{"product_id":"audio-research-reference-phono-10","title":"Audio Research Reference Phono 10","description":"\u003cp\u003eThe Reference Phono 10 is Audio Research's flagship phono stage, a two-chassis design with a separate power supply chassis and a true dual-mono signal path, each channel fully separate from power supply through audio circuit.\u003c\/p\u003e\u003cp\u003eIt is a discrete, pure Class A, zero-feedback design that uses high-gain, low-noise FETs rather than transformers, with eight 6H30 tubes split four per channel and twenty stages of electronic regulation.\u003c\/p\u003e\u003cp\u003eIt offers two independently configurable inputs, switchable 51dB or 74dB gain, seven loading options, and support for RIAA, Columbia, and Decca equalization curves.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTubes: eight 6H30P dual-triode (four per channel, audio), plus two 6550C and two 6H30P in the power supply\u003c\/li\u003e\n\u003cli\u003eGain: MC and MM compatible, low gain 51dB balanced\/45dB single-ended, high gain 74dB balanced\/68dB single-ended\u003c\/li\u003e\n\u003cli\u003eLoading: 7 switchable options (1000\/500\/200\/100\/50 ohms plus factory custom)\u003c\/li\u003e\n\u003cli\u003eTHD: under 0.002% at 1.0V RMS, 1kHz\u003c\/li\u003e\n\u003cli\u003eInputs: 2 independently configurable RCA sets\u003c\/li\u003e\n\u003cli\u003eOutputs: balanced, output impedance 200 ohms single-ended\/400 ohms balanced\u003c\/li\u003e\n\u003cli\u003eWeight: audio chassis 22 lbs, power supply chassis 35 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Audio Research","offers":[{"title":"Default Title","offer_id":53145005883709,"sku":"ARC-REFPHONO10","price":42000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/5741\/8813\/files\/Product-grid-Ref10phono-1024x765.jpg?v=1790263745","url":"https:\/\/audio-concepts.com\/products\/audio-research-reference-phono-10","provider":"AudioConcepts","version":"1.0","type":"link"}