{"product_id":"xduoo-a35","title":"xDuoo A35 Integrated Vacuum Tube Amplifier | EL34 Push-Pull 45W, ES9018K2M DAC","description":"\u003cp\u003eThe \u003cstrong\u003exDuoo A35\u003c\/strong\u003e is a statement integrated vacuum tube amplifier three years in the making — a hand-wired, all-tube masterpiece that combines classic EL34 push-pull power with a built-in ESS ES9018K2M DAC and Qualcomm Bluetooth 5.1 for a complete, modern Hi-Fi source. Delivering \u003cstrong\u003e45W per channel\u003c\/strong\u003e of pure tube power, the A35 is built for audiophiles who demand the warmth, dimensionality, and emotional engagement that only a great tube amplifier can provide.\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eEL34 Push-Pull 45W\/ch\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003e12AX7 + 12AU7 Preamp Stage\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eESS ES9018K2M DAC\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eBluetooth 5.1 aptX HD\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003ePoint-to-Point Hand Wiring\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eUltra-Linear Operation\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eCustom EI Transformer\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003eSNR 93dB | THD ≤1%\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003e110V \/ 220V Available\u003c\/span\u003e\n\u003cspan style=\"display:inline-block;background:#f5f5f5;border:1px solid #ddd;border-radius:4px;padding:4px 10px;margin:3px;font-size:13px;\"\u003e38 × 34 × 20 cm | 20kg\u003c\/span\u003e\n\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eThree-Stage All-Tube Circuit: 12AX7 + 12AU7 + EL34\u003c\/strong\u003e\u003cbr\u003eThe A35 employs a classic three-stage tube topology. A single \u003cstrong\u003e12AX7\u003c\/strong\u003e dual triode handles voltage amplification with excellent linearity and pure musical texture. Two \u003cstrong\u003e12AU7\u003c\/strong\u003e triodes form the driver stage, providing low noise, low internal resistance, and ample headroom. Four precisely matched \u003cstrong\u003eEL34\u003c\/strong\u003e tubes in a classic push-pull configuration deliver 45W per channel of grand dynamics and delicate musical detail. Every tube is strictly selected and precisely matched.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePoint-to-Point Hand-Wired Construction\u003c\/strong\u003e\u003cbr\u003eCore circuits are built using traditional point-to-point soldering — direct component connections that eliminate extra lead interference. Short copper wiring ensures a neat layout, natural shielding, and low crosstalk. Ultra-low impedance stays true to the ideal circuit design, delivering the pure, warm classic tube sound that audiophiles seek.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUltra-Linear Operation Mode\u003c\/strong\u003e\u003cbr\u003eThe A35 operates in ultra-linear mode for outstanding dynamics and wide frequency response (20Hz – 60kHz, +3dB). Solid bass, a layered soundstage, and clear, pleasant sound make it equally at home with orchestral, jazz, vocal, and electronic music.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eESS ES9018K2M Professional DAC\u003c\/strong\u003e\u003cbr\u003eA built-in \u003cstrong\u003eESS ES9018K2M\u003c\/strong\u003e high-performance DAC chip provides ultra-low distortion and high SNR, extending dynamic range and delivering refined, layered digital playback directly through the amplifier — no external DAC required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQualcomm Bluetooth 5.1 with aptX HD\u003c\/strong\u003e\u003cbr\u003eEquipped with a Qualcomm Bluetooth 5.1 chip supporting \u003cstrong\u003eSBC, AAC, aptX, and aptX HD\u003c\/strong\u003e, the A35 enables stable, lossless high-fidelity wireless audio from any compatible smartphone or source device.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCustom EI Transformer\u003c\/strong\u003e\u003cbr\u003eThe power supply is built around a custom EI transformer wound with imported low-magnetostriction silicon steel cores and high-purity enameled copper wire, vacuum-impregnated at high temperature. It suppresses coil resonance and vibration, eliminates high-frequency noise, and provides a stable, ultra-low noise foundation for the entire circuit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePremium Audiophile Components\u003c\/strong\u003e\u003cbr\u003eMain filter capacitors are Japan-made TK audio-dedicated models tailored specifically for tube amplifiers, delivering smooth, warm tone, full bass, and crisp treble. Gold-plated input and output connectors ensure reliable, anti-oxidation contact for lossless, long-term signal transmission.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eShock \u0026amp; Interference Resistant Chassis\u003c\/strong\u003e\u003cbr\u003eA high-strength metal casing with a dedicated tube shockproof structure blocks vibration and electromagnetic interference, preserving the original musical texture with stable, pure audio output.\u003c\/p\u003e\n\n\u003ch2\u003eShipping Notice\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eDue to the weight (20kg) and value of this product, we recommend shipping via \u003cstrong\u003eDHL or equivalent express courier\u003c\/strong\u003e for safe delivery. Please contact us before placing your order to discuss shipping options. DDP (Delivered Duty Paid) service with customs clearance is available for select countries. Contact our customer service team for details.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eTubes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e12AX7 × 1, 12AU7 × 2, EL34 × 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e45W per channel (8Ω load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e20Hz – 60kHz (+3dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSNR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e93dB (A-Weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eTHD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e≤1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eChannel Separation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u0026gt;63dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e300mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e4Ω \/ 8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCD IN, AUX1 IN, AUX2 IN, Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDAC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eESS ES9018K2M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eQualcomm 5.1 | SBC, AAC, aptX, aptX HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAC 110V (100–120V) \/ 220V (220–240V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e232W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e38 × 34 × 20 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e20 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sdd0699caddcf46b9a6af6ecea2fe4664h.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S894044fb483b43ddb5cd1a77fbf2d601D.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Se0aac16f4b6c446caea08adf397ce2598.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sa90748b812824f4e85606fa5e0a78753z.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sf8d91717f89f4ecaa7e4996edf9bdb5d5.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S287a0a66eb604f32b33cdac6877b035ch.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sad6351ebdfae4b0fb9b99c3fabd37930h.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S9584466b80c141bea1d7684804ae4c17D.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S5114bf4c055f44e083992ccd15dbb1a7h.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sc9b01f194c144cf7b432d17863dcf4ac4.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S6db4af91518f44508c9cb42d07d16679T.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S9e68e45e87134477abe4f696bfd8341fE.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S2da9f84e99e34d1d89a4a874ad940fe5X.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S4917b0c0dc0d43d7a40f468a90e069bch.jpg\" style=\"display:block;width:100%;max-width:100%;margin:10px 0;\"\u003e\u003c\/p\u003e","brand":"xDuoo","offers":[{"title":"110V","offer_id":49620753121519,"sku":"1005012397901538-110V","price":4998.0,"currency_code":"PLN","in_stock":true},{"title":"220V","offer_id":49620753154287,"sku":"1005012397901538-220V","price":4998.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/2004\/1455\/files\/S2c0bcf9a73c34be39d6802682a5a2443w.webp?v=1780235028","url":"https:\/\/thehificat.com\/en-pl\/products\/xduoo-a35","provider":"The HiFi Cat","version":"1.0","type":"link"}