MEASURE MODE (continued)
CHROMINANCE NON-LINEARITY
4
A
bsolute Relative
M
easurement Range Mode Mode
Accuracy Accuracy
C
hrominance Amplitude 0 to 100% ±0.4% ±0.2%
C
hrominance Phase 0 to 360 deg ±1 deg ±0.2 deg
C
hrominance to Luminance –50 to +50% ±0.2% ±0.2%
I
ntermodulation
S
MPTE COLOR BARS NOMINAL VALUES
C
olor LUM (mV) Chroma P-P (mV) Phase (degrees)
Y
ellow 494.6 444.2 167.1
C
yan 400.4 630.1 283.4
G
reen 345.9 588.5 240.8
M
agenta 256.7 588.5 60.8
Red 202.2 630.1 103.4
Blue 108.1 444.2 347.1
D
IFFERENTIAL GAIN AND PHASE
A
bsolute Relative
Measurement Range Mode Mode
Accuracy Accuracy
Differential Gain 0 to 100% ±0.3% ±0.03%
Differential Phase 0 to 360 deg ±0.3 deg ±0.03 deg
Chrominance Non-Linearity measurement.
J
COLOR BAR
Absolute Relative
Measurement Range Mode Mode
Accuracy Accuracy
Luminance Level 0 to 100 IRE ±0.5 IRE ±0.2%
(0 to 714.3 mV)
Chrominance Level 0 to 100 IRE ±1.0% of ±0.2%
(excluding gray and black) (0 to 714.3 mV) nominal
Chrominance Phase ±180 deg of ±0.5 deg of ±0.1 deg
nominal nominal
Color Bar measurement.
K
Differential Gain and Phase measurement.
4
4
Accuracies for chrominance non-linearity amplitude and phase measurements assume an average of 256.
Chrominance Amplitude Error (%) Ref = 40 IRE PacketChrominance Amplitude Error (%) Ref = 40 IRE Packet
Chrominance Phase Error (deg) Ref = 40 IRE PacketChrominance Phase Error (deg) Ref = 40 IRE Packet
Chrominance Luminance Intermodulation (% of 714 mV)Chrominance Luminance Intermodulation (% of 714 mV)
20 IRE20 IRE 40 IRE40 IRE 80 IRE80 IRE
-0.06
-0.04
-0.02
0.00
0.02
0.04
-0.06
-0.04
-0.02
0.00
0.02
0.04
-0.04
-0.02
0.00
-0.04
-0.02
0.00
0.00
0.05
0.10
0.00
0.05
0.10
C
hrominance Nonlinearity (NTSC) Wfm -->
C
hrominance Nonlinearity (NTSC) Wfm -->
N
TC-7 Combination
2
56 -> 256
Field = 1 Line = 16 Field = 1 Line = 16
A
verage
A
verage
-0.0 0.0 -0.1
0
.0
0
.0
-
0.0
0.1 0.0 0.0
Luminance Level (IRE)Luminance Level (IRE)
Chrominance Level (IRE)Chrominance Level (IRE)
Chrominance Phase (deg)Chrominance Phase (deg)
Gray Gray Yellow Yellow Cyan Cyan Green Green MagentaMagenta Red Red Blue Blue Black Black
0.0
50.0
100.0
0.0
50.0
100.0
0.0
50.0
100.0
0.0
50.0
100.0
0.0
100.0
200.0
300.0
400.0
0.0
100.0
200.0
300.0
400.0
ColorBar (NTSC) Wfm --> ColorBar (NTSC) Wfm --> FCC Color Bar
32 -> 32
Field = 2 Line = 20 Field = 2 Line = 20
Average Average
94.0 68.0 55.8 48.7 37.0 29.5 16.9 9.3
0.4 49.9 73.6 68.6 70.1 77.3 53.9 0.5
------- 168.3 283.6 241.1 60.0 103.5 346.1 -------
Differential Gain (%)Differential Gain (%)
Differential Phase (deg)Differential Phase (deg)
1st. 1st. 2nd. 2nd. 3rd. 3rd. 4th. 4th. 5th.5th. 6th. 6th.
-15.0
-10.0
-5.0
0.0
5.0
-15.0
-10.0
-5.0
0.0
5.0
-0.4
-0.2
-0.0
0.2
0.4
-0.4
-0.2
-0.0
0.2
0.4
DG DP (NTSC) Wfm --> DG DP (NTSC) Wfm --> FCC Composite
3
2 -> 32
Field = 1 Line = 16 Field = 1 Line = 16
A
verage
A
verage
0.00 -0.61 -2.40 -5.40 -8.14 -12.18
min =-12.18 max = 0.00 p-p/max = 12.18
0.00 0.29 -0.11 -0.21 0.23 0.21
min = -0.21 max = 0.29 pk-pk = 0.50
5
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