{"product_id":"audio-research-reference-330m-monoblock-power-amplifier","title":"Audio Research Reference 330M Monoblock Power Amplifier","description":"\u003c!-- Hero Section --\u003e\n\u003cdiv class=\"product-hero\" style=\"margin:0; padding:0;\"\u003e\n  \u003cdiv class=\"hero-inner\" style=\"position: relative; margin:0; padding:0; overflow:hidden;\"\u003e\n    \u003cimg class=\"hero-image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-HD-1.jpg?v=1775665311\" alt=\"Reference 330M\nMonoblock Power Amplifier\" style=\"width:100%; height:auto; display:block; margin:0; padding:0;\"\u003e\n    \n    \u003c!-- Text on image --\u003e\n    \u003cdiv class=\"hero-text\" style=\"position:absolute; bottom:60px; left:100px; text-align:left;\"\u003e\n      \u003ch1 class=\"title\" style=\"margin:0 0 10px 0; font-size:60px; font-weight:400; color:#d9caa7; letter-spacing:1px;\"\u003e\n       Reference 330M\n      \u003c\/h1\u003e\n      \u003cp class=\"subtitle\" style=\"margin:0; font-size:20px; text-transform:uppercase; color:#ffffff; letter-spacing:2px; opacity:0.9;\"\u003e\n       Monoblock Power Amplifier\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- Second Section --\u003e\n\u003cdiv style=\"display:flex; justify-content:center; width:100%; background-color:#000000; padding:0; margin:0;\"\u003e\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; align-items:center; max-width:1600px; width:100%; margin:0 auto;\"\u003e\n    \u003cdiv style=\"flex:1 1 50%; padding:0; box-sizing:border-box;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-art-panel_c18dbaae-f919-4716-b650-96b0a3f2d908.webp?v=1775664982\" alt=\"Reference 330M Monoblock Power Amplifier\" style=\"width:100%; height:auto; display:block; border-radius:0; margin:0; padding:0;\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1 1 50%; padding:40px; box-sizing:border-box;\"\u003e\n      \u003cp style=\"font-size:20px; color:#ffffff; line-height:1.8; margin:0;\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-title-on-white-1_846f1e33-8d4b-46db-b897-0e47a2063dd3.webp?v=1775664977\" alt=\"Reference 330M Monoblock Power Amplifier\" style=\"width:100%; height:auto; display:block; border-radius:0; margin:0; padding:0;\"\u003e\n       \u003cb\u003eMake music come alive in a way you will never forget.\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\nThe Reference 330M puts you right there, and does not let you forget that you are listening to a living performance captured in time, just waiting to be unearthed with no potential left unrealized.\u003cbr\u003e\u003cbr\u003e\n\u003cb\u003eThe beauty, the emotion, the dynamics, the life are all there to conjure total immersion, whenever you want it.\u003c\/b\u003e\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; justify-content:center; width:100%; background-color:#ffffff; padding:0; margin:0;\"\u003e\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; align-items:center; max-width:1600px; width:100%; margin:0 auto;\"\u003e\n    \u003cdiv style=\"flex:1 1 50%; padding:40px; box-sizing:border-box;\"\u003e\n      \u003cp style=\"font-size:30px; color:#000000; line-height:1.8; margin:0;\"\u003e\n       A hand built masterpiece\u003c\/p\u003e\n      \u003cp style=\"font-size:20px; color:#000000; line-height:1.8; margin:0;\"\u003e\n\u003cb\u003eThe Reference 330M is the finest amplifier ever created by Audio Research, with the ability to control any loudspeaker with a vice-like grip and startling dynamic life. It is the culmination of everything we have learned over 50+ years.\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\nIt is a statement that music is king, always ready to sweep you away. Infusing new technology and circuits with the finest vacuum-tube architecture, the 330M elevates music reproduction to the highest plateau with an all-tube signal path.