{"type":"product","schema_version":"1.0","item_id":"101733753794","canonical_url":"https://tw.bid.yahoo.com/item/101733753794","title":"ACCUPHASE P-800(最超值MONO-MONO)","subtitle":"有2台-現貨供應","condition":"近全新","currency":"TWD","observed_at":"2026-05-01T04:08:50.778Z","current_price":128000,"original_price":"138000.00","stock_status":"low_stock","available_quantity":2,"sold_quantity":0,"seller":{"id":"Y5364528692","name":"九盛音響","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/ea2afeae-79f4-4e45-b304-93a0d1fc4e23.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/b04341f5-38ed-4d94-9fc3-96f45899c331.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/ad847905-4a38-4529-b09e-e5b2fde00d68.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/4fda1370-7041-4159-b635-c5af9e0d4c3a.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null}],"description":"最超值MONO-MONO: ACCUPHASE P-800\n\n \n\nAccuphase P-800 是一款於 1988 年發佈的經典旗艦級平衡立體聲功率放大器，其設計核心是基於旗艦單聲道後級 M-1000 的技術。Accuphase P-800 本身是一款採用「橋接技術」（Bridged        Configuration）設計的立體聲功率放大器，這意味著它在單機狀態下內部已經是將兩個放大單元橋接來驅動一個聲道，從而實現全平衡輸出\n\n。 \n\n核心技術特點\n\n    - 全平衡電路設計：P-800        由兩套完整的全級推挽驅動單元組成橋式接法（Bridged Configuration），構成真正的平衡放大系統。這種結構能有效抵消外部噪聲與放大器產生的失真，確保信號傳輸的純淨度。\n    - 強大的驅動與輸出級：每個聲道的輸出級由 7 對並聯推挽功率晶體 組成（兩套共 14 對），提供極強的電流供給能力。\n    - 低阻抗驅動模式：機身設有專門的低阻抗驅動切換開關，使其能在極低負載（如 1 歐姆）下穩定工作，對於阻抗波動較大的現代喇叭具有極佳\n    - 4 Ohms 負載：輸出 200W + 200W。\n    - 2 Ohms 負載：輸出 400W + 400W。\n    - 1 Ohm 負載：輸出 600W + 600W\n雙單聲道構造：採用 True Dual Mono 設計，內部具備獨立的左右聲道電源供應，甚至配備了兩條巨大的電源","shipping_methods":[{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"2092075251","category_name":"後級擴大機","breadcrumb":[{"id":"2092101502","name":"家電與影音視聽","url":"/tw/%E5%AE%B6%E9%9B%BB%E8%88%87%E5%BD%B1%E9%9F%B3%E8%A6%96%E8%81%BD-2092101502-category.html"},{"id":"2092105885","name":"影音/視聽/MP3","url":"/tw/%E5%BD%B1%E9%9F%B3-%E8%A6%96%E8%81%BD-MP3-2092105885-category.html"},{"id":"2092075249","name":"擴大機","url":"/tw/%E6%93%B4%E5%A4%A7%E6%A9%9F-2092075249-category.html"},{"id":"2092075251","name":"後級擴大機","url":"/tw/%E5%BE%8C%E7%B4%9A%E6%93%B4%E5%A4%A7%E6%A9%9F-2092075251-category.html"}],"view_count":38,"watch_count":1}