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Electronic Communication Systems 2nd Edition by Roy Blake
Edition 2ISBN: 978-0766826847Electronic Communication Systems 2nd Edition by Roy Blake
Edition 2ISBN: 978-0766826847 Exercise 29
The frequency response of an amplifier can be measured by applying white noise to the input and observing the output on a spectrum analyzer. When this was done for a certain amplifier, the display shown in Figure 1.27 was obtained. Find the upper and lower cutoff frequencies (at 3 dB down) and the bandwidth of the amplifier.
Figure 1.27
Reference level -4 dBm
Vertical: 1 dB/division
Center frequency 210 MHz
Span: 10 MHz/division
Figure 1.27
Reference level -4 dBm
Vertical: 1 dB/division
Center frequency 210 MHz
Span: 10 MHz/division
Explanation
Verified
Verified
The output of the signal at 3 dB down fr...
Electronic Communication Systems 2nd Edition by Roy Blake
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