由机电部第三研究所和江苏省仪征市电子研究所联合研制生产的811D型电视机测量滤波器,经有关专家、工程技术人员组成的鉴定委员会鉴定,三月二十日在江苏省仪征市顺利地通过了省级设计定型。811D型电视机测量滤波器是江苏省科委八九年指导性科技计划项目。该滤波器是电视机生产和检验 The 811D TV measuring filter jointly developed by the Third Research Institute of the Ministry of Electrical and Mechanical Equipment and the Electronic Research Institute of Yizheng City of Jiangsu Province was appraised by an appraisal committee composed of relevant experts and engineering technicians and was appraised on March 20 in Yizheng, Jiangsu Province Successfully passed the provincial design stereotypes. 811D TV measuring filter is the 89 provincial science and Technology Commission of Jiangsu Province, the pilot program of science and technology. The filter is TV production and inspection