Construction materials HS code references

List of the table of contents of this article:

• 1, What parts does the fire broadcasting system include?
• 2、 What is the function of the broadcasting system?
• 3、 Does the broadcasting system on the university campus have any function?
• 4. How to set up the aerospace radio and television campus broadcasting system

What parts does the fire broadcasting system include?

1. All are included. Evacuation indicator lights and emergency lighting are usually 220V AC. Fire phone, usually DC 24V. The input and output modules (also known as the control module) are basically two groups of input lines and two groups of output wires: one group of input lines is the signal line, one group is the DC 24V power cable, one group is the signal feedback, and one group is the control line.

2. The fire emergency broadcast system is mainly composed of: fire emergency broadcast host, power amplifier, output module, speaker, audio line, microphone, etc.The fire emergency broadcast host is the core of the system and is responsible for controlling and operating the whole system. It usually has the functions of playback, recording, broadcasting and linkage.

3. Composition of fire emergency broadcasting system The fire emergency broadcasting system is mainly composed of fire emergency broadcasting host, amplifier, distribution disk, output module, audio line and speaker, etc.

4. The fire emergency broadcasting system consists of a broadcast host, a broadcast distribution disk, a broadcast switching module, a speaker and pipeline.

What is the function of the broadcasting system?

1. Campus broadcasting system is a tool that uses communication technology to manage students. Its main functions have three aspects: providing information: the campus broadcasting system can provide various school-related information, such as school announcements such as school opening time, examination schedule, curriculum changes, etc.

2. Broadly speaking, the broadcasting system can be used for the following purposes: for emergency alarm and command; for daily background music and routine music; for emergency pading; for large-scale public information release; for special entertainment and leisure; for advertising business for commercial purposes. Wait a minute.

3. The campus broadcasting system can be used as one of the important tools for schools to manage students.Through the campus broadcasting system, schools can issue various notices, announcements and reminders in order to convey important information and events to students in a timely manner. For example, schools can use broadcasting systems to remind students to come to school to participate in a certain activity or pay attention to certain safety matters.

4. The campus broadcasting system can be used as an effective student management tool. It usually has the following functions: information transmission: the campus broadcasting system can be used to convey various information of the school to students, such as curriculum arrangements, school regulations, activity notices, etc.

5. Timed broadcasting: The Huiqun campus emergency broadcasting system has the basic functions of traditional fixed-voltage campus broadcasting, such as getting up, going to exercise, going to class, leaving class, turning off the lights and other times, which can be set up regular automatic bells according to needs to maintain the teaching and life order of teachers and students.

6. The construction site broadcasting system is important in the safety management and coordination of the construction site. The following are several important roles of the site broadcasting system: Safety notification: The site broadcasting system can be used to quickly convey safety notices and emergencies, such as fire alarms, natural disasters, accidents, etc.

Does the broadcasting system on the university campus have any function?

Campus broadcasting system can be one of the important tools for schools to manage students. Through the campus broadcasting system, schools can issue various notices, announcements and reminders in order to convey important information and events to students in a timely manner. For example, schools can use broadcasting systems to remind students to come to school to participate in a certain activity or pay attention to certain safety matters.

The campus broadcasting system can be used as an effective student management tool. It usually has the following functions: Information transmission: The campus broadcasting system can be used to convey various information of the school to students, such as curriculum arrangements, school regulations, activity notices, etc.

Campus broadcasting system is a tool that uses communication technology to manage students. Its main functions have three aspects: providing information: the campus broadcasting system can provide various school-related information, such as school announcements such as school opening time, examination schedule, curriculum changes, etc.

Campus broadcasting has the following functions: notify the platform for students to play various information and play songs to cultivate voice actors, crosstalk and other talents.

K, small maintenance: AVH network broadcasting is physically shared with traditional networks, so no additional maintenance work is added to traditional network maintenance.In terms of application, the system can set up independent network segments to separate from the computer system, and the embedded system program of each voice terminal will not be infected by the virus.

As a commonly used information transmission method on campus, the campus broadcasting system can release various information to students through audio, text, images and other forms, such as notices, announcements, news, security reminders, etc.

How to set up the aerospace radio and television campus broadcasting system

1. The steps are as follows: determine the location and quantity of the broadcasting system equipment, and design the hardware situation, including speakers, sound columns and control equipment. Select the appropriate broadcast software, establish a broadcast server, and connect the audio resources and detection resources on the server to the speaker to ensure the reliability and stability of the system.

2. How to edit the playback program of the aerospace radio and television campus broadcasting system is as follows. First, select the program you want to play. Edit the corresponding voice and text. Adjust the background music and volume and add special effects, etc. Adjust the sending time of the program according to your own situation. Finally, save it to complete the editing and playback program.

3. Turn on the set-top box and TV switch of Aerospace Radio and Television 9986. After the set-top box starts, press the menu button of the set-top box remote control and use the direction key of the remote control to find the system settings to enter. Find the time settings in the system settings and click OK. The above is the method of setting the time of Aerospace Radio and Television 9986.

4. "Top Ten Most Influential International Brands" in the Lighting and Audio Industry: DSPPA, JBL in the United States, JapanYAMAHA, German Berlinda, Austrian AKG, Japanese Iron Triangle, American Shuer, British Matian (audio), Danish Matian (lighting), Leishi KTV and other 10 famous brands.

5. It is especially suitable for schools and various teaching broadcasting units to realize daily broadcasting, foreign language teaching, listening test and addressable zoning broadcasting.