{"type":"product","schema_version":"1.0","item_id":"100340744466","canonical_url":"https://tw.bid.yahoo.com/item/100340744466","title":"【TopDIY】CT-33 高精度 微伏 毫伏 小電壓 AD620 放大器 放大 小信號 儀表 電壓放大 模組","subtitle":"CT-33高精度電壓放大器模組，採用AD620放大晶片，可放大微伏、毫伏等小信號電壓，放大倍數1.5-10000倍可調，零點可調設計，適用於","condition":"全新品","currency":"TWD","observed_at":"2026-05-19T20:48:09.776Z","current_price":156,"original_price":null,"stock_status":"out_of_stock","available_quantity":7,"sold_quantity":165,"seller":{"id":"Y6924003869","name":"【TopDIY】長久經營，用心服務！","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/8ccf100d-fab0-41f9-b18e-60b946f31866.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/0a8ac70e-ba5b-407f-ad86-3b1e00c37848.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/eefa4b13-2ef6-4756-b561-f7a754238733.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/4d95ef17-8276-47cb-a077-8a0644167b2d.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null}],"description":"⚠️ 訂單總額未滿100元（不含運費）不出貨，請勿下標  \n      📋 購買須知\n          ❶ 台灣倉庫現貨\n      ❷ 價格統一，無法議價\n      ❸ 無面交自取服務\n      ❹ 可開免用統一發票收據（請備註 統編、公司全銜）\n      ❺ 每日下午1點截單出貨，週末休息\n      ❻ DIY商品需有基礎，無專人教學\n      ❼ 保固1個月，都是全新品，不接受試用退貨\n      ❽ 不接受退換：保固貼移除/包裝毀損/已使用/個人因素    \n  \n\n商品特色\n• 採用AD620高精度放大晶片，線性度佳、雜訊低\n• 放大倍數1.5-10000倍可調，零點可調設計\n• 具備負壓輸出功能，可驅動其他雙電源負載\n• 共模抑制比達100dB，訊號放大穩定\n• 板載調節旋鈕，操作便利直觀\n\n規格參數\n供電電壓3-11V DC\n放大倍數1.5-10000倍可調\n訊號輸入電壓100uV-300mV\n輸出範圍±9V（最大電壓輸出範圍±9V）\n失調電壓50μV\n輸入偏壓電流1.0nA（最大值）\n共模抑制比100dB\n模組尺寸32×22mm\n模組重量4g\n\n適用場景\n• 感測器信號放大應用\n• 微弱電壓信號檢測\n• 儀表測量設備\n• 電子實驗與開發\n• 單端輸入或差分輸入信號處理\n\n接線說明\n• +S：訊號輸入正端\n• -S：訊號輸入負端（可接GND）\n• Vout：訊號輸出\n• V-：輸出負壓電壓（可供感測器使用）\n• 注意：訊號輸入、訊號輸出、電源輸入需共地","shipping_methods":[{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"23453","category_name":"其他零組件","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":"2092072521","name":"電腦零組件","url":"/tw/%E9%9B%BB%E8%85%A6%E9%9B%B6%E7%B5%84%E4%BB%B6-2092072521-category.html"},{"id":"23453","name":"其他零組件","url":"/tw/%E5%85%B6%E4%BB%96%E9%9B%B6%E7%B5%84%E4%BB%B6-23453-category.html"}],"view_count":1,"watch_count":2}