User manual

Appendix A: Performance Specification
WFM 90 & WFM 91 User Manual
A–7
A-5.
Vector mode (Continued)
CATEGORY
DESCRIPTION
Subcarrier Regenerator
Phase Shift with Subcarrier
Frequency Change
REQ: NTSC: "2° from F
SC
to (F
SC
+ 50 Hz), or
F
SC
to (F
SC
– 50 Hz).
PAL: "2° from F
SC
to (F
SC
+ 10 Hz), or
F
SC
to (F
SC
– 10 Hz).
Subcarrier Regenerator
Phase Shift with Burst Ampli-
tude Change
REQ: "2° from nominal burst amplitude to
"6 dB.
REF: Internal or External burst reference.
Subcarrier Regenerator
Phase Shift with Variable
Gain Control
REQ: "1° as gain is varied from +3 dB to –6 dB.
Subcarrier Regenerator
Phase Control Range
REF: 360° continuous rotation.
Subcarrier Regenerator
Burst Jitter
REF: 0.5° RMS or less.
REF: With 140 IRE (1 V) composite video
input. INT or EXT referenced.