{"type":"product","schema_version":"1.0","item_id":"100562039871","canonical_url":"https://tw.bid.yahoo.com/item/100562039871","title":"NE5532/AD828運放前級放大板 單電源供電 功放前級放大模組 W177","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-19T00:35:50.608Z","current_price":120,"original_price":null,"stock_status":"in_stock","available_quantity":9,"sold_quantity":1,"seller":{"id":"Y2831399681","name":"。BUY360。電子零件","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/d11b4bec-8132-463f-bdd7-d04688e5ad58.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/08999a47-08b3-4d97-919b-cf5af6ebfd27.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null}],"description":"採用貼片工藝製作，電源輸入增加了整流橋，可以交直流兩用，輸入直流時不用分正負極了，使用更方便。性能更穩定。\n\n現開發有兩個版本：\n\nNE5532普通運放版本：價格15元\n\n \n\nNE5532版本：採用全新原裝德州NE5532運放晶片，使用圓孔8腳IC插座，方便升級運放晶片。\n\nAD828版本：採用貼片運放，如果想效果好，又不想更換運放晶片，就選這個比較好。\n\n兩個版本除運放晶片外，其他用料基本差不多：輸入耦合電容使用進口品牌無極電容，板子採用單電源供電，有穩壓晶片，方便與單電源功放匹配。如果覺得默認放大倍數不合適，可以自行改變放大倍數，操作如下：\n\n 放大倍數調整：R7，R5是放大倍數設置電阻（發貨默認為5倍左右放大，可以根據自身需要改變放大倍數，電阻可以從5k-47k間選擇，阻值越大，放大倍數越高，如果是用插件電阻，可以取掉原來的貼片電阻，把插件電阻焊在貼片位置兩頭預留的焊盤上） 送2條輸入，輸出信號遮罩線，長度300mm  板子尺寸：50mm * 33mm\n\n工作電壓：直流9v-24v\n\n          交流：8v-16v","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"離島配送","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092104064","category_name":"電子零件/材料","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":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092104064","name":"電子零件/材料","url":"/tw/%E9%9B%BB%E5%AD%90%E9%9B%B6%E4%BB%B6-%E6%9D%90%E6%96%99-2092104064-category.html"}],"view_count":1,"watch_count":0}