{"product_id":"mcintosh-mc-275-valve-stereo-power-amplifiers","title":"McIntosh MC 275 valve stereo power amplifiers","description":"\u003cp\u003eWe have two of these MK4 and MK5 variants.\u003c\/p\u003e\n\u003cp\u003eWe also have the \u003ca href=\"https:\/\/audiogold.co.uk\/products\/mcintosh-c2300-valve-pre-amplifier\"\u003e\u003cstrong\u003eC2300 valve pre amp\u003c\/strong\u003e\u003c\/a\u003e to compliment.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe McIntosh MC275 Mk5 is a 75-watt-per-channel stereo vacuum tube power amplifier that can also operate in a 150-watt mono parallel configuration. It features a polished stainless steel chassis, balanced and unbalanced inputs.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eMK5:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003ePower Output: 75W per channel into 4, 8, or 16 ohms (stereo); 150W into 2, 4, or 8 ohms (mono)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eFrequency Response: 20Hz to 20,000Hz (+0 \/ -0.5dB)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eTotal Harmonic Distortion: 0.5% maximum at any power level from 250 milliwatts to rated power\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eSignal-to-Noise Ratio: 100dB to 105dB\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eDamping Factor: Greater than 14 to 22\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eTube Complement: 4x KT88 output tubes, plus a mix of small signal tubes like 12AX7A and 12AT7\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eDimensions (W x H x D): 16.5\" x 8.25\" x 12\" (42 cm x 21 cm x 30.5 cm)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cspan class=\"iNqyIf\"\u003eWeight: 67 lbs (30.5 kg) net\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMK4:\u003c\/p\u003e\n\u003cp\u003eThe McIntosh MC275 MK IV is a two-channel vacuum tube power amplifier produced from 2004 to 2006. It features a polished stainless steel chassis, a dedicated power on\/off switch, a rear-mounted detachable power cord socket, and delivers 75 watts per channel into 4, 8, or 16 ohms.\u003c\/p\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003ePower output: 75 watts per channel in stereo mode (4, 8, or 16 ohms) or 150 watts total in mono bridged\/parallel mode.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eTube complement: Four \u003cspan\u003e\u003ca class=\"SmjhRb bqYA2d\" role=\"link\" id=\"pvlink1j2Eao_NAu3jhbIPvazPwAs_2\" href=\"https:\/\/www.google.com\/search?ibp=oshop\u0026amp;prds=pvt:hg,pvo:48,imageDocid:9888095291221916446,headlineOfferDocid:4965478382903926757,productDocid:4965478382903926757\u0026amp;q=product\u0026amp;sa=X\u0026amp;ved=2ahUKEwiPkK3EhaqWAxXtcUEAHT3WE7gQxa4PegoIAggACAEIEhAG\" tabindex=\"0\"\u003eKT88\/6550\u003c\/a\u003e\u003c!--TgQPHd|||[[[\u0026quot;9888095291221916446\u0026quot;,null,\u0026quot;4965478382903926757\u0026quot;,\u0026quot;4965478382903926757\u0026quot;,null,null,null,null,\u0026quot;hg\u0026quot;,null,null,null,null,null,null,null,null,null,null,48,null,null,null,null,null,null,null,null,\u0026quot;2 Pair KT88\/6550 Vacuum Tubes\u0026quot;,null,null,null,null,null,null,null,\u0026quot;mcintosk mc275 mk4 specs\u0026quot;,null,null,null,null,0,\u0026quot;EswBCowBQUppVDR0S2xBMklseTVIOXlpWmJaY2xaWTA2LXg1V0E3TzIzQWI5QmVEY2c3WUVFVlJmMWxHRnc0YUpKUjBPOGNMeTdicGxvbzBNTlFReEVGWGtBU3lBNUJKcElRekxOOFY4RkVGVVdxVXU0M3l2WVBCOHdBbmh5MUQwZGJ0Q3JHT3ZpcFQwOHM5NHMSFzFqMkVhb19OQXUzamhiSVB2YXpQd0FzGiJBRHNyOWZSRmhIalZyb0NnNnFUZFJtR2x4VTZYYWhObWZR\u0026quot;,null,null,0],null,0,1,\u0026quot;EtQDCsoDIscDaHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS9zZWFyY2g_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\u0026quot;,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[null,1,0,1,null,null,null,null,null,null,null,null,[251717,null,1],null,null,[{\u0026quot;395\u0026quot;:[null,null,null,[null,[604280000,\u0026quot;GBP\u0026quot;],null,null,null,\u0026quot;2 Pair KT88\/6550 Vacuum