{"type":"product","schema_version":"1.0","item_id":"100090632808","canonical_url":"https://tw.bid.yahoo.com/item/100090632808","title":"《德源科技》r)新款 6N3膽緩衝前級板，220UF/50V (成品) 可自行更換6N3、5670、6H3","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-07-29T04:14:55.458Z","current_price":633,"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/125ca4c0-0cb9-4bf7-8f8c-186866e71e14.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/90941304-471a-48c9-b666-3db555653b4e.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null}],"description":"4826\n\n    \n\n        6N3膽緩衝前級板（成品）    \n\n    產品簡介：\n\n    材料介紹：\n\n    1.電阻選用1%高精度金屬膜電阻 。          \n         \n\n                            2.                輸入耦合電容採用頂級威瑪正品無極電容0.47UF/63V和德國西門子1UF/250V。                \n\n            3.濾波電容採用容量                        220UF/50V*10  SVMYOUNG名牌。                                        \n\n            4.採用全封閉防塵電位器，性能更加穩定，比普通電位器更加耐用！        \n\n    功能介紹：\n\n    電子管緩衝器可以看作是一個膽前級，只是它的放大倍數略小於1，增益約等於0dB。\n\n    它可以更好的起到阻抗匹配的作用（提高輸入阻抗，降低輸出阻抗，更好的驅動後級）\n\n    電子管緩衝器能有效濾除音源殘留的數碼信號，讓音色圓潤溫暖、柔美耐聽！\n\n    您還可以自己更換以下較常見的同型號管子體驗不同管子的風格：6N3、5670、6H3、等。\n\n    6N3-Buffer Amp規格參數\n\n    頻率響應FR：10Hz-40KHz +/- 1dB\n\n    總諧波失真THD: >0.005%\n\n    信號噪聲比S/N：95dB\n\n    增益:≈0dB\n\n    工作電壓:AC12V\n\n    功率：10W的變壓器\n\n    尺寸:長113MM 寬65MM 高63MM","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":1,"watch_count":0}