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n \u003cdiv style=\"flex:1 1 50%; padding:0; box-sizing:border-box;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-crop5_36452029-dca0-4149-8c46-1201307a9050.webp?v=1775664981\" alt=\"Reference 330M Monoblock Power Amplifier\" style=\"width:100%; height:auto; display:block; border-radius:0; margin:0; padding:0;\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"\n  max-width:1600px;   \/* Giới hạn chiều rộng tối đa *\/\n  margin:0 auto;      \/* Căn giữa hình *\/\n  overflow:hidden;    \/* Ẩn phần vượt khung (nếu có) *\/\n  background-color:#000; \/* Tuỳ chọn: nền đen để làm nổi hình *\/\n\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-BLK-midpage-2_21d2f444-48f7-4781-bb9c-64dbd46f37b0.webp?v=1775664981\" alt=\"Product Banner\" style=\"\n      width:100%;         \/* Cho hình tự giãn đầy khung *\/\n      height:auto;        \/* Giữ tỉ lệ hình *\/\n      display:block;      \/* Loại bỏ khoảng trắng dưới ảnh *\/\n    \"\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; justify-content:center; width:100%; background-color:#ffffff; padding:0; margin:0;\"\u003e\n  \u003cdiv style=\"display:flex; flex-wrap:wrap; align-items:center; max-width:1600px; width:100%; margin:0 auto;\"\u003e\n\u003cdiv style=\"flex:1 1 50%; padding:0; box-sizing:border-box;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-crop4_9defc04c-7063-46fe-ac24-bda786ba5cca.webp?v=1775664981\" alt=\"Reference 330M Monoblock Power Amplifier\" style=\"width:100%; height:auto; display:block; border-radius:0; margin:0; padding:0;\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1 1 50%; padding:40px; box-sizing:border-box;\"\u003e\n      \u003cp style=\"font-size:20px; color:#000000; line-height:1.8; margin:0;\"\u003e\n     From its ECC83 input to its KT170 output, with tube regulation in the power supply, the 330M proves that you can enjoy the ease of high power along with a delicacy and purity usually associated with low-power amplifiers. Tonal saturation and density accompany a specificity of recording space beyond anything we have built.\u003cbr\u003e\u003cbr\u003e\nLiquidity and artistry abound, yet with blade-like edge precision when called for. Extension at both frequency extremes is state of the art even for solid state amplification. Statement-level loudspeakers capable of meaningful infrasonic bass output will be fully commanded down through their lowest octave without a hint of retreat. Stones unturned: None.\u003cbr\u003e\u003cbr\u003e\n\u003cb\u003eThis is our heritage, the legacy created by our founder, William Zane Johnson.\u003c\/b\u003e\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"\n  max-width:1600px;   \/* Giới hạn chiều rộng tối đa *\/\n  margin:0 auto;      \/* Căn giữa hình *\/\n  overflow:hidden;    \/* Ẩn phần vượt khung (nếu có) *\/\n  background-color:#000; \/* Tuỳ chọn: nền đen để làm nổi hình *\/\n\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-art-panel_c18dbaae-f919-4716-b650-96b0a3f2d908.webp?v=1775664982\" alt=\"Product Banner\" style=\"\n      width:100%;         \/* Cho hình tự giãn đầy khung *\/\n      height:auto;        \/* Giữ tỉ lệ hình *\/\n      display:block;      \/* Loại bỏ khoảng trắng dưới ảnh *\/\n    \"\u003e\n\u003c\/div\u003e\n  \n\u003cdiv style=\"\n  max-width:1600px;   \/* Giới hạn chiều rộng tối đa *\/\n  margin:0 auto;      \/* Căn giữa hình *\/\n  overflow:hidden;    \/* Ẩn phần vượt khung (nếu có) *\/\n  background-color:#000; \/* Tuỳ chọn: nền đen để làm nổi hình *\/\n\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Munich-Wadax_b1f16e00-4e3f-454b-91cd-595bb545b987.webp?v=1775664982\" alt=\"Product Banner\" style=\"\n      width:100%;         \/* Cho hình tự giãn đầy khung *\/\n      height:auto;        \/* Giữ tỉ lệ hình *\/\n      display:block;      \/* Loại bỏ khoảng trắng dưới ảnh *\/\n    \"\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"\n  max-width:1600px;\n  margin:0 auto;\n  overflow:hidden;\n  background:linear-gradient(to right, #2b2723, #3a342e); \/* nền giống ảnh *\/\n  color:#e5e5e5;\n  font-family:Arial, sans-serif;\n\n\"\u003e\n\n  \u003c!-- TEXT SECTION --\u003e\n  \u003cdiv style=\"\n    padding:60px 40px;\n    text-align:center;\n    line-height:1.8;\n  \"\u003e\n    \u003ch2 style=\"letter-spacing:2px; margin-bottom:30px;text-color:#ffffff;\"\u003eFEATURES\u003c\/h2\u003e\n\n    \u003cdiv style=\"\n      display:flex;\n      justify-content:center;\n      gap:60px;\n      flex-wrap:wrap;\n      text-align:left;\n      max-width:1200px;\n      margin:0 auto;\n    \"\u003e\n\n      \u003c!