• 帶LED警報的過載保護
  • 基於WEB的管理界面
  • 鋁合金前面板
  • 3U機箱設計

貝克Becke BK-PA800A SIP功放專為大型公共廣播專案打造,適用需要高輸出功率、穩定網路音訊整合與更強現場揚聲器驅動能力的場景。產品採用標準機箱設計、3U鋁合金前面板,內部高功率架構針對高規格安裝環境最佳化,適合小型功放已無法滿足需求、需將集中式廣播控制延伸至更寬廣、更高音量或更複雜環境的專案。

本機型適用大型校園、工業場區、物流設施、交通基礎建設、商業綜合體與公共服務建築,這類場域需要兼具IP音訊接入、強力放大、彈性本地輸入與可靠保護的實用方案。BK-PA800A整合SIP網路解碼、網頁參數管理、800W輸出功率、獨立頻道調節,同時支援定電壓與低阻抗揚聲器連接,為大區域尋呼與高負載公共廣播系統提供更易部署的解決方案。

高功率機架式安裝之BK-PA800A SIP功放正面外觀
BK-PA800A為大規模公共廣播與尋呼專案提供高功率SIP音訊放大。

產品亮點

800W輸出,應對高負載音訊覆蓋

BK-PA800A針對需要遠高於標準中低功率SIP功放之輸出儲備與揚聲器驅動力的專案設計。其800W輸出級適用大型走廊、開放廳堂、全校園區域、生產車間、倉庫、戶外覆蓋區與多區域設施,即便在苛刻聲學條件下仍能確保廣播清晰有效。

此功率等級讓系統設計師在規劃大負載揚聲器、長距離布線或大範圍廣播區域時更具信心。相較於在適用單台高功率功放的場景使用多台小型設備,BK-PA800A為大面積語音分發提供更強的集中式放大選擇。

網路音訊接入,貼合實際IP廣播系統

BK-PA800A內建IP音訊解碼模組,支援SIP、TCP/IP、UDP、IGMP群播協定,可作為結構化網路音訊架構的一部分運行,而非獨立類比功放。產品支援16位元立體聲CD級網路音樂與音訊傳輸,適合需要透過IP管理系統同時實現語音尋呼和常規音訊播放的專案。

標準RJ45網路介面可在任何具乙太網連接的位置部署,並支援跨子網、跨路由器存取。當功放需整合至大型管理網路,或由跨建築、跨區域的中央伺服器與分散式IP系統控制時,能為安裝人員帶來更高彈性。

大型公共廣播專案中,功放的價值不僅取決於功率瓦數,更在於功率、網路接入、控制彈性與運行保護能否在單一系統化平台中完美整合。

機架整合設計,適合高負載持續運行

標準機箱結構與3U鋁合金前面板,讓BK-PA800A適用於機房、中央廣播機架、工業控制區與整合通訊室的專業機櫃安裝。在網路設備、伺服器、音訊控制器與功放共同組成統一基礎設施的專案中,可打造更整潔的安裝架構。

工程化機身搭配智慧溫度偵測與低噪音風扇強制風冷設計,當內部功率模組達到指定溫度時風扇自動啟動,在高負載條件下維持穩定運行,同時延長持續使用環境下的使用壽命。

搭載網頁介面、用於網路音訊監控與設定的BK-PA800A SIP功放
網頁式存取支援在網路音訊部署中遠端查看與調整關鍵參數。

功能特色

彈性輸入輸出設計,提升專案適配性

BK-PA800A支援2組RCA混合輸出、2組麥克風輸入與3組線路輸入,可在單一平台上兼容現場麥克風、本地播放設備、輔助音訊來源與網路音訊串流。麥克風1具強制優先覆蓋與靜音調節功能,當緊急語音廣播需中斷背景音訊或低優先級播放時尤為實用。

此架構讓功放可應對音訊控制不局限於單一固定來源的日常運行,在大型設施中支援結合中央排程、現場尋呼、本地介入與分散式營運音訊的混合廣播流程。

獨立參數調節,強化現場控制能力

為提升部署實用性,BK-PA800A可獨立調節網路音量、低音、高音與各輸入通道音量,讓系統整合商與現場運營人員能針對不同應用場景精細控制功放運行,尤其適合需要仔細平衡多路訊號路徑與不同揚聲器區域的環境。

