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Performance Verification
5–10
VITS100 NTSC VITS Inserter Instruction Manual
5. Select the NTC7 Composite test signal from the television test signal
generator.
6. Select Relative to Ref Bar & Line Time on the video measurement set.
7. Check that the bar amplitude is 100 IRE "1% (1RE).
8. Check that the bar tilt is v 0.5%.
9. Move the 75 W coaxial cable from the VITS inserter MONITOR OUT to the
PROGRAM OUT.
10. Check that the bar amplitude is 100 IRE "1% (1RE).
11. Check that the bar tilt is v 0.5%.
12. On the video measurement set, select line 18 (any field).
13. Check that the bar tilt is v 0.5%.
14. Check that the bar amplitude is 100 IRE "1% (1RE).
Requirements:
Chrominance-to-luminance gain v"0.5%
Chrominance-to-luminance delay v 0.5 ns
1. Select Relative to Ref C–L Gain + Delay on the video measurement set.
2. Return the video measurement set to full field measurement.
3. Check that the chroma gain is 100.0 " 0.5%.
4. Check that the chroma delay is 0.0 v 5 ns.
5. Select line 18, any field, on the video measurement set.
6. Check that the chroma gain is 100.0 " 0.5%.
7. Check that the chroma delay is 0.0 v 5 ns.
8. Move the coaxial cable at the VITS inserter from PROGRAM OUT to
MONITOR OUT.
9. Return the video measurement set to full field measurement.
10. Check that the chroma gain is 100.0 " 0.5%.
11. Check that the chroma delay is 0.0 v 5 ns.
Chrominance to
Luminance
Gain and Delay