Tubes\u0026quot;,null,[\u0026quot;9888095291221916446\u0026quot;,1,154]]],\u0026quot;470\u0026quot;:[[\u0026quot;4965478382903926757\u0026quot;,\u0026quot;4965478382903926757\u0026quot;,null,null,null,null,\u0026quot;137221979\u0026quot;,null,null,null,null,null,null,null,[\u0026quot;4965478382903926757\u0026quot;,\u0026quot;68216595\u0026quot;,null,\u0026quot;1786909424001152\u0026quot;,\u0026quot;1786909424001152\u0026quot;,\u0026quot;1786909424001152\u0026quot;],null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[[\u0026quot;4965478382903926757\u0026quot;,\u0026quot;68216595\u0026quot;,null,\u0026quot;1786909424001152\u0026quot;,\u0026quot;1786909424001152\u0026quot;,\u0026quot;1786909424001152\u0026quot;],null,\u0026quot;4965478382903926757\u0026quot;,\u0026quot;137221979\u0026quot;,null,null,1,null,null,\u0026quot;b0fxrl6v9n\u0026quot;,\u0026quot;en\u0026quot;,[\u0026quot;137221979\u0026quot;,0,\u0026quot;https:\/\/amazon.co.uk\/\u0026quot;,\u0026quot;Amazon\u0026quot;],null,null,null,1,null,null,null,null,null,1,null,[965427,924603,629147,803408,723612]]]]}],null,null,null,null,[null,null,\u0026quot;\/search?ibp\\u003doshop\\u0026prds\\u003dpvt:hg,pvo:48,imageDocid:9888095291221916446,headlineOfferDocid:4965478382903926757,productDocid:4965478382903926757\\u0026q\\u003dproduct\u0026quot;]],0],\u0026quot;\u0026quot;]--\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[[\u0026quot;SHOPPING_PRODUCT\u0026quot;,2,\u0026quot;\u0026quot;,\u0026quot;EgciAJIBApwB\u0026quot;,\u0026quot;McIntosh KT88\/6550 Vacuum Tube\u0026quot;,\u0026quot;\u0026quot;,\u0026quot;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\u0026quot;,null,0,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1],0,0,null,null,0,0,[],\u0026quot;\u0026quot;,0,0],\u0026quot;1j2Eao_NAu3jhbIPvazPwAs_1\u0026quot;]--\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e output tubes, three \u003cspan\u003e12AX7A\u003c!--TgQPHd|||[[\u0026quot;SHOPPING_PRODUCT\u0026quot;,2,\u0026quot;\u0026quot;,\u0026quot;EgciAJIBApwB\u0026quot;,\u0026quot;McIntosh 12AX7A Vacuum Tube\u0026quot;,\u0026quot;\u0026quot;,\u0026quot;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\u0026quot;,null,0,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1],0,0,null,null,0,0,[],\u0026quot;\u0026quot;,0,0],\u0026quot;1j2Eao_NAu3jhbIPvazPwAs_3\u0026quot;]--\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e tubes, and four \u003cspan\u003e12AT7\/12AZ7\u003c!--TgQPHd|||[[\u0026quot;SHOPPING_PRODUCT\u0026quot;,2,\u0026quot;\u0026quot;,\u0026quot;EgciAJIBApwB\u0026quot;,\u0026quot;McIntosh 12AT7\/12AZ7 Vacuum Tube\u0026quot;,\u0026quot;\u0026quot;,\u0026quot;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\u0026quot;,null,0,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1],0,0,null,null,0,0,[],\u0026quot;\u0026quot;,0,0],\u0026quot;1j2Eao_NAu3jhbIPvazPwAs_4\u0026quot;]--\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e small signal drivers.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eFrequency response: +0, -0.5dB from 20Hz to 20,000Hz (+0, -3.0dB from 10Hz to 100,000Hz).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eTotal Harmonic Distortion (THD): 0.5% maximum from 250 milliwatts to rated power.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eSignal-to-Noise Ratio: -100dB to -105dB below rated output.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eDimensions: 12\" wide x 7.5\" to 8.25\" high x 16\" to 16.5\" deep.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cspan class=\"iNqyIf\"\u003eWeight: 67 lbs (30.5 kg) net\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"AudioGoldLondon","offers":[{"title":"Default Title","offer_id":57863996408190,"sku":null,"price":6000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4986\/0861\/files\/MC275MK5-1.jpg?v=1787050565","url":"https:\/\/audiogold.co.uk\/products\/mcintosh-mc-275-valve-stereo-power-amplifiers","provider":"AudioGoldLondon","version":"1.0","type":"link"}