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For fire broadcasts, it must also be configured by the UPS power supply and fire linkage interface. At present, there are mainly famous brands such as Philips and Panasonic. They all have powerful computer control and programming functions. For hotel room audio, sometimes multi-channel audio is used for customer selection. This system line is simple for channels. The method of arranging multiple lines, when there are many channels, adopts the modulation mode of the circuit, and multiplexes the signals to be transmitted on one line through the modulator modulation, and then demodulates the channel signals by the tuner at the client; Production of digital intelligent network broadcasting system, it has a touch control screen, support its own fire broadcast software installation, all signals can be recorded to the built-in hard disk, can be programmed with connected devices, using TCP / IP protocol workstations and servers Communication, monitoring the status of all connected devices, and enabling network control of all connected devices is the mainstream of the currently developed intelligent fire-fighting broadcasting system. Currently, there is the CEOPAA IP-based IP network broadcasting system produced by our company.
Background and fire broadcast system design
[Audio Network Information] In terms of background sound, the speaker design has ceiling installation, wall installation, or hybrid installation; generally, the ceiling speaker and the wall speaker work in the middle and high frequency bands, so the tone is general, so the main purpose is to play light music and Broadcasting, for the occasion of the low-frequency softness of the tone, you can consider the Cepa speaker of the Western-style CEOPA. Its box is used as a resonance box. The tone is very layered and bassy. Of course, you can also use the hanging speaker, and the sound is beautiful. The configuration mainly includes CD player, partition controller, floor monitoring, digital tuning, call control, etc. For the volume control, you need to configure the volume adjustment switch.