{"product_id":"ma2375-2-channel-vacuum-tube-integrated-amplifier","title":"MA2375 2-Channel Vacuum Tube Integrated Amplifier","description":"\u003cp data-start=\"265\" data-end=\"656\"\u003eThe MA2375 is an all-analog vacuum tube integrated amplifier that combines a vacuum tube preamplifier and vacuum tube power amplifier in a single chassis. Introduced as McIntosh's first vacuum tube integrated amplifier in over a decade, the MA2375 is designed to deliver the musicality of tube amplification with the convenience of an integrated design.\u003c\/p\u003e\n\u003cp data-start=\"658\" data-end=\"933\"\u003eThe amplifier features McIntosh's iconic output meters, a built-in 5-band analog equalizer, dedicated phono input with adjustable loading and gain, and multiple balanced and unbalanced analog inputs.\u003c\/p\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot qMYqUG_convSearchResultTextHighlightSafari\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-69e7eb27-e928-832e-ae88-ae2c846d0bb0-9\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69e7eb27-e928-832e-ae88-ae2c846d0bb0-9\" data-turn-id-container=\"request-69e7eb27-e928-832e-ae88-ae2c846d0bb0-9\" data-testid=\"conversation-turn-47\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"ef5354a1-4648-4214-9b27-3651679a0164\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"pm8yra\" data-start=\"940\" data-end=\"960\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"944\" data-end=\"960\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"961\" data-end=\"1616\"\u003e\n\u003cli data-section-id=\"j4kbr\" data-start=\"961\" data-end=\"1006\"\u003eAll-analog vacuum tube integrated amplifier\u003c\/li\u003e\n\u003cli data-section-id=\"24vuhj\" data-start=\"1007\" data-end=\"1085\"\u003eVacuum tube preamplifier and vacuum tube power amplifier in a single chassis\u003c\/li\u003e\n\u003cli data-section-id=\"2asqwo\" data-start=\"1086\" data-end=\"1130\"\u003e75 watts per channel into 4, 8, or 16 ohms\u003c\/li\u003e\n\u003cli data-section-id=\"13lu6tq\" data-start=\"1131\" data-end=\"1203\"\u003eBuilt-in phono stage with adjustable gain, resistance, and capacitance\u003c\/li\u003e\n\u003cli data-section-id=\"1iu0xiq\" data-start=\"1204\" data-end=\"1232\"\u003eFive-band analog equalizer\u003c\/li\u003e\n\u003cli data-section-id=\"1wm1yyf\" data-start=\"1233\" data-end=\"1272\"\u003eBalanced and unbalanced analog inputs\u003c\/li\u003e\n\u003cli data-section-id=\"179kh9e\" data-start=\"1273\" data-end=\"1332\"\u003eHeadphone output with Headphone Crossfeed Director (HXD®)\u003c\/li\u003e\n\u003cli data-section-id=\"pvyzl3\" data-start=\"1333\" data-end=\"1380\"\u003eDual illuminated McIntosh power output meters\u003c\/li\u003e\n\u003cli data-section-id=\"1ptcvr4\" data-start=\"1381\" data-end=\"1413\"\u003eOutput 2 and Subwoofer outputs\u003c\/li\u003e\n\u003cli data-section-id=\"13ps4iu\" data-start=\"1414\" data-end=\"1448\"\u003eHome theater PassThru capability\u003c\/li\u003e\n\u003cli data-section-id=\"1rywzqz\" data-start=\"1449\" data-end=\"1616\"\u003eHandcrafted in the USA with U.S. and imported parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1627\" data-end=\"1645\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\n\u003cp data-start=\"1647\" data-end=\"1663\"\u003e\u003cstrong data-start=\"1647\" data-end=\"1663\"\u003ePower