Tektronix 1740A/1750A - Figure 4-6. NTSC Dual-Dot SC;H Display; Figure 4-7. NTSC Single-Dot SC;H Display

Basic Measurements
1740A/1750A Series Waveform/Vector Monitor User Manual
4-11
VECTOR PHASE
Burst Vector
Sync Dot
0° Axis
Sync Dot
Relative angle indicates
degreeofSC/Hphase.
Figure 4-6. NTSC dual-dot SC/H display.
VECTOR PHASE
0° Axis
Burst Vector
Sync Dot
Figure 4-7. NTSC single-dot SC/H display.