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Table 1 Numerical values of  [dB],  [dB],  [dB]. Square root RC filter versus square root Nyquist -filter. The oversampling factor is fixed and the group delay parameter and roll-off parameter of the filters vary.

From: Nyquist Filters with Alternative Balance between Time- and Frequency-Domain Parameters

Square Root RC Filter/Square Root Nyquist -Filter;
0.2 0.25 0.3 0.35 0.4 0.45 0.5
  0.027 0.034 0.040 0.047 0.054 0.061 0.068
  0.227 0.284 0.340 0.397 0.454 0.511 0.568
5 [dB] 0.1 5.9 10.9 8.8 8.0 8.6 8.4
  [dB] −4.2 5.9 6.7 0.6 7.8 5.2 2.6
  [dB] −0.7 −0.9 −1.2 −1.5 −1.9 −2.3 −2.7
6 [dB] 4.2 10.8 8.5 8.2 8.6 7.5 6.8
  [dB] 3.9 6.8 4.6 6.6 4.3 5.9 11.3
  [dB] −0.7 −0.9 −1.2 −1.5 −1.9 −2.3 −2.7
7 [dB] 9.9 8.9 8.3 8.4 7.2 6.8 5.8
  [dB] 10.4 2.0 6.7 3.8 11.4 10.4 6.6
  [dB] −0.7 −0.9 −1.2 −1.5 −1.9 −2.3 −2.8
8 [dB] 10.2 8.0 8.6 7.2 6.8 5.2 4.5
  [dB] 5.0 7.6 4.3 10.9 10.6 7.1 8.2
  [dB] −0.7 −0.9 −1.2 −1.5 −1.9 −2.3 −2.8