Output\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1664\" data-end=\"1782\"\u003e\n\u003cli data-section-id=\"13m0cjv\" data-start=\"1664\" data-end=\"1686\"\u003e75 Watts per channel\u003c\/li\u003e\n\u003cli data-section-id=\"p1r1q\" data-start=\"1687\" data-end=\"1705\"\u003e75 Watts into 4Ω\u003c\/li\u003e\n\u003cli data-section-id=\"p1siq\" data-start=\"1706\" data-end=\"1724\"\u003e75 Watts into 8Ω\u003c\/li\u003e\n\u003cli data-section-id=\"478cg\" data-start=\"1725\" data-end=\"1782\"\u003e75 Watts into 16Ω\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1784\" data-end=\"1799\"\u003e\u003cstrong data-start=\"1784\" data-end=\"1799\"\u003ePerformance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1800\" data-end=\"2095\"\u003e\n\u003cli data-section-id=\"1v3bxik\" data-start=\"1800\" data-end=\"1851\"\u003eFrequency Response: +0, -0.5 dB from 20Hz – 20kHz\u003c\/li\u003e\n\u003cli data-section-id=\"zxebbk\" data-start=\"1852\" data-end=\"1901\"\u003eFrequency Response: +0, -3 dB from 10Hz – 50kHz\u003c\/li\u003e\n\u003cli data-section-id=\"1suwtk0\" data-start=\"1902\" data-end=\"1943\"\u003eTotal Harmonic Distortion: 0.5% maximum\u003c\/li\u003e\n\u003cli data-section-id=\"ksvoop\" data-start=\"1944\" data-end=\"1986\"\u003eIntermodulation Distortion: 0.5% maximum\u003c\/li\u003e\n\u003cli data-section-id=\"uf8shn\" data-start=\"1987\" data-end=\"2013\"\u003eDynamic Headroom: 1.2 dB\u003c\/li\u003e\n\u003cli data-section-id=\"udgjzh\" data-start=\"2014\" data-end=\"2095\"\u003eWide Band Damping Factor: Greater than 22\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2097\" data-end=\"2118\"\u003e\u003cstrong data-start=\"2097\" data-end=\"2118\"\u003eInput Sensitivity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2119\" data-end=\"2225\"\u003e\n\u003cli data-section-id=\"xyhybn\" data-start=\"2119\" data-end=\"2138\"\u003eUnbalanced: 300mV\u003c\/li\u003e\n\u003cli data-section-id=\"eien8d\" data-start=\"2139\" data-end=\"2156\"\u003eBalanced: 600mV\u003c\/li\u003e\n\u003cli data-section-id=\"1l5snov\" data-start=\"2157\" data-end=\"2225\"\u003ePhono: 3mV (factory default)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2227\" data-end=\"2246\"\u003e\u003cstrong data-start=\"2227\" data-end=\"2246\"\u003eInput Impedance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2247\" data-end=\"2350\"\u003e\n\u003cli data-section-id=\"13rtdyh\" data-start=\"2247\" data-end=\"2265\"\u003eUnbalanced: 22kΩ\u003c\/li\u003e\n\u003cli data-section-id=\"91qjbm\" data-start=\"2266\" data-end=\"2282\"\u003eBalanced: 44kΩ\u003c\/li\u003e\n\u003cli data-section-id=\"pmgm6t\" data-start=\"2283\" data-end=\"2350\"\u003ePhono: 100–47kΩ; 50–400pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2352\" data-end=\"2390\"\u003e\u003cstrong data-start=\"2352\" data-end=\"2390\"\u003eSignal-to-Noise Ratio (A-Weighted)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2391\" data-end=\"2537\"\u003e\n\u003cli data-section-id=\"16sauwb\" data-start=\"2391\" data-end=\"2428\"\u003eUnbalanced: 95dB below rated output\u003c\/li\u003e\n\u003cli data-section-id=\"1c1l50w\" data-start=\"2429\" data-end=\"2464\"\u003eBalanced: 95dB below rated output\u003c\/li\u003e\n\u003cli data-section-id=\"8bs6zb\" data-start=\"2465\" data-end=\"2537\"\u003ePhono: 75dB below rated output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2548\" data-end=\"2564\"\u003eConnectivity\u003c\/strong\u003e\u003c\/span\u003e\n\u003cp