{"product_id":"allison-six-bookshelf-speakers-refoamed-11-2026-fully-serviced","title":"Allison SIX Bookshelf Speakers * Refoamed 11\/2026 * Fully Serviced *","description":"\u003cp dir=\"ltr\" data-path-to-node=\"1\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"4\"\u003eAllison:Six\u003c\/b\u003e\u003cspan\u003e (introduced in 1975) was designed by Roy Allison,\u003c\/span\u003e\u003cspan\u003e one of the most respected acoustic engineers in hi-fi history (formerly of Acoustic Research).\u003c\/span\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"2\"\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-96\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"2,0,0\" id=\"p-rc_6dfd7fe06af950c3-105\"\u003e\u003cb data-path-to-node=\"2,0,0\" data-index-in-node=\"0\"\u003eThe Boundary Effect Solution:\u003c\/b\u003e\u003cspan\u003e Roy Allison famously researched how room boundaries (walls and floors) distort bass response.\u003c\/span\u003e\u003cspan\u003e Traditional speakers placed near walls suffer from destructive phase interference ( Allison effect),\u003c\/span\u003e\u003cspan\u003e resulting in dropped bass frequencies.\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cspan class=\"citation-429 citation-end-429\"\u003eHe designed the Allison:Six specifically to be placed right against a wall or bookshelf boundary, using the room surface to create completely uniform, smooth bass loading.\u003csup class=\"superscript embedded\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-97\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"2,1,0\" id=\"p-rc_6dfd7fe06af950c3-106\"\u003e\u003cb data-path-to-node=\"2,1,0\" data-index-in-node=\"0\"\u003eUnique Top-Firing Woofer Design:\u003c\/b\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cspan class=\"citation-428\"\u003eVisually and structurally unique, the \"Six\" placed its 8-inch woofer facing straight \u003c\/span\u003e\u003ci data-path-to-node=\"2,1,0\" data-index-in-node=\"118\" class=\"\"\u003e\u003cspan class=\"citation-428\"\u003eup\u003c\/span\u003e\u003c\/i\u003e\u003cspan class=\"citation-428 citation-end-428\"\u003e on the top surface of the cabinet, while the convex tweeter fired forward.\u003csup class=\"superscript embedded\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cspan class=\"citation-427 citation-end-427\"\u003eThis compact, nearly cube-shaped cabinet punched far above its physical size, delivering deep, accurate low end that shocked audiophiles given its small footprint.\u003csup class=\"superscript embedded\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"4\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"5\"\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-98\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,0,0\" id=\"p-rc_6dfd7fe06af950c3-107\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eSystem Type:\u003c\/b\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cspan class=\"citation-426 citation-end-426\"\u003e2-way, sealed acoustic suspension bookshelf speaker (Stabilized Radiation Loading design)\u003csup class=\"superscript embedded\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eDriver Complement:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"5,1,1\"\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-99\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,1,1,0,0\" id=\"p-rc_6dfd7fe06af950c3-109\"\u003e\u003cb data-path-to-node=\"5,1,1,0,0\" data-index-in-node=\"0\"\u003eWoofer:\u003c\/b\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cspan class=\"citation-425 citation-end-425\"\u003e1 \u003csup class=\"superscript embedded\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"\\times\" data-index-in-node=\"10\"\u003ex \u003c\/span\u003e\u003cspan class=\"citation-424 citation-end-424\"\u003e8-inch ( \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"203\\text{ mm}\" data-index-in-node=\"25\"\u003e203 mm \u003c\/span\u003e\u003cspan class=\"citation-423 citation-end-423\"\u003e) upward-firing woofer\u003csup class=\"superscript embedded\" data-turn-source-index=\"7\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,1,1,1,0\"\u003e\u003cb data-path-to-node=\"5,1,1,1,0\" data-index-in-node=\"0\"\u003eTweeter:\u003c\/b\u003e\u003cspan\u003e 1 \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"\\times\" data-index-in-node=\"11\"\u003ex \u003c\/span\u003e\u003cspan\u003e1-inch ( \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"25\\text{ mm}\" data-index-in-node=\"26\"\u003e25 mm \u003c\/span\u003e\u003cspan\u003e) convex diaphragm tweeter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eCrossover Frequency:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"2,000\\text{ Hz}\" data-index-in-node=\"21\"\u003e2,000 Hz \u003c\/span\u003e\u003cspan\u003e(using an air-core choke and polyester capacitor network)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eNominal Impedance:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"4\\text{ ohms}\" data-index-in-node=\"19\"\u003e4 ohms \u003c\/span\u003e\u003cspan\u003e(3.