3D surrounding Amplifier
All we ever heard that the movies is in 3D format, that means the video & the audio of that movie in the 3Dimentional condition. The 3D concept in practical field was first applied in late 1952 with the release of the first color stereoscopic feature, Bwana Devil, produced, written and directed by Arch Oboler. The 3D sound is a highfy technology where any sound can be heard differnently..
Here is the circuit diagram of 3D surrounding sound amplifier.
This IC is mainly used for 3D sound output only. The details for this IC here= NJM2701_E.pdf
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