{"type":"product","schema_version":"1.0","item_id":"101734486729","canonical_url":"https://tw.bid.yahoo.com/item/101734486729","title":"Nakamichi   PA-5II 後級擴大機日本中道( Pass )(( B&W westlake focal USHER JBl elac請參考 )","subtitle":null,"condition":"近全新","currency":"TWD","observed_at":"2026-05-24T01:35:48.716Z","current_price":25000,"original_price":null,"stock_status":"low_stock","available_quantity":1,"sold_quantity":0,"seller":{"id":"Y5901290089","name":"收購音響 0930939899","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/38fddd43-9c27-4ae0-86d0-c498c6265cf2.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/e4e882e9-5794-4ad3-a3f9-39eb24dce666.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/20662d45-5211-427b-93a7-545a56eff151.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d57a4207-7fd6-4fca-bf95-f663d309b025.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/dced8c99-a9c6-4640-80c5-bdf90be2ca50.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/c70cdc41-476d-4a9a-82c1-6ec6874c5005.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d862da69-b90c-4b4b-b96c-4832ae311f8d.jpg","role":"detail","alt":"商品圖片 7","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d6f0b92d-cafc-419a-b715-5b23021f9577.jpg","role":"detail","alt":"商品圖片 8","width":null,"height":null}],"description":"Nakamichi PA-5 II 是一款由日本中道（Nakamichi）於 1980 年代末至 1990 年代初推出的經典高傳真後級功率擴大機。該型號搭載了由知名音響設計師 Nelson Pass 所開發的 STASIS 線路技術，以其低失真與強大的驅動能力聞名。聲音乾淨細緻好聽.特殊設計： 使用 470VA 環形變壓器及每聲道 12 顆功率晶體，並採用 Threshold 公司授權的 STASIS 無負回授線路。..另收購黑膠唱片cd 收購二手音響..\n\n    - 輸出功率： 每聲道 150 瓦 (8 歐姆負載)。\n    - 頻率響應： 7Hz 至 150kHz。\n    - 總諧波失真 (THD)： 小於 0.05%。\n    - 訊噪比 (S/N Ratio)： 120dB。\n    - 阻尼係數： 60。\n    - 重量： 約 21.5 公斤 (48 磅)。聲音特點與評價\n- 溫暖細膩： 使用者在 MyAV 與 Hifi Chicken 分享，其音質乾淨細緻且帶有溫暖的色調，不像部分電晶體機那樣生硬。\n- 驅動實力： 即使是面對較難驅動的揚聲器（如靜電喇叭或現代落地喇叭），PA-5 II 仍能保持穩定的控制力與音場表現。\n- 耐用性： 被 Reddit 用戶形容為「像坦克一樣堅固」.....。","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":"2092075255","category_name":"主喇叭","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":"2092075254","name":"喇叭","url":"/tw/%E5%96%87%E5%8F%AD-2092075254-category.html"},{"id":"2092075255","name":"主喇叭","url":"/tw/%E4%B8%BB%E5%96%87%E5%8F%AD-2092075255-category.html"}],"view_count":34,"watch_count":2}