Standards Comparisons - Cisco UBR7225VXR Hardware Installation Manual

Standards Comparisons

Standards Comparisons
The following tables
BT.470.6, Conventional Television Systems (1998) and provide a comparison of the different standards.
Table E-1 Analog Television System Baseband Video Parameters
M
Lines per frame
525
Field rate (Hz) Monochrome: 60
Color: 59.94
Horizontal rate (Hz) Monochrome: 15,750
Color: 15,734.264
Video bandwidth (Mhz) 4.2
Table E-2 Analog Television Chrominance Sub Carrier Frequencies
Chrominance sub carrier
frequency (Hz)
1. This value applies to the combination N/PAL used in Argentina.
Table E-3 Analog Television System RF Parameters
Channel bandwidth at RF (MHz)
Frequency separation between
visual and aural carrier (MHz)
Cisco uBR7225VXR Universal Broadband Router Hardware Installation Guide
E-2
(Table E-1,
N
625
50
15,625
4.2
M/NTSC M/PAL
3,579,545 3,575611.49
± 10 ± 10
M N
6 6
4.5 4.5
Table E-2, and Table E-3) include data from Recommendation ITU-R
B, B1, D1, G H
625 625
50 50
15,625 15,625
5 5
B, B1, D, D1, G, H,
K, N/PAL I/PAL
4,433,618.75 4,433,618.75
± 5 ± 1
B, B1, G H I
B=7 8 8
B1, G=8
5.5 5.5 5.9996
Appendix E Frequency Allocation Tables
I D, K K1
625 625 625
50 50 50
15,625 15,625 15,625
5.5 6 6
B, D, G, H, K, K1,
1
N/PAL L/SECAM
3,582,056.25 f
OR
± 5 ± 2,000
f
OB
± 2,000
D, D1, K K1
8 8
6.5 6.5
L
625
50
15,625
6
=4,406,250
=4,250,000
L
8
6.5
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