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User’s Manual db_down First 3dB crossing after peak = x2 Last 3dB crossing before peak = x1 Bandwidth Function return x2-x1 as shown in the above diagram. Note that data is assumed to be raw simulation data and may be complex. It must not be in dBs. Implemented by built-in script uf_bandwidth. See install CD for source. CentreFreq, CenterFreq CentreFreq(data, db_down) See diagram in “BPBW, Bandwidth” above. Function returns (x1+x2)/2 Both British and North American spellings of centre (center) are accepted. Implemented by built-in script uf_centre_freq. See install CD for source. Duty Duty(data, [threshold]) 270
