{"product_id":"astell-kern-pa10-class-a-headphone-amplifier","title":"Astell\u0026Kern PA10 Class-A Headphone Amplifier","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eExcellent cosmetic condition with no noted dents or scratches.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal operation. Charging and battery-powered playback have been checked and are working normally.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eBox, documentation and the pictured accessories are included.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; connections\u003c\/h2\u003e\n\u003cp\u003eAstell\u0026amp;Kern AK PA10 is a portable analog headphone amplifier built around a Class-A amplification stage and the company’s TERATON ALPHA circuit design.\u003c\/p\u003e\n\u003cp\u003eIt provides selectable Class-A current levels, low\/high gain and hardware crossfeed, with both 3.5 mm unbalanced and 4.4 mm true-balanced analog input\/output paths.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eMatch the input and headphone connection type: 3.5 mm for unbalanced or 4.4 mm for balanced. Current, gain and crossfeed can be adjusted to suit the connected headphones or IEMs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eAstell\u0026amp;Kern AK PA10 specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAmplification\u003c\/th\u003e\n\u003ctd\u003eClass A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCurrent control\u003c\/th\u003e\n\u003ctd\u003eLow · Mid · High\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGain\u003c\/th\u003e\n\u003ctd\u003eLow · High\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAnalog input \/ output\u003c\/th\u003e\n\u003ctd\u003e3.5 mm unbalanced · 4.4 mm balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCrossfeed\u003c\/th\u003e\n\u003ctd\u003eHardware crossfeed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCharging\u003c\/th\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Astell\u0026Kern","offers":[{"title":"Default Title","offer_id":50515252642006,"sku":"HFL-U-BAB2CBE802F7","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/ak-pa10-01-original.webp?v=1790044105","url":"https:\/\/hifiloop.com\/ja\/products\/astell-kern-pa10-class-a-headphone-amplifier","provider":"HiFiLoop","version":"1.0","type":"link"}