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    • 62. 发明授权
    • Equalizer apparatus
    • 均衡器装置
    • US4464781A
    • 1984-08-07
    • US281712
    • 1981-07-09
    • Akio KanekoHitoshi Kajiwara
    • Akio KanekoHitoshi Kajiwara
    • H03G1/00H03G5/02H04S1/00H04S7/00H03H5/00
    • H04S1/007H03G5/025H04S7/40H04R2499/13
    • An equalizer apparatus for audio equipment capable of selecting between a 2-speaker system and a 4-speaker system, including a display device indicating proper operation of the control knobs of the equalizer. The display device includes a first illuminable element of a first color for indicating operation of one channel of stereophonic sound reproduction, a second illuminable element of a second color for indicating operation of the other channel of stereophonically reproduced sound, and color coded means corresponding to said first and second colors for indicating which of the control knobs produce data signals for the first channel and which of the control knobs produce data signals for the second channel. Further, the color coded means may indicate which of the control knobs produce data signals for each of the divided frequencies of the respective channels during operation of the audio equipment in the manner simulating quadriphonic sound.
    • 一种能够在2扬声器系统和4扬声器系统之间进行选择的音频设备的均衡器装置,包括指示均衡器的控制旋钮的适当操作的显示装置。 显示装置包括:第一颜色的第一可照明元件,用于指示一个立体声再现声道的操作;第二颜色的第二可照明元件,用于指示立体声再生声音的另一声道的操作;以及对应于所述 第一和第二颜色,用于指示哪个控制旋钮产生用于第一通道的数据信号,以及哪个控制旋钮产生用于第二通道的数据信号。 此外,颜色编码装置可以指示在以模拟四弦声音的方式在音频设备的操作期间,哪个控制旋钮产生用于各个频道的每个分频的数据信号。