公共廣播是在有限的范圍內為公眾服務的廣播，屬于擴聲音響系統中的一個分支。下面來講講公共廣播音響系統集成的相關內容。
Public broadcasting is a kind of broadcasting that serves the public in a limited range and belongs to a branch of sound reinforcement system. Let's talk about the integration of public address sound system.
為了實現廣播音響系統的擴聲和傳輸播放功能，一個完整的廣播音響系統應該由節目源設備、信號的放大和處理設備、傳輸線路和揚聲器系統等部分系統集成。
In order to realize the sound reinforcement and transmission and playback functions of the broadcast sound system, a complete broadcast sound system should be integrated by some systems, such as program source equipment, signal amplification and processing equipment, transmission line and speaker system.
山東公共廣播音響采用高檔鋁合金拉絲面板制造；
Shandong public broadcasting audio is made of high-grade aluminum alloy wire drawing panel;
可掛接在網絡到達的任何地方，采用DSPPA網絡自主研發的網絡傳輸協議，動態音頻數據傳輸；
It can be connected anywhere the network arrives, and adopts the network transmission protocol independently developed by dsppa network to transmit dynamic audio data;
雙網絡接口冗余設計，可跨網段工作；
Dual network interface redundancy design, which can work across network segments;
內置率數字功放，100V定壓輸出，效率高達90%以上；
Built in high-efficiency digital power amplifier, 100V constant voltage output, efficiency up to 90%;
自帶MP3播放器，設有USB插口、SD插口，用以播放本地節目；
Equipped with MP3 player, USB socket and SD socket for playing local programs;
功放額定輸出功率：120W；
Rated output power of power amplifier: 120W;
醒目的數碼顯示屏設計，既可顯示時鐘時間，也可顯示播放進度時間；
The eye-catching digital display design can display both the clock time and the playback progress time;
具有時間幀同步機制，本機時鐘與網絡化主機時鐘實時同步；
With time frame synchronization mechanism, the local clock is synchronized with the networked host clock in real time;
內置紅外接收模塊，可通過紅外線遙控器控制，方便易用；
Built in infrared receiving module, which can be controlled by infrared remote control, is convenient and easy to use;
面板集成5個狀態指示燈，工作狀態一目了然；
The panel integrates five status indicators, and the working status is clear at a glance;
The panel of Shandong public broadcasting sound is equipped with 8 shortcut keys, which is convenient for local users to use daily. wait.
The broadcast sound system covers a wide range of areas, from shopping malls, schools, hotels, stations, docks, squares to venues, cinemas, stadiums and so on. If you have any need, please come to our website http://www.zkvd.cn Consult and have a look.
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