There are many ways we can create, record and reproduce or broadcast sound tracks. But the thing that is important and must be taken into consideration is that all the processes from start till the end must be clear, supported by the right equipment and must be treated according to the desired results.
For example if you have to broadcast video and audio at the same time in Australia and your audience and viewers are a group of people you may need to look for the home projectors or home theater systems and ceiling speakers to ensure balanced display and sound quality.
Similarly, if better quality broadcast is necessary then using induction loop and other broadcast solutions that enhance the output quality may be needed if there is need to deliver the message correctly without interruption issues.
Many other things are used to make sure everything goes the right way, which includes Acoustic panels, better quality audio equipment, high end well-made av cables that will be connecting the systems and many other things that make up the system to record, process and broadcast when needed.
All kinds of home theatre projectors and different options available for recording equipment are used in various ways and there are numerous applications of reach of the process and equipment used in this process.
The audio and video equipment is used at home for entertainment purposes and different attachments are used for better quality of sound and video casting process.
For commercial broadcasting and processing the various hardware and software sound processing systems are used that give easier opportunities to ensure clear quality sound tracks.
In schools and education settings people are making use of the audio visual aides which help in giving multimedia support for educating pupils with better understanding.
In banks, streamers and inductions loops are used for conveying messages to the clients and customers for better cooperation. Commercial usage and functions are obviously there to make use of larger audio and visual setups with better quality results.