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Video signals have a wide range of data rates and frequencies.

Analog standard definition signals such as PAL and NTSC are int he region of 5 - 6MHz for composite signals. Component signals for standard definition can be somewhat higher at 12 - 15MHz.

Digital signals are measured in bits per second rather than a frequency. Standard definition digital signals in a studio can be 270 Mbits (million bits per second) or 360 Mbits for some signals. HD signals run at 1.483 gigabits per second, about five times faster than SD signals. 1080p signals use 2.966 Gbits, twice the data rate compared to 1080i or 720p.

Domestic HDMI cables carry similar data at similar rates although the data is split across several separate signals. Broadcast standards use a single co-ax to carry all data.

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