-- LEFT COLUMN --\u003e\n      \u003cdiv style=\"flex:1; min-width:300px;\"\u003e\n        \u003cp\u003e•  The 330M was designed to provide ultimate performance without worry.\u003c\/p\u003e\n        \u003cp\u003e• Auto bias assures rock-steady consistency, minute-by-minute, day in and day out.\u003c\/p\u003e\n        \u003cp\u003e• Output tube life is 3,000 hours, providing many years of listening pleasure.\u003c\/p\u003e\n        \u003cp\u003e• A fully-balanced design, the addition of single-ended inputs allows its compatibility with virtually any source\u003c\/p\u003e\n        \u003cp\u003e• 12 volt triggers allow the 330M to be turned on remotely, just by powering up your Reference preamp or a master control.\u003c\/p\u003e\n        \u003cp\u003e• RS232 control.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- RIGHT COLUMN --\u003e\n      \u003cdiv style=\"flex:1; min-width:300px;\"\u003e\n        \u003cp\u003e• Auto-off control will turn 330M off if no signal is sensed in two hours (defeatable).\u003c\/p\u003e\n        \u003cp\u003e• Fan speed control.\u003c\/p\u003e\n        \u003cp\u003e• Tube hour meter.\u003c\/p\u003e\n        \u003cp\u003e• 4-8 ohm speaker outputs.\u003c\/p\u003e\n        \u003cp\u003e• Tube monitor.\u003c\/p\u003e\n        \u003cp\u003e• Meter light control allows dimming or off.\u003c\/p\u003e\n\n  \u003cp\u003e•  Meter action switch allows meter needle to be turned off.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- IMAGE --\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/400-image-spacer.webp?v=1775664978\" alt=\"Product Banner\" style=\"width:100%; height:auto; display:block;\"\u003e\n\u003c\/div\u003e\n\n\n  \u003cdiv style=\"max-width: 1000px; margin: 60px auto; font-family: Arial, sans-serif; text-align: center; color: #333;\"\u003e\n  \u003ch2 style=\"font-size: 20px; font-weight: 500; margin-bottom: 25px; letter-spacing: 1px;\"\u003e\n    TECHNICAL SPECIFICATIONS\n  \u003c\/h2\u003e\n\n  \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 16px;\"\u003e\n    \u003ctr style=\"background-color: #f7f7f7;\"\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right; width: 45%;\"\u003ePower Output\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003e330 watts\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right; width: 45%;\"\u003eTube Biasing\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003eAuto-Bias\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f7f7f7;\"\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right; width: 45%;\"\u003eOutput Taps\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003e4Ω, 8Ω\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right;\"\u003eTube Compliment\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003e(6) KT170 Power Output\u003cbr\u003e\n(1) ECC83 \u0026amp; (1) 6H30 input\u003cbr\u003e\n(1) 6550 \u0026amp; (1) 6H30 Power Supply\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f7f7f7;\"\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right;\"\u003eInputs\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003eXLR \u0026amp; Single-Ended\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right;\"\u003eControls\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003e12V Triggers\u003cbr\u003e\nRS-232 Remote Control\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f7f7f7;\"\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right;\"\u003ePower Saving\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003eStandby Mode\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"font-weight: 600; padding: 12px 20px; text-align: right;\"\u003eWeight\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px 20px; text-align: left;\"\u003e101 Ibs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n","brand":"Audio Research Corporation","offers":[{"title":"Silver","offer_id":47238637191317,"sku":null,"price":90000.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":47238637224085,"sku":null,"price":90000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/330M-gallery1-1024x682_83c881ba-1079-4e27-9399-222f6562fbc4.webp?v=1775666837","url":"https:\/\/houseofstereo.com\/products\/audio-research-reference-330m-monoblock-power-amplifier","provider":"House Of Stereo","version":"1.0","type":"link"}