SMPTE RP 86 – Video Record Parameters for 1-in Type C Helical-Scan Television Tape Recording (R1995)
This practice specifies parameters of the recorded information essential to the interchange of 1-in type C helical-scan television tape recordings of the 525/60 monochrome or NTSC color systems. The parameters include video preemphasis characteristics, recorded carrier frequencies, and record-current frequency response.
