{"product_id":"cayin-ha-3a","title":"Cayin HA-3A","description":"\u003cul\u003e\n\u003cli\u003e4-Pin XLR, 4.4mm, and 6.35mm Headphone Output\u003c\/li\u003e\n\u003cli\u003e~A4 Footprint, Desktop Friendly Design\u003c\/li\u003e\n\u003cli\u003eLow, Mid, High Impedance Matched Headphone Outputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen exquisite design accomplished by first class engineering, when aesthetic backed up by rigorous production.\u003cbr\/\u003e\nThe HA-3A vacuum tube headphone amplifier let you enjoy your beloved music through your choice of headphones or earphones in a dedicated, engaging, and indulging retreat.\u003cbr\/\u003e\nHA-3A might look compact and simple, but Cayin has devoted our renowned engineering, decades of audio equipment manufacturing and carefully selected performance-based components to make this happen.\u003cbr\/\u003e\n \u003cbr\/\u003e\n\u003cstrong\u003eClean Power with Minumum Interference\u003c\/strong\u003e\u003cbr\/\u003e\nHA-3A uses an RCA 22DE4 as rectifier tube, one of the best versions of 22DE4 available in tube market.\u003cbr\/\u003e\nWhile converting imcoming power source to DC current the 22DE4 rectifier tube minimises interference and provides clean power to the amplification circuit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCarefully Selected and Hand-matched Vacuum Tubes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDriver Tubes\u003cbr\/\u003e\nDual 12AU7\/ECC82(Matched Pair) from JJ*\u003c\/p\u003e\n\u003cp\u003eOutput Tubes\u003cbr\/\u003e\nDual 6V6S (Matched Pair) from JJ*\u003c\/p\u003e\n\u003cp\u003e\u003cbr\/\u003e\n\u003cstrong\u003eSingle-ended Vacuum Tube Circuit\u003c\/strong\u003e\u003cbr\/\u003e\nThe HA-3A vacuum tube amplification is designed as a 2-stage single-ended circuit.\u003cbr\/\u003e\nThe 12AU7\/ECC82 driver tubes will amplify the voltage level of the incoming audio signal so that the 6V6S output tubes will perform its amplificationat a very linear condition.\u003cbr\/\u003e\nSingle-ended circuit design displaces the beautiful tone of your vacuum tubes without any cancellation.\u003cbr\/\u003e\nSingle-ended uses matched pair instead of matched quad-set tubes, you can enjoy greater flexibility when you perform tube rolling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransformer-coupled, Balanced Driven\u003c\/strong\u003e\u003cbr\/\u003e\nThe 6V6S output drives a pair of proprietary output transformers that supports single-ended and balanced headphone outputs.\u003cbr\/\u003e\nThe secondary winding of the output transformer provide an alternative phase and compose a balanced output, enables balanced driver from a single-ended vacuum tube amplification circuit.\u003cbr\/\u003e\nBoth single-ended and balanced headphones are “original” outputs from the transformers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImpedance Matched Phone Output\u003c\/strong\u003e\u003cbr\/\u003e\nThe engineers have optimized HA-3A’s output to handle the headphone loading according to three headphone impedance settings: \u003cbr\/\u003e\nLow: 8Ω ~ 64Ω\u003cbr\/\u003e\nMedium: 65Ω ~ 250Ω \u003cbr\/\u003e\nHigh: 251Ω ~ 600Ω\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCarefully Optimized Headphone Outputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e6.35mm Single-ended\u003cbr\/\u003e\n4.4mm Balanced\u003cbr\/\u003e\n4-Pin XLR Balanced\u003c\/p\u003e\n\u003cp\u003eThe 4-Pin XLR output is a full-fetched output but the 4.4mm output is optimized for wider range of headphones,including high sensitivity portable headphones.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Hidden Details\u003c\/strong\u003e\u003cbr\/\u003e\nThe chassis and transformer pots are treated by our proprietary 14 rounds of crafting process composed of scratch, spray, sanding and baking.\u003cbr\/\u003e\nThe high gloss final finishing endows a refined and delicate texture as well as protecting the amplifier during years of long service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDual Inputs\u003c\/strong\u003e\u003cbr\/\u003e\nBalanced (XLR) and Single-ended (RCA) to cover a variety of inputs.\u003cbr\/\u003e\nBalanced input will go through a pair of input transformers, the + and - half cycle will merge to become a single-ended signal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePoint-to-Point Wiring with Craftmanship\u003c\/strong\u003e\u003cbr\/\u003e\nTime consuming, shortest signal path, better attention to detail, the entire circuitry is handwired by skillful craftmen.\u003cbr\/\u003e\nImplement circuit design with high-level of transparency and refinement, improves overal efficiency and conductivity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn-house Designed Premium Power Transformers\u003c\/strong\u003e\u003cbr\/\u003e\nCayin always design, wind and use high inductance, high efficiency power transformers in our products. \u003cbr\/\u003e\nReinforcing shielding design minimizes the interference and noise while ensure HA-3A to work in the best condition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Quality Volume Control\u003c\/strong\u003e\u003cbr\/\u003e\nHigh performance 50KA*2 Dual Unit smooth potentiometer from ALPS offers durable, high-precision volume control with excellent operational fee.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnti-inference Design\u003c\/strong\u003e\u003cbr\/\u003e\nSpecial shielding and anti-shock design removes microphonic effectively.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThree XL Aluminum Foot Pads\u003c\/strong\u003e\u003cbr\/\u003e\nA set of three 39x18mm XL shock-absorbing aluminum foot pads to provide firm and stable amplifier placement at any hard flat surface.\u003cbr\/\u003e\n2-rear \u0026 1-front self-levelled placement to handle the extra weight on the back of the amplifier due to the power and output transformers.\u003c\/p\u003e","brand":"Cayin","offers":[{"title":"Silver","offer_id":52457456763146,"sku":"145372","price":1998.0,"currency_code":"EUR","in_stock":true},{"title":"Black","offer_id":52457456795914,"sku":"145373","price":1998.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/5340\/0586\/files\/img145372_70474.jpg?v=1769459200","url":"https:\/\/hifi.shop\/en\/products\/cayin-ha-3a","provider":"Hifi \u0026 Friends GmbH","version":"1.0","type":"link"}