{"type":"product","schema_version":"1.0","item_id":"100066154939","canonical_url":"https://tw.bid.yahoo.com/item/100066154939","title":"《德源科技》大功率 TPA3255 六聲道5.1數位HiFi功放板，發燒級豪華擴大機 300W*6（TPA3255 替代TDA7498）","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-22T14:10:36.390Z","current_price":4098,"original_price":null,"stock_status":"low_stock","available_quantity":2,"sold_quantity":0,"seller":{"id":"Y9895025221","name":"Deryuan 德源科技","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/f9ea9c2a-3581-4c4e-bb7a-e012bc82a1e1.jpg","role":"main","alt":"商品主圖","width":null,"height":null}],"description":"19898\n\nTPA3255 替代TDA7498\n\n大功率 TPA3255 六聲道5.1數位HiFi功放板，發燒級豪華擴大機 300W*6\n        \n\n大功率TPA3255 六聲道5.1數位HiFi功放板\n\n發燒級豪華放大器300W*6\n\n \n\n    - 採用原廠TPA3255 \n    - 電阻選用高精度貼片電阻，確保了整機良好的信噪比。\n    - 採用音響專用磁環電感，確保聲音清脆有力。\n\n［基本性能］參數：\n\n    - 工作方式：D類\n    - 靜態電流：400mA\n    - 工作效率：.>90%\n    - 輸出功率：                    - 315W/4Ω*6,失真10%\n                        \n            - 185W/8Ω*6,失真10%\n                        \n            - 260W/4Ω*6,失真1%\n                        \n            - 150W/8Ω*6,失真1%\n            \n    - 頻率響應：20Hz至20KHz\n    - 動態範圍： >100 dB\n    - 訊號雜訊比：(SNR) > 111dB\n    - 工作電壓：DC24-48V開關電源(直流)\n    - PCB尺寸：260*130 MM","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092072544","category_name":"其他電腦周邊","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092072522","name":"電腦/筆電周邊","url":"/tw/%E9%9B%BB%E8%85%A6-%E7%AD%86%E9%9B%BB%E5%91%A8%E9%82%8A-2092072522-category.html"},{"id":"2092072544","name":"其他電腦周邊","url":"/tw/%E5%85%B6%E4%BB%96%E9%9B%BB%E8%85%A6%E5%91%A8%E9%82%8A-2092072544-category.html"}],"view_count":2,"watch_count":0}