| 摘要 |
A method of recording a television sig. having line and field intervals in substantially circular record tracks on a rotatable record disc, was comprised of pulse modulating the video inform. in each line interval of the television sig., generating pilot carrier sig. during at least a portion of each line interval of the television sig., repeatedly scanning successive scan lines across the width of one of the substantially circular record tracks recording pulse modulated video inform. in each of the scan lines to be recorded, and a gen. pilot carrier sig..
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