Use the results of Problem P7-4 to infer that the bandwidth of a coaxial cable decreases with the increase in distance.

Problem P7-4

Using Figure 7.9, tabulate the attenuation (in dB) of a 2.6/9.5 mm coaxial cable for the indicated frequencies and distances.

Figure 7.9 Coaxial cable performance 0.7/2.9 mm 35 30 25 1.2/4.4 mm 20 2.6/9.5 mm 15 10 - 5 0.01 0.1 1.0 10 100 f (MHz) A ttenua tion (dB/km) in