{"product_id":"wharfedale-8-bronze-rs-dd-speaker-driver","title":"Wharfedale 8\" Bronze RS\/DD Speaker Driver","description":"\u003cp\u003e\u003cstrong\u003eThe Wharfedale 8\" Bronze RS\/DD stands as a testament to 1960s audio engineering excellence. This iconic wide-range driver, conceived by Wharfedale founder Gilbert Briggs, represents a pivotal moment when single-unit drivers could deliver full-spectrum sound through innovative design. The RS\/DD nomenclature—Roll Surround and Double Diaphragm—reflects the thoughtful engineering that made these drivers legendary among vintage audio enthusiasts. With a ceramic magnet system delivering 14,500 oersteds of flux density and an aluminum voice coil that provided remarkably detailed treble response for its era, this 8\" driver captures the golden age of British speaker manufacturing. Spanning 50 Hz to 20 kHz across 10\/15 ohm impedance, it remains a sought-after component for period-correct restoration and vintage audio collectors who appreciate authentic 1960s sonic character.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\" data-complete=\"true\" data-sfc-root=\"c\" role=\"heading\" aria-level=\"3\"\u003e\u003cstrong\u003eSpecifications \u0026amp; Features:\u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003cbr\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003cstrong\u003eFrequency Range\u003c!--TgQPHd|[]--\u003e:\u003c\/strong\u003e 50 Hz to 20,000 c\/s (Hz).\u003cbr\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003cstrong\u003eImpedance\u003c!--TgQPHd|[]--\u003e:\u003c\/strong\u003e 10\/15 ohms.\u003cbr\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003cstrong\u003eMagnet\u003c!--TgQPHd|[]--\u003e:\u003c\/strong\u003e Ceramic magnet system with a flux density of 14,500 oersteds.\u003cbr\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003cstrong\u003eVoice Coil\u003c!--TgQPHd|[]--\u003e:\u003c\/strong\u003e Aluminum, for a highly detailed top-end response.\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e Outer diameter 208mm, Hole cut-out 190mm, Depth 82mm\u003c\/span\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\" data-complete=\"true\" data-sfc-root=\"c\" role=\"heading\" aria-level=\"3\"\u003e\u003cstrong\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003eUp for sale is only 1(one) Driver.\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\"\u003eBelow are the measured parameters of the listed driver:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/3279\/6324\/files\/Wharfdale_RS_DD_8_Bronze_Measured_Parameters.png?v=1779782393\" alt=\"\" width=\"154\" height=\"188\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/3279\/6324\/files\/Wharfdale_RS_DD_8_Bronze.png?v=1779782374\" alt=\"\"\u003e\u003c\/p\u003e","brand":"RV HIFI","offers":[{"title":"Default Title","offer_id":51337051734180,"sku":null,"price":120.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/3279\/6324\/files\/Wharfedale8BronzeRSDDrvhifi.comPic1.jpg?v=1779796561","url":"https:\/\/rvhifi.com.au\/products\/wharfedale-8-bronze-rs-dd-speaker-driver","provider":"RV HIFI","version":"1.0","type":"link"}