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Optical Fiber Communications 4th Edition by Gerd Keiser
Edition 4ISBN: 978-0073380711Optical Fiber Communications 4th Edition by Gerd Keiser
Edition 4ISBN: 978-0073380711 Exercise 1
Assume the gain profile of an optical amplifier is 
where 0 is the peak-gain wavelength and is the spectral width of the amplifier gain. If = 25 nm, find the FWHM (the 3-dB gain) of the amplifier gain if the peak gain at 0 is 30 dB.
where 0 is the peak-gain wavelength and is the spectral width of the amplifier gain. If = 25 nm, find the FWHM (the 3-dB gain) of the amplifier gain if the peak gain at 0 is 30 dB.
Explanation
Verified
Verified
Since 
we have The FWHM is given by 2( ...
Optical Fiber Communications 4th Edition by Gerd Keiser
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