Till now you had understood what is Wi-Fi, what is Li-Fi. Now today we know about Hi-Fi. But this is not the word which is commonly used by the people to show the quality. It is a technology which is used by you for long time. Lets know what is Hi-Fi –
The full form of Hi-Fi is High Fidelity. In fact, in nowadays Hi-Fi is related with audio or sound. With the help of this technology the quality of audio can be better or improved and it will be audible to you. This technology has been going on since the speaker was invented. For example , in year 1960 when historical Indian movie Mughal-e-Aazam was released. After coloring this movie; sound system was also made digital because this movie’s recorded audio is not good according to today’s sound system there were many flaws in that recorded audio. But it was right in that period when it was released. That is, work on Hi-Fi(High Fidelity) has been going on for a long time.
So what is High Fidelity (Hi-Fi) sound. It can be said as, when you hear this sound after closing your eyes you feel like you are present at that place and listening a real voice not a recorded voice.
In today’s world all sound system like speaker, headphones and stereo systems all are made using this (Hi-Fi) technology. By which you can experience any sound like real sound. Due to which sometime the condition of real sonic illusion can also arises.
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