifier and you have a system that's eliminating a class of noise artifacts at every stage.
This piece is the upgraded MP version with the all metal remote.
$4,500 MSRP
8.5/10 Minimal signs of use.