RP-125
A SMPTE parallel component digital video recommended practice. Now SMPTE 125M.
See: SMPTE 125M.
SMPTE 125 (formerly RP-125)
The SMPTE standard for a bit parallel digital interface for 55-line interlace component video signals. SMPTE 125M defines the parameters required to generate and distribute component video signals on a parallel interface.