{"product_id":"audio-research-ls-2-preamplifier","title":"Audio Research LS-2 Preamplifier","description":"\u003cp\u003eInspired by the award-winning 1992 LS2 line stage, the LS-2 delivers exceptional musical performance at its price point. This pure tube, zero-feedback, Class A design uses dual 6H30 tubes to create expansive soundstage imaging, rich harmonic detail, and natural musicality. It combines clarity, dynamic impact and smooth vacuum tube warmth with refined detail resolution. The elegant chassis maintains Audio Research’s signature aesthetic, while a new touchscreen display adds customizable input naming, brightness, color options and other controls. The interface also features styling inspired by the brand’s flagship GhostMeters for a cohesive modern look.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e -0.3dB 10Hz, -0.3dB 40kHz at rated output (Balanced, 100k ohms load)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTHD+Noise: \u003c\/strong\u003e\u0026lt;0.03% at 2V RMS BAL Output, 10Hz-80kHz Unweighted\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNoise:\u003c\/strong\u003e -77dBV at Max Volume (99)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCrosstalk:\u003c\/strong\u003e -76dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGain:\u003c\/strong\u003e 12 dB Balanced Output ; 12 dB SE Output\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 25K ohms BAL and SE\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Impedance:\u003c\/strong\u003e 10 ohms BAL, 2a5 ohms SE\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Polarity:\u003c\/strong\u003e Balanced: Inverting ; SE: Inverting\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e 120VAC 60Hz 35W Maximum\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandby:\u003c\/strong\u003e 120VAC 60Hz 4.4W\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTubes Required:\u003c\/strong\u003e 2 x 6H30\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth: \u003c\/strong\u003e19\" (48.26 cm)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeight:\u003c\/strong\u003e 7” (17.78 cm)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDepth:\u003c\/strong\u003e 17.5” (44.45 cm)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 33lbs (15kg) Net, 48lbs (21.8kg) Shipping\u003c\/p\u003e","brand":"Audio Research","offers":[{"title":"Silver","offer_id":51580259664160,"sku":null,"price":8450.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":51580259696928,"sku":null,"price":8450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/3728\/1568\/files\/AR_LS-2_silver_front_1_white_background_edit.jpg?v=1778091602","url":"https:\/\/salon1audio.com\/products\/audio-research-ls-2-preamplifier","provider":"Salon 1 Audio","version":"1.0","type":"link"}