{"product_id":"sugden-a21se-signature-integrated-amplifier","title":"SUGDEN A21SE Signature - Integrated Amplifier","description":"\u003ch1\u003eSugden A21SE Signature – Pure Class A Integrated Amplifier\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eClassic British Class A amplification with refined dynamics and musical coherence.\u003c\/strong\u003e The Sugden A21SE Signature is a beautifully engineered integrated amplifier built on a pure Class A single-ended voltage rail design. With an enlarged power supply and improved pre-amplifier stage, it delivers enhanced control, clarity and expressive musicality — ideal for serious audiophile stereo systems that value musical nuance and long-term ease of listening.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePure Class A integrated amplifier for natural, emotive sound\u003c\/li\u003e\n\u003cli\u003e30 W per channel into 8 Ω, 40 W into 4 Ω for strong dynamic control\u003c\/li\u003e\n\u003cli\u003eWide frequency response with extended bandwidth\u003c\/li\u003e\n\u003cli\u003eElegant aluminium chassis with simple, functional layout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSugden A21SE Signature\u003c\/strong\u003e builds on the long heritage of Sugden’s Class A designs, retaining the brand’s distinctive sound while adding a larger power supply for improved drive and headroom. The sophisticated pre-amplifier stage improves clarity without brightness, making highs clear and detailed while preserving warmth and musical flow. \u003c\/p\u003e\n\u003cp\u003eWith a pure Class A output stage, the A21SE delivers fluid dynamics, deep but controlled bass and a natural midrange — characteristics that appeal strongly to traditional hi-fi enthusiasts and audiophiles alike. \u003c\/p\u003e\n\u003ch2\u003eListening Experience\u003c\/h2\u003e\n\u003cp\u003eExperience a \u003cstrong\u003ewide, open and authoritative sound\u003c\/strong\u003e that stays composed under complex musical passages. The pure Class A circuitry fosters coherent spatial imaging, enabling instruments and voices to appear lifelike and well-defined. The A21SE’s natural tonal balance also reduces listening fatigue, making it ideal for extended sessions with varied music genres.\u003c\/p\u003e\n\u003ch2\u003eRecommended Room Size\u003c\/h2\u003e\n\u003cp\u003eWell suited to \u003cstrong\u003esmall to medium listening environments\u003c\/strong\u003e, the A21SE delivers satisfying depth, dynamics and scale when paired with suitable speaker systems. It pairs especially well with speakers of moderate sensitivity and stable impedance. \u003c\/p\u003e\n\u003ch2\u003eUse Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudiophile stereo systems:\u003c\/strong\u003e rich, nuanced sound for dedicated listening\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVinyl front end:\u003c\/strong\u003e paired with a quality phono stage or external source\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital sources:\u003c\/strong\u003e with high-resolution front ends for detail and depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome living rooms:\u003c\/strong\u003e natural, engaging playback for movies and music\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConnectivity \u0026amp; Controls\u003c\/h2\u003e\n\u003cp\u003eWhile deliberately simple, the A21SE offers the essential connections and functionality for a refined stereo system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMultiple line-level inputs (five) operated by relays\u003c\/li\u003e\n\u003cli\u003ePre-out (variable) and tape out\u003c\/li\u003e\n\u003cli\u003eOne pair of high-quality multi-way binding post speaker terminals\u003c\/li\u003e\n\u003cli\u003eRemote control (RC5 handset included) for convenient operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Integrated stereo amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTopology:\u003c\/strong\u003e Pure Class A single-ended voltage rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine input sensitivity:\u003c\/strong\u003e 110 mV @ zero attenuation for full output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower output:\u003c\/strong\u003e 30 W per channel into 8 Ω; 40 W per channel into 4 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e ±1 dB from 12 Hz to 141 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBandwidth:\u003c\/strong\u003e 6 Hz – 280 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-noise ratio:\u003c\/strong\u003e \u0026gt;90 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Five line-level operated by relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e Pre-out (variable), tape out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker terminals:\u003c\/strong\u003e One pair multi-way binding posts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote control:\u003c\/strong\u003e RC5 handset included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 430 × 115 × 360 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGross weight (packed):\u003c\/strong\u003e approx. 15 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose the Sugden A21SE Signature?\u003c\/h2\u003e\n\u003cp\u003eThe A21SE Signature stands as a refined example of classic British hi-fi: pure Class A power, elegant simplicity and a musicality that rewards both critical listening and relaxed enjoyment. Its distinctive tonal balance, extended bandwidth and robust build make it an exceptional choice for serious audiophiles and music lovers alike. \u003c\/p\u003e","brand":"SUGDEN AUDIO","offers":[{"title":"Titanium","offer_id":54170641203523,"sku":"A21SESig","price":4000.0,"currency_code":"EUR","in_stock":true},{"title":"Graphite","offer_id":54170641269059,"sku":"A21SESig","price":4000.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/2080\/2883\/files\/1ba66a_c6bdb2121a6f4a75b775ace49aa7b652_mv2_d_4086_2714_s_4_2.avif?v=1770373624","url":"https:\/\/www.exclusivit.eu\/products\/sugden-a21se-signature-integrated-amplifier","provider":"ExclusivIT","version":"1.0","type":"link"}