| 摘要 |
The device is provided for controlling automatically the color according to the bright of the display in TV, and includes a integrator integrating a image signal and converting them into a DC voltage, a controller outputting a pre-selection voltage to control the color level, a demodulator converting the color signal into a color difference signal, an amplifier amplifying the color difference signal, a matrix part mixing the color difference signals, a CRT displaying the image using the color signal, a color quantity adjusting part controlling the amplifier.
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