{"product_id":"audio-research-ref150se-150w-stereo-tube-power-amplifier-black-certified-pre-owned-mint-condition","title":"Audio Research - REF150SE - 150W Stereo Tube Power Amplifier - Black - Certified Pre-Owned (Mint Condition)","description":"\u003cdiv style=\"font-size:14px;\"\u003e\n\n\u003cp\u003eThe Audio Research REF150SE is one of the finest tube power amplifiers ever produced, delivering the unmistakable musicality of vacuum tubes with remarkable speed, control, and transparency. Producing 150 watts per channel from eight KT150 output tubes, the REF150SE combines effortless dynamics with exceptional resolution, creating an immersive listening experience that faithfully reproduces every nuance of the recording.\u003c\/p\u003e\n\n\u003cp\u003eBuilt around Audio Research's fully balanced circuitry and premium component upgrades, the REF150SE offers outstanding soundstage depth, precise imaging, and authoritative bass while maintaining the natural warmth and realism that have made Audio Research legendary among audiophiles. Whether paired with demanding loudspeakers or high-resolution source components, the REF150SE delivers reference-level performance with exceptional refinement.\u003c\/p\u003e\n\n\u003cp\u003eThis certified pre-owned amplifier is finished in elegant \u003cstrong\u003eBlack\u003c\/strong\u003e and is in \u003cstrong\u003emint condition\u003c\/strong\u003e. It has been thoroughly tested to ensure it meets factory performance specifications and is ready to provide years of exceptional musical enjoyment.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#f39c12;\"\u003eFEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCertified pre-owned in mint condition\u003c\/li\u003e\n\u003cli\u003e150 watts per channel stereo tube power amplifier\u003c\/li\u003e\n\u003cli\u003eFully balanced circuit topology\u003c\/li\u003e\n\u003cli\u003eEight matched KT150 output tubes\u003c\/li\u003e\n\u003cli\u003eFour 6H30 driver tubes\u003c\/li\u003e\n\u003cli\u003eBalanced XLR inputs\u003c\/li\u003e\n\u003cli\u003eOutstanding dynamics, transparency, and soundstage realism\u003c\/li\u003e\n\u003cli\u003eExceptional low-noise performance with wide bandwidth\u003c\/li\u003e\n\u003cli\u003eDesigned and manufactured by Audio Research in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color:#f39c12;\"\u003eSPECIFICATIONS\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Output:\u003c\/strong\u003e 150 Watts per channel continuous (8Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower at Clipping:\u003c\/strong\u003e Approximately 160 Watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 0.5 Hz – 120 kHz (-3 dB at 1W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Bandwidth:\u003c\/strong\u003e 5 Hz – 80 kHz (-3 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e 0.6% at rated output, \u0026lt;0.03% at 1 Watt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Sensitivity:\u003c\/strong\u003e 2.0V RMS Balanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 300kΩ Balanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Taps:\u003c\/strong\u003e 4Ω, 8Ω, 16Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping Factor:\u003c\/strong\u003e Approximately 14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNegative Feedback:\u003c\/strong\u003e 14 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlew Rate:\u003c\/strong\u003e 13 V\/μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRise Time:\u003c\/strong\u003e 2.0 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e Better than 114 dB (IHF Weighted)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Energy Storage:\u003c\/strong\u003e Approximately 1040 Joules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Complement:\u003c\/strong\u003e 8 × KT150, 4 × 6H30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Balanced XLR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Polarity:\u003c\/strong\u003e Non-Inverting (Pin 2 Positive)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e 105–125VAC 60Hz (730W rated output, 900W max, 420W idle)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19\" × 8.75\" × 19.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 75 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"Audio Research","offers":[{"title":"Default Title","offer_id":51938051850528,"sku":null,"price":7500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/3728\/1568\/files\/salon-1-audio-ref150se-black-tube-amplifier.webp?v=1783112132","url":"https:\/\/salon1audio.com\/products\/audio-research-ref150se-150w-stereo-tube-power-amplifier-black-certified-pre-owned-mint-condition","provider":"Salon 1 Audio","version":"1.0","type":"link"}