{"type":"product","schema_version":"1.0","item_id":"100280675380","canonical_url":"https://tw.bid.yahoo.com/item/100280675380","title":"嘉強MIPRO ACT-52B UHF雙頻道無線麥克風~另有ACT-312~ACT-312B","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-25T16:24:46.148Z","listing_type":"auction","current_price":16500,"starting_price":16500,"buy_now_price":null,"bid_count":0,"min_bid_increment":500,"auction_status":"ended","ends_at":"2026-05-02T19:50:00.000Z","is_reserve_met":false,"seller":{"id":"Y2234231545","name":"響宴音響","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/ed312a1c-347b-44c8-aa66-7fd94708eb54.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/3348a454-f500-4bb2-9e98-edeeea2f09af.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/631dfa37-09e3-4d8b-8a0f-bf8484663cf6.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"嘉強MIPRO ACT-52B UHF雙頻道無線麥克風!!!\n\n- 首創單頁主動發光彩色VFD螢光管顯示器，顯示預設頻道、工作頻道、工作頻率、RF訊號強度、AF訊號強度、發射器電池容量、SQ位準、自動選訊及雜訊警示訊息，自動改變亮度，可識別「工作」與「待機」頻道。\n- 採CPU自動選訊接收電路及獨家音碼、雜訊鎖定雙重靜音控制，消除斷音及雜訊干擾。\n- 採用電子式按鍵面板，具有操作鎖定功能防止誤動作。 \n- 首創依據雜音指示燈的點滅，調整『SQ』鍵，調高接收靈敏度增加接收距離或調低靈敏度避免雜訊干擾。 \n- 具有最先進的Auto Scan可自動搜尋快速設定不受干擾的工作頻道，並以世界首創的ACT功能，快速、精確的自動鎖定發射與接收頻道。 \n- 預設音量輸出等於麥克風音頭的靈敏度，可切換選擇最佳的輸出音量，確保麥克風決不產生飽和失真。 \n- 天線座提供強波器的偏壓，可外接MIPRO天線系統增加接收距離及訊號品質。 \n- 搭配最新的ACT-52H、ACT-52HC手握式無線麥克風或ACT-52T、ACT-52TC佩戴式發射器，獲得最優美的專業音效。\n- \n\n頻道數雙頻道 \n \n機箱EIA標準半U金屬機箱 \n \n頻段UHF 480 – 934 MHz（依照各國電波法規要求） \n \n頻寬24 MHz \n \n偏移度< ± 40 kHz \n \n實用靈敏度輸入10 dBμV時，S/N > 80 dB \n \n綜合S/N比> 105 dB (A) \n \n綜合T.H.D.< 0.5% @ 1 kHz \n \n綜合頻率響應50 Hz – 18 kHz，具低頻衰減濾頻電路 \n \n靜音控制獨創的閘式『音碼及雜訊鎖定』雙重靜音控制 \n \n音頻輸出插座XLR平衡式及6.3 mm Ø不平衡式 \n \n最大輸出電壓三段切換：10 dBV / 0 dBV / -6 dBV \n \n電源供應外加100 – 240V AC交換式供應器 \n \n電源消耗功率9 W \n \n尺寸(寬×高×深)210 × 44 × 180 mm \n \n重量約0.9 kg \n \n備註各項規格若有誤差，以實際產品為依據。\n載波頻率範圍、最大偏移度等以各國電波法規為依據。下標購買前 請先確認該商品是否還有存貨 以免造成您的不便!!!","shipping_methods":[{"name":"宅配/貨運","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"2092075268","category_name":"無線式","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":"2092075266","name":"麥克風","url":"/tw/%E9%BA%A5%E5%85%8B%E9%A2%A8-2092075266-category.html"},{"id":"2092075268","name":"無線式","url":"/tw/%E7%84%A1%E7%B7%9A%E5%BC%8F-2092075268-category.html"}],"view_count":1,"watch_count":1}