7. A fiber-optic cable has a bandwidth of 800 MHz-km. What is the bandwidth of a 1000 -ft segment of a cable?

Question

7. A fiber-optic cable has a bandwidth of 800 MHz-km. What is the bandwidth of a 1000 -ft segment of a cable?

Answer 1

1 mi= 1 km =0.62

5280 ft

1 km =0.62 x 5280=3274 ft

1000 ft =1000/ 3274 =0.305 km

800 mhz km= 800 mhz (1km)=800/0.305=2622.95 mhz