\u003c\/span\u003e\u003cspan\u003e5 ohms minimum)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003eFrequency Response \/ Power Response:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"5,4,1\"\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-100\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,4,1,0,0\" id=\"p-rc_6dfd7fe06af950c3-110\"\u003e\u003cspan class=\"math-inline\" data-math=\"-3\\text{ dB}\" data-index-in-node=\"0\"\u003e-3 dB \u003c\/span\u003e\u003cspan class=\"citation-422 citation-end-422\"\u003eat \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"46.5\\text{ Hz}\" data-index-in-node=\"16\"\u003e46.5 Hz\u003c\/span\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-101\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,4,1,1,0\" id=\"p-rc_6dfd7fe06af950c3-111\"\u003e\u003cspan class=\"math-inline\" data-math=\"-6\\text{ dB}\" data-index-in-node=\"0\"\u003e-6 dB at \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"39\\text{ Hz}\" data-index-in-node=\"16\"\u003e39 Hz \u003c\/span\u003e\u003cspan class=\"citation-420 citation-end-420\"\u003e(when positioned properly against a wall)\u003csup class=\"superscript embedded\" data-turn-source-index=\"10\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-102\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,5,0\" id=\"p-rc_6dfd7fe06af950c3-108\"\u003e\u003cb data-path-to-node=\"5,5,0\" data-index-in-node=\"0\"\u003ePower Handling:\u003c\/b\u003e\u003cspan class=\"\"\u003e Minimum 15 watts continuous\/average; \u003c\/span\u003e\u003cspan class=\"citation-419 citation-end-419\"\u003ehandles high transient peaks easily.\u003csup class=\"superscript embedded\" data-turn-source-index=\"11\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,6,0\"\u003e\u003cb data-path-to-node=\"5,6,0\" data-index-in-node=\"0\"\u003eAcoustic Control:\u003c\/b\u003e\u003cspan\u003e Two-position front-accessible control switch for selecting system high-frequency power response (nominally flat vs.\u003c\/span\u003e\u003cspan\u003e gentle HF rolloff).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,7,0\"\u003e\u003cb data-path-to-node=\"5,7,0\" data-index-in-node=\"0\"\u003eEnclosure Volume \u0026amp; Dimensions:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"5,7,1\"\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-103\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,7,1,0,0\" id=\"p-rc_6dfd7fe06af950c3-112\"\u003e\u003cspan class=\"citation-418 citation-end-418\"\u003eInternal Volume: 14.1 liters (\u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"860\\text{ cubic inches}\" data-index-in-node=\"30\"\u003e860 cubic inches\u003c\/span\u003e\u003cspan class=\"citation-417 citation-end-417\"\u003e)\u003csup class=\"superscript embedded\" data-turn-source-index=\"13\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli id=\"p-rc_6dfd7fe06af950c3-104\"\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,7,1,1,0\" id=\"p-rc_6dfd7fe06af950c3-113\"\u003e\u003cspan class=\"citation-416 citation-end-416\"\u003eDimensions: \u003csup class=\"superscript embedded\" data-turn-source-index=\"14\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"11.25\\text{ inches}\" data-index-in-node=\"12\"\u003e$11.25 inches \u003c\/span\u003e\u003cspan class=\"citation-415 citation-end-415\"\u003eHigh \u003csup class=\"superscript embedded\" data-turn-source-index=\"15\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"\\times\" data-index-in-node=\"37\"\u003ex \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"11.25\\text{ inches}\" data-index-in-node=\"44\"\u003e11.25 inches \u003c\/span\u003e\u003cspan class=\"citation-413 citation-end-413\"\u003eWide \u003csup class=\"superscript embedded\" data-turn-source-index=\"17\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"\\times\" data-index-in-node=\"69\"\u003ex \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"11.25\\text{ inches}\" data-index-in-node=\"76\"\u003e11.25 inches \u003c\/span\u003e\u003cspan class=\"citation-411 citation-end-411\"\u003eDeep\u003csup class=\"superscript embedded\" data-turn-source-index=\"19\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"5,8,0\"\u003e\u003cb data-path-to-node=\"5,8,0\" data-index-in-node=\"0\"\u003eWeight:\u003c\/b\u003e\u003cspan\u003e Approx.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\" data-math=\"17\\text{ lbs}\" data-index-in-node=\"16\"\u003e17 lbs \u003c\/span\u003e\u003cspan\u003eeach\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/9204\/5301\/files\/ServiceSpeakers.png?v=1775659965\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Allison","offers":[{"title":"Default Title","offer_id":68038079447285,"sku":null,"price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/9204\/5301\/files\/IMG_8522_97f9aada-2964-4608-a63f-46d4f358bb74.jpg?v=1794492378","url":"https:\/\/www.theturntablestore.com\/products\/allison-six-bookshelf-speakers-refoamed-11-2026-fully-serviced","provider":"The Turntable Store","version":"1.0","type":"link"}