Tektronix 1740A/1750A - Manual (Page 94)

Basic Measurements
1740A/1750A Series Waveform/Vector Monitor User Manual
4-13
VECTOR PHASE
FLAT
LUM
CHROM
DIFF
R--Y
SCH R--Y
F+L
F+L+C
Burst
Horizontal Sync
Figure 4-9. Two-Line SC/H R ---Y display (NTSC), with proper SC/H phase.
VECTOR PHASE
FLAT
LUM
CHROM
DIFF
R--Y
SCH R--Y
F+L
F+L+C
Figure 4-10. Two-Field SC/H R ---Y display (NTSC), showing proper SC/H phase.