405-line television system
ANALOGUE TELEVISION BROADCASTING SYSTEM
405-line; 405 line; CCIR system A; 405 lines; 377i; Marconi-emi system; Marconi emi system; Marconi-EMI system; 405-line television
The 405-line monochrome analogue television broadcasting system was the first fully electronic television system to be used in regular broadcasting. The number of television lines influences the image resolution, or quality of the picture.