data-start=\"2566\" data-end=\"2583\"\u003e\u003cstrong data-start=\"2566\" data-end=\"2583\"\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2584\" data-end=\"2720\"\u003e\n\u003cli data-section-id=\"89492l\" data-start=\"2584\" data-end=\"2611\"\u003e2 × Balanced (XLR) Inputs\u003c\/li\u003e\n\u003cli data-section-id=\"1l3gu0x\" data-start=\"2612\" data-end=\"2641\"\u003e3 × Unbalanced (RCA) Inputs\u003c\/li\u003e\n\u003cli data-section-id=\"11k1h00\" data-start=\"2642\" data-end=\"2720\"\u003e1 × Phono Input with Ground Terminal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2722\" data-end=\"2733\"\u003e\u003cstrong data-start=\"2722\" data-end=\"2733\"\u003eOutputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2734\" data-end=\"2897\"\u003e\n\u003cli data-section-id=\"payg7\" data-start=\"2734\" data-end=\"2764\"\u003eSpeaker Outputs: 4Ω, 8Ω, 16Ω\u003c\/li\u003e\n\u003cli data-section-id=\"1aiv5ba\" data-start=\"2765\" data-end=\"2802\"\u003eOutput 2 Stereo Preamplifier Output\u003c\/li\u003e\n\u003cli data-section-id=\"4c8rzq\" data-start=\"2803\" data-end=\"2826\"\u003eMono Subwoofer Output\u003c\/li\u003e\n\u003cli data-section-id=\"yqyikp\" data-start=\"2827\" data-end=\"2897\"\u003eFront Panel Headphone Output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2899\" data-end=\"2924\"\u003e\u003cstrong data-start=\"2899\" data-end=\"2924\"\u003eControl \u0026amp; Integration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2925\" data-end=\"3127\"\u003e\n\u003cli data-section-id=\"9gmt8d\" data-start=\"2925\" data-end=\"2940\"\u003eRS232 Control\u003c\/li\u003e\n\u003cli data-section-id=\"1jjvkjc\" data-start=\"2941\" data-end=\"2960\"\u003eExternal IR Input\u003c\/li\u003e\n\u003cli data-section-id=\"4bvuky\" data-start=\"2961\" data-end=\"2973\"\u003eData Ports\u003c\/li\u003e\n\u003cli data-section-id=\"toxqzx\" data-start=\"2974\" data-end=\"3009\"\u003ePower Control Trigger Connections\u003c\/li\u003e\n\u003cli data-section-id=\"a0if8d\" data-start=\"3010\" data-end=\"3127\"\u003eHome Theater PassThru Functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3138\" data-end=\"3164\"\u003eFeatures \u0026amp; Adjustments\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul data-start=\"3165\" data-end=\"3508\"\u003e\n\u003cli data-section-id=\"1q8w8yl\" data-start=\"3165\" data-end=\"3238\"\u003e5-Band Analog Equalizer\n\u003cul data-start=\"3193\" data-end=\"3238\"\u003e\n\u003cli data-section-id=\"1j2bd15\" data-start=\"3193\" data-end=\"3199\"\u003e30Hz\u003c\/li\u003e\n\u003cli data-section-id=\"15b6prg\" data-start=\"3202\" data-end=\"3209\"\u003e125Hz\u003c\/li\u003e\n\u003cli data-section-id=\"15dys1b\" data-start=\"3212\" data-end=\"3219\"\u003e500Hz\u003c\/li\u003e\n\u003cli data-section-id=\"1j2aocj\" data-start=\"3222\" data-end=\"3228\"\u003e2kHz\u003c\/li\u003e\n\u003cli data-section-id=\"15b62nk\" data-start=\"3231\" data-end=\"3238\"\u003e10kHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"132ygsq\" data-start=\"3239\" data-end=\"3257\"\u003eInput Level Trim\u003c\/li\u003e\n\u003cli data-section-id=\"g5fso9\" data-start=\"3258\" data-end=\"3275\"\u003eBalance Control\u003c\/li\u003e\n\u003cli data-section-id=\"lhn2qm\" data-start=\"3276\" data-end=\"3301\"\u003eMono \/ Stereo Selection\u003c\/li\u003e\n\u003cli data-section-id=\"yci33\" data-start=\"3302\" data-end=\"3330\"\u003eMeter