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北京8316遥控彩电所用的是TDQ—2A型通用高频头(见图1),此高频头与C型CATV增补高频头无论从外型尺寸,引脚功能及工作原理上区别都很大,特
Beijing 8316 remote color TV using the TDQ-2A-type universal tuner (see Figure 1), the tuner and C-type CATV patch tuner in terms of size, pin function and working principle are very different ,special