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Integrated Multichanel Audio Amplifier for Home Cinema

By Ondřej Fišer


This paper describes complete design of amplifier for home cinema system. Described amplifier has 2 digital inputs (TOSLINK and S/PDIF) and single analog input. With this inputs it is possible to connect amplifier to a source of surround audio 5+1 signal. Paper further discuss design of correction circuits, preamplifier, power amplifier and power source. The whole is controlled by 8-bit microprocessor and has a graphics output implemented through LCD display. The goal of this paper is to design and build high quality amplifier

Topics: Home theatre; Surround sound; AES3; DSP; Atmega
Publisher: Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií
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