{"product_id":"triode-trk-3488-tube-amplifier-el34-kt88-class-a-hi-fi-audio-upgrade-parts-japan","title":"TRIODE TRK-3488 TUBE AMPLIFIER EL34 KT88 CLASS A HI FI AUDIO UPGRADE PARTS JAPAN","description":"\u003ch2\u003eTRIODE TRK-3488 TUBE AMPLIFIER EL34 KT88 CLASS A HI FI AUDIO UPGRADE PARTS JAPAN\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Used\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAccessories:\u003c\/strong\u003e Tube cover, power cable, double original boxes, KT88 tubes, instruction manual\u003c\/p\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTriode vacuum tube amplifier kit (assembled unit).\u003c\/p\u003e\n\u003cp\u003eA Class A single-ended amplifier designed to deliver the sound of EL34 and KT88 tubes. The self-bias system requires no adjustment, and tube sound can be switched easily between two types.\u003c\/p\u003e\n\u003cp\u003eThis unit was built using upgraded manufacturer parts. All original standard parts are also included.\u003c\/p\u003e\n\u003cp\u003eAn additional set of KT88 tubes is included.\u003c\/p\u003e\n\u003ch3\u003eCondition \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuit Type:\u003c\/strong\u003e Class A single-ended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTubes:\u003c\/strong\u003e EL34 x2, 12AX7 x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Tubes:\u003c\/strong\u003e KT88\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias System:\u003c\/strong\u003e Self-bias\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNFB:\u003c\/strong\u003e ON\/OFF selectable (4dB when ON)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output:\u003c\/strong\u003e 6W + 6W (EL34), 7W + 7W (KT88)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20Hz–40kHz (±1dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS\/N Ratio:\u003c\/strong\u003e 90dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e RCA x4 (LINE1–4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Output:\u003c\/strong\u003e 4Ω–8Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 70W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 310 x 280 x 190 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 12 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessories:\u003c\/strong\u003e Tube cover, power cable, double original boxes, KT88 tubes, instruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eItem Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Triode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomized:\u003c\/strong\u003e Unknown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e Does not Apply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e TRK-3488\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Tube Integrated Amplifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShips from Japan.\u003c\/strong\u003e Actual availability is confirmed after your order. Items may also be listed or sourced through other marketplaces. If an item becomes unavailable, your order will be promptly cancelled and refunded.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEmail updates\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWant first dibs on new arrivals and restocks?\u003c\/strong\u003e Send us a message and include the email address you want us to use for store updates.\u003c\/p\u003e\n\u003cp\u003eWe only use it for product updates, restock notes, and store announcements. You can also use the contact page if you want to ask a question at the same time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCTA:\u003c\/strong\u003e \u003ca href=\"\/ja\/pages\/email-updates?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eEmail updates\u003c\/a\u003e | \u003ca href=\"\/ja\/pages\/contact-legal-notice?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eContact\u003c\/a\u003e | \u003ca href=\"\/ja\/pages\/faq?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e","brand":"Japan Quality Pre-Owned","offers":[{"title":"Default Title","offer_id":52470709649701,"sku":"SH-_CUC_20260403m57225806320","price":1821.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/3496\/9893\/files\/1_b768683d-639d-4987-bc9c-f3b88d6db7eb.jpg?v=1780926265","url":"https:\/\/japan-quality-pre-owned.myshopify.com\/ja\/products\/triode-trk-3488-tube-amplifier-el34-kt88-class-a-hi-fi-audio-upgrade-parts-japan","provider":"Japan Quality Pre-Owned","version":"1.0","type":"link"}