Ntsc video performance figures, Teletext extraction – TANDBERG E5714 User Manual
Page 241
Technical Specification
Instruction Manual: evolution 5000 E57xx DSNG and DENG Voyager Encoder
Page B-5
ST.TM.E10076.3
Pattern
Item
Specification
VITS Line 17
Pulse/bar K-rating
± 0.5% KF
VITS line 17
P-B ratio
99% - 101%
VITS Line 17
Chrom/lum delay
±20 ns
VITS Line 17
Chrom/lum gain
95 – 105%
100% Luma Ramp
Luma noise weighted
Filters: tilt null, unified weighting, 5 MHz
LPF, Fsc trap, 100 kHz HP
£ -60 dB
5-step staircase - modulated
Differential gain
± 1.5%
5-step staircase - modulated
Differential phase
± 1°
5-step staircase - no
modulation
Luma non-linearity
£ 5%
Flat field Red 75%
Chroma noise AM
Chroma noise PM
Filters: HPF - 10 kHz, LPF 500 kHz
Reference – fixed; single line, Field 1
£ -58 dB
£ -58 dB
Multiburst VITS line 18
Frequency response
0.5 MHz
±0.2 dB
1.0 MHz
±0.2 dB
2.0 MHz
±0.2 dB
4.0 MHz
±0.2 dB
4.8 MHz
±0.5 dB
5.8 MHz - 0 to –2.5 dB
NTSC Video Performance Figures
Table B.6: NTSC System Video Performance Figures
Pattern
Item
Specification
Input return loss
30 dB
NTC-7 Composite
Jitter
± 5 ns
NTC-7 Composite
Bar amplitude ref (bp)
100
±1.5 IRE
NTC-7 Composite
2T pulse K-rating
±1% KF
NTC-7 Composite
Chrom/lum delay
± 20 ns
NTC-7 Composite
Chrom/lum gain
90 - 110%
100% Luma Ramp
Luma noise weighted
Filters: tilt null, unified weighting, 5 MHz
LPF,
Fsc trap, 100 kHz HP
£ -60 dB
5-step staircase - modulated
Differential gain
±1.5%
5-step staircase - modulated
Differential phase
±1°
Teletext Extraction
Teletext is extracted from the Vertical Blanking Interval (VBI).