{"product_id":"quad-303-_power-amplifier","title":"Quad 303 _Power amplifier","description":"\u003cp class=\"p1\"\u003eearly 70s\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eMade in the UK 🇬🇧\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eA true icon of British hi-fi, the Quad 303 stands out with its clean, almost brutalist aesthetic—minimal, functional, and effortlessly timeless. Designed as a reference power amplifier, it delivers a smooth, controlled and highly musical sound that made it legendary.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eStill in production in 2026, it’s a rare example of a design that never needed reinvention—just refinement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eSince these photos, the unit has been fully restored: recapped and upgraded with gold-plated RCA inputs for optimal performance and long-term reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eSpecifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003ePower output: 45 watts per channel into 8Ω (stereo)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eFrequency response: 30Hz to 35kHz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eTotal harmonic distortion: 0.1%\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eInput sensitivity: 0.5V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eSignal to noise ratio: 100dB\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eSpeaker load impedance: 4Ω to 16Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eDimensions: 120 x 159 x 324mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003eWeight: 8.2kg\u003c\/span\u003e\u003c\/p\u003e","brand":"Quad","offers":[{"title":"Default Title","offer_id":42648257953886,"sku":null,"price":750.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/2376\/5086\/files\/3FB124D4-7CA7-4EFE-80A9-13AB9AF8C357.jpg?v=1776215731","url":"https:\/\/imagesonore.ca\/products\/quad-303-_power-amplifier","provider":"image sonore","version":"1.0","type":"link"}