| 摘要 |
PURPOSE:To make a TV receiver with a speaker device arranged in the center play a role of a center channel speaker at the time of three channels in front and play a role of a low sound band emphasizing speaker at the time of two channels in front respectively. CONSTITUTION:A TV receiver 10 is provided with the right and left channel are speakers 3 on both sides of a CRT 1. Then a full band speaker 4 for the center channel is provided on the bottom or top surfaces or on both surfaces of the CRT 1. Furthermore a changeover switch 12 is added to a network circuit in order to vary the high sound range level of the speaker 4. |
