Transmission Characteristics of Optical Fiber » Exercise - 1 9. Which of the following is used as an optical receiver in fiber optics communications ? (a) APD (b) Tunnel diode (c) Laser diode (d) LED
Transmission Characteristics of Optical Fiber » Exercise - 1 8. Which of the cable length has the highest attenuation ? (a) 1 km (b) 2 km (c) 95 ft (d) 5500 ft
Transmission Characteristics of Optical Fiber » Exercise - 1 10. Cable attenuation is usually expressed in terms of : (a) loss/foot (b) dB/km (c) intensity/mile (d) voltage drop/inch