| 摘要 |
PROBLEM TO BE SOLVED: To reduce conversion error in the case of converting a digital signal into an analog signal at a low cost in the conventional stereo mode. SOLUTION: The device is provided with a plurality of channel of digital coded surround sounds and D/A converters (1)-(6) converting the surround sound digital signal into an analog signal by a plurality of channels. In the case of providing an output of a conventional stereo signal, the D/A converters (1), (3), (5) or the D/A converters (2), (4), (6) convert the digital covnentional stereo signal into an analog signal. |