功放無需對所有來源套用相同音訊參數,可依使用場景精細設定;現場麥克風、輔助播放來源與網路廣播串流可分別設定增益與音質,BK-PA800A可有效滿足此類差異化需求。

揚聲器輸出兼容,適配多元廣播拓撲

BK-PA800A支援100V、70V定電壓輸出與4Ω~16Ω低阻抗輸出,可輕鬆匹配多種揚聲器線路架構。在大型專案中,不同區域或線路可能同時存在戶外號角喇叭、走廊喇叭、壁裝喇叭等多類型揚聲器,此兼容性尤為重要。

對系統設計師而言,此彈性可降低整合阻力,可依專案需求同時服務分散式公共廣播網路與區域性揚聲器迴路,無需將設計限制於單一輸出方式。

網頁管理,實用化網路部署

BK-PA800A支援網頁登入查看與修改設備參數,提升調試、故障排查與日常維護效率。在功放跨多棟建築或機房部署的大型安裝中,瀏覽器式管理可減少手動維護工作量,實現更集中的維護流程。

網路性能滿足實務部署需求,包括10/100Mbps傳輸、8Kbps~320Kbps自適應音訊比特率、MP3格式支援與8KHz~48KHz取樣率,搭配低網路延遲表現,可順暢整合至現代IP尋呼環境。

保護、監控與散熱,支援持續運行

BK-PA800A具備短路、過流、過載、過熱與開關機衝擊保護,並搭配LED警示指示;同時提供飽和失真警示與訊號位準指示燈,讓運營與維護人員可直觀獲取輸出狀態與異常情況的視覺回饋。

此類保護與監控功能在高功率部署中價值顯著,大型公共廣播系統常需長時間運行或面臨多變運行負載,可靠的功放保護是維持運行時間、保護外接揚聲器與提升長期場域運行信心的關鍵。

應用於校園、工廠、倉儲或商業公共廣播揚聲系統的BK-PA800A SIP功放
BK-PA800A針對複雜設施內的大負載揚聲器與大範圍尋呼覆蓋所設計。

應用場景

大型校園與教育廣播

擁有多棟教學樓、宿舍、運動場域、開放走廊與公共空間的教育環境,通常需要小型功放無法滿足的強力音訊覆蓋。BK-PA800A可支援大負載揚聲器,同時可整合至具網頁存取與彈性來源輸入的網路管理廣播系統,完美適用此類場景。

產品可同時處理常規節目音訊與現場尋呼,適用校園公告、上下課提醒、定時播放、緊急通知傳送與需要兼顧中央控制和現場彈性的大區域語音分發。

工廠、倉儲與工業通訊區域

工業設施通常聲學環境複雜,且需要大範圍運行覆蓋,生產車間、物流區、裝卸區、倉庫、動力房與廠區戶外區域均需更高輸出功率,以維持清晰語音可懂度與可靠營運通訊。BK-PA800A以更強的揚聲器驅動力與堅固保護設計,適配此類環境。

產品支援本地麥克風優先、網路播放與獨立音訊調節,可同時滿足日常生產通訊與緊急介入需求,適合需要超越基礎背景音樂功放的工業用戶。

商業綜合體與多棟建築設施

商業大樓、醫院、交通樞紐、零售場域與複合式開發案,通常需要可橫跨大樓面積與多區域擴展的網路化廣播系統。BK-PA800A可作為此類專案的高功率SIP功放節點,尤其適合需要更廣覆蓋、更多揚聲器迴路或更高放大儲備的場景。

產品支援多種揚聲器輸出方式與跨網路部署彈性,可更低妥協地整合至複雜設施的音訊規劃,適合需要高性能功放執行中大型IP尋呼專案的整合商。

公共服務與基礎建設安裝

市政建築、交通支援場站、公共服務園區與基礎建設設施,通常需要可集中管理、長期穩定運行的堅固廣播設備。BK-PA800A以高輸出功率、網路協定兼容、網頁管理與強效保護機制整合於單一機架式設備,高度適用此類環境。

