Guide to Spectrum and Signal Analysis

Guide to Spectrum and Signal Analysis
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Guide to Spectrum and Signal Analysis

  • www.anritsu.com | 21As an example, consider a case in which the carrier frequency Fc = 1000 MHz, and the modulation frequency fm = 1 kHz.Figure 23 shows the result of observation using an oscilloscope. From the envelope, %M = 50% (m = 0.5).Figure 24 shows the same signal displayed on the linear scale (voltage) of a spectrum analyzer. From equation 5.Figure 23Figure 24%M = %M = 50% x 100 1.76 mV + 1.76 mV6.97 mV