{"product_id":"cayin-ha-1a-mk3","title":"Cayin HA-1A MK3 | Desktop Tube Headphone Amplifier","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-logo-gold-shadow.jpg?v=1691786430\" alt=\"Cayin gold logo with shadow\" style=\"display: block; margin-left: auto; margin-right: auto; width: 65%;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eThe HA-1A MK3 Brings Cayin's Long-Standing Vacuum Tube Design into a Compact Desktop Format\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e12AU7\/ECC82 + EL84\/6BQ5-family Vacuum Tubes\u003c\/li\u003e\n\u003cli\u003eClass-A Amplification Topology\u003c\/li\u003e\n\u003cli\u003eHeadphone Amp and Preamplifier in One\u003c\/li\u003e\n\u003cli\u003eCompact Form Provides Easy Integration to Your Home Setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cay-ha-1a-mk3-lifestyle.webp?v=1789415111\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-1A MK3 tube amp sitting with cage on silver color\"\u003e\u003c\/p\u003e\n\u003ch3\u003eClassic Cayin Character\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the HA-1A MK3 is a pure vacuum-tube amplification circuit designed to deliver the natural tonal richness, smoothness, and musical engagement that have made Cayin tube amplifiers popular among headphone enthusiasts around the world. \u003c\/p\u003e\n\u003cp\u003eThe amplifier employs 12AU7\/ECC82 and EL84\/6BQ5-family vacuum tubes, working together to create a refined and expressive presentation with the unmistakable character of tube amplification.\u003c\/p\u003e\n\u003ch3\u003eClass-A Tube Amplification\u003c\/h3\u003e\n\u003cp\u003eThe HA-1A MK3 operates with a Class A amplification topology, prioritizing linearity and sonic purity. Rather than pursuing output power alone, the amplifier has been carefully tuned to achieve a balance between tonal density, detail, dynamics, and long-term listening comfort. It is equally suitable for vocals, acoustic music, jazz, classical music, and modern productions.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cay-ha-1a-mk3-banner.webp?v=1789415235\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-1A-mk3 tube amp sitting on desk black color front left 3 quarter view\"\u003e\u003c\/p\u003e\n\u003ch3\u003eCustom Transformers\u003c\/h3\u003e\n\u003cp\u003eTransformers have always played an important role in Cayin tube amplifier designs. For the HA-1A MK3, Cayin has developed dedicated power and output transformers specifically matched to the amplifier circuit. Together with carefully arranged internal power-supply sections, the design provides a stable foundation for the signal path and helps minimize unwanted interference.\u003c\/p\u003e\n\u003ch3\u003eDesigned for Different Loads\u003c\/h3\u003e\n\u003cp\u003eDifferent headphones present very different electrical demands, especially when moving between low-impedance planar headphones and higher-impedance dynamic designs. The HA-1A MK3 therefore provides multiple headphone impedance settings, allowing users to better match the amplifier with the characteristics of their headphones. Both 6.35 mm single-ended and 4-pin XLR balanced headphone outputs are provided on the front panel.\u003c\/p\u003e\n\u003ch3\u003eAll in One Amp\u003c\/h3\u003e\n\u003cp\u003eThe HA-1A MK3 is not limited to headphone listening. A dedicated PRE-OUT is provided on the rear panel, allowing the amplifier to serve as a tube preamplifier for active loudspeakers or an external power amplifier. With both headphone amplification and preamplifier functionality integrated into one compact chassis, the HA-1A MK3 can easily become the heart of a personal desktop audio system.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-1a-mk3-tubes.webp?v=1789415182\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-1A MK3 tube amp closeup of tubes\"\u003e\u003c\/p\u003e\n\u003ch3\u003eCarefully Selected Components\u003c\/h3\u003e\n\u003cp\u003eInside the HA-1A MK3, careful attention has been paid to components that directly influence sound quality and long-term reliability. Highlights include an ALPS volume potentiometer, dedicated power-supply sections, custom transformers, and Cayin's traditional attention to internal layout and assembly. \u003c\/p\u003e\n\u003cp\u003eThe amplifier continues Cayin's long established manufacturing philosophy, combining modern production consistency with extensive hand assembly and inspection.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-1a-mk3-specs.jpg?v=1789414131\" title=\"Cayin HA-1A MK3 Specifications\"\u003eFull Specifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Cayin","offers":[{"title":"Black","offer_id":43194618216523,"sku":"CAY-HA-1A-MK3-BLK","price":999.0,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":43194618249291,"sku":"CAY-HA-1A-MK3-SLV","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cay-ha-1a-mk3-thumb-three.webp?v=1789414962","url":"https:\/\/bloomaudio.com\/products\/cayin-ha-1a-mk3","provider":"Bloom Audio","version":"1.0","type":"link"}