對此類專案而言,功放的價值在於可支援大範圍覆蓋,同時作為IP音訊架構的一部分易於管理,幫助規劃人員打造不僅音量充足,更具結構化、易維護與易擴展性的系統。

BK-PA800A 產品優勢

BK-PA800A的核心優勢在於專為大規模尋呼和公共廣播設計,而非輕量級音訊擴充。其800W輸出、整合式SIP解碼、彈性混合輸入、獨立參數調節、跨網路存取、網頁管理、智慧散熱與多層級保護設計,使其能勝任具真實覆蓋與負載需求的專案。

相較於低功率機型,本品更適合重視輸出儲備、廣域揚聲器佈放與長期運行穩定性的安裝。對系統整合商與專案業主而言,BK-PA800A在網路音訊兼容性、安裝規範與高功率放大性能間取得絕佳平衡。

常見問題

1. BK-PA800A最適用哪類專案?

BK-PA800A最適用校園、工廠、倉儲、商業大樓、交通設施與公共服務環境的大規模SIP尋呼和公共廣播專案,這類場域需要高輸出功率與廣域揚聲器覆蓋。

2. BK-PA800A能否在大型IP網路架構中運行?

可以。本品支援SIP、TCP/IP、UDP、IGMP群播,採用標準RJ45介面,可跨子網、跨路由器部署,適合整合至大型管理式IP音訊系統。

3. BK-PA800A提供哪些揚聲器輸出選擇?

產品支援70V、100V定電壓輸出與4Ω~16Ω低阻抗輸出,可適配多種揚聲器線路結構與專案需求。

4. 哪些功能可提升日常運行可靠性?

提升可靠性的功能包含智慧溫控風扇散熱、短路保護、過流保護、過載保護、過熱保護、開關機衝擊保護、失真警示與LED狀態指示,讓監控與維護更直觀。

規格

項目 規格
產品型號BK-PA800A
輸出功率內建高傳真放大器模組,額定輸出功率800W
機械設計標準機箱設計,3U鋁合金面板
網路介面1×標準RJ45(10/100Mbps)乙太網路介面;支援跨網段、跨路由存取,可由伺服器及其他IP網路設備存取控制
音頻解碼內建網路IP解碼模組;支援SIP、TCP/IP、UDP、IGMP(多播)協議,實現16位立體聲CD音質音頻信號的網路化傳輸
音頻輸入/輸出2×RCA混合輸出
2×麥克風輸入
3×線路輸入
MIC1具優先切入與衰減調整功能
音量與音調控制網路音量、高音與低音、各輸入通道音量獨立調整
音頻輸出100V/70V定壓輸出&4Ω~16Ω定阻輸出
輸出保護短路、過流、過載保護,LED警報指示
系統保護自激、過熱、開關機衝擊保護,LED警報指示
失真與指示飽和失真LED警報;信號電平LED指示
散熱系統智慧溫度檢測驅動低噪風扇風冷;強制風冷(側進風,後出風),內部電源模組達55℃時風扇啟動
輸入靈敏度與阻抗MIC1,MIC2:5mV/600Ω,非平衡6.3mm端子
AUX1,AUX2,NET:350mV/10KΩ,非平衡RCA端子
輸出靈敏度與阻抗輸出:1000mV/470Ω,非平衡RCA端子
音調調節低音:100Hz時±10dB;高音:10KHz時±10dB
頻率響應50Hz~16KHz(+1dB,-3dB)
信噪比MIC1,MIC2:66dB;AUX1,AUX2,NET:80dB
總諧波失真<0.5%(1KHz,1/3額定功率)
網路延遲≤50ms
音頻位元率自適應8Kbps~320Kbps
音頻格式MP3
取樣率8KHz~48KHz
支援協議ARP、UDP、TCP/IP、ICMP、IGMP(多播)
管理支援WEB登入查看修改設備參數
電源AC220V/50Hz
功耗30W~1000W
工作溫度-20℃~+60℃
工作濕度10%~90%(無凝結)
尺寸482(寬)×454(高)×133(深)mm
淨重26.5Kg


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