论文部分内容阅读
问题的提出我台使用的DSJL-1型激励器是作为1kW双通道彩色电视发射机的激励部分(北京广播器材厂产品)。该发射机原来作单通道差转使用,故激励器中频以前部分长期不用。在改差转方式为调制方式工作后修复激励器的过程中发现,用XT-16型电视测
Question raised DSJL-1 type I used in Taiwan as a 1kW dual channel color TV transmitter incentive part (Beijing Broadcasting Equipment Factory products). The transmitter was originally used as a single-channel differential switch, so the exciter IF before the long-term do not have. In the change to change the way to work for the modulation mode to repair the excitement found in the process, with the XT-16 TV measured