{"product_id":"ayr-k-5pre10k0328","title":"Ayre Acoustics K-5xeMP Stereo Preamp","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAyre 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.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 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.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 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.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis piece is the upgraded MP version with the all metal remote. \u003c\/p\u003e\n\u003ch5 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(253, 183, 22);\"\u003e$4,500 MSRP\u003c\/span\u003e\n\u003c\/h5\u003e","brand":"Ayre Acoustics","offers":[{"title":"Default Title","offer_id":46840332124297,"sku":"K-5PRE10K0328","price":1375.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/4557\/0185\/files\/Ayre.png?v=1780606825","url":"https:\/\/echohifi.com\/products\/ayr-k-5pre10k0328","provider":"Echo Audio","version":"1.0","type":"link"}