88 Fiber Optic Communications (a) (b) (c) 2 Figure 2.41 Power and frequency deviations of a chirped Gaussian pulse. =−21 ps /km, C =+3. 2 (a) (b) (c) 2 Figure 2.42 Power and frequency deviations of a chirped Gaussian pulse. =−21 ps /km, C =−3. 2