Illumination Control\u003c\/li\u003e\n\u003cli data-section-id=\"1mfcp8i\" data-start=\"3331\" data-end=\"3358\"\u003eTube Illumination Control\u003c\/li\u003e\n\u003cli data-section-id=\"uq8qy4\" data-start=\"3359\" data-end=\"3390\"\u003eAdjustable Display Brightness\u003c\/li\u003e\n\u003cli data-section-id=\"n04rf5\" data-start=\"3391\" data-end=\"3508\"\u003eHeadphone HXD® Crossfeed Processing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3510\" data-end=\"3513\"\u003e\n\u003ch3 data-section-id=\"6rgaok\" data-start=\"3515\" data-end=\"3534\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3519\" data-end=\"3534\"\u003ePhono Stage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3535\" data-end=\"3783\"\u003e\n\u003cli data-section-id=\"11zm7b2\" data-start=\"3535\" data-end=\"3570\"\u003eSupports Moving Magnet cartridges\u003c\/li\u003e\n\u003cli data-section-id=\"1j4rl9u\" data-start=\"3571\" data-end=\"3616\"\u003eSupports High Output Moving Coil cartridges\u003c\/li\u003e\n\u003cli data-section-id=\"iebako\" data-start=\"3617\" data-end=\"3661\"\u003eSupports Low Output Moving Coil cartridges\u003c\/li\u003e\n\u003cli data-section-id=\"rgou57\" data-start=\"3662\" data-end=\"3686\"\u003eAdjustable capacitance\u003c\/li\u003e\n\u003cli data-section-id=\"12r62po\" data-start=\"3687\" data-end=\"3710\"\u003eAdjustable resistance\u003c\/li\u003e\n\u003cli data-section-id=\"d1g18w\" data-start=\"3711\" data-end=\"3783\"\u003eAdjustable phono gain settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3794\" data-end=\"3817\"\u003eDimensions \u0026amp; Weight\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul data-start=\"3818\" data-end=\"3970\"\u003e\n\u003cli data-section-id=\"kbvew8\" data-start=\"3818\" data-end=\"3846\"\u003eWidth: 17 13\/16\" (45.2 cm)\u003c\/li\u003e\n\u003cli data-section-id=\"n0jz5a\" data-start=\"3847\" data-end=\"3875\"\u003eHeight: 9 15\/16\" (25.2 cm)\u003c\/li\u003e\n\u003cli data-section-id=\"1i490ho\" data-start=\"3876\" data-end=\"3903\"\u003eDepth: 20 7\/16\" (51.9 cm)\u003c\/li\u003e\n\u003cli data-section-id=\"1ksbd9r\" data-start=\"3904\" data-end=\"3970\"\u003eWeight: 93 lbs (42.2 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3981\" data-end=\"3995\"\u003eIn the Box\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003eMA2375 Integrated Amplifier\u003c\/li\u003e\n\u003cli\u003eHR085 Remote Control\u003c\/li\u003e\n\u003cli\u003eAC Power Cord\u003c\/li\u003e\n\u003cli\u003eOwner's Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4132\" data-end=\"4152\"\u003eAdditional Notes\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003eFirst McIntosh vacuum tube integrated amplifier introduced in more than a decade.\u003c\/li\u003e\n\u003cli\u003eFeatures dedicated 4Ω, 8Ω, and 16Ω speaker outputs for proper loudspeaker matching.\u003c\/li\u003e\n\u003cli\u003eHandcrafted in the USA with U.S. and imported parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Resolution Audio Video NYC","offers":[{"title":"Default Title","offer_id":54505243541826,"sku":null,"price":15000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2099\/4626\/files\/MA2375AnglePhono.jpg?v=1780496633","url":"https:\/\/resolutionavnyc.com\/products\/ma2375-2-channel-vacuum-tube-integrated-amplifier","provider":"Resolution Audio Video NYC","version":"1.0","type":"link"}