Table 1-11: Bessel Thompson Frequency Response And Reference Receiver - Tektronix TDS 500D Technical Reference

Performance Tests
Table 1–11: Bessel Thompson frequency response and reference receiver limits
Standard Frequency (MHz)
OC–12 SONET or STM–4 SDH, Data Rate: 622.08 Mb/s
0.0
93.31
186.6
279.9
373.2
466.7
5.60.0
622.08
653.2
746.5
839.8
933.1
1244.2
OC–3 SONET or STM–1 SDH, Data Rate: 155.52 Mb/s
0.0
23.327
46.65
69.975
93.3
116.88
139.97
155.52
163.3
209.95
209.95
233.27
311.04
1–106
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Lower Limit (dB) Nominal (dB)
–0.3 0.0
–0.41 –0.11
–0.75 –0.45
–1.32 –1.02
–2.16 –1.86
–3.31 –3.00
–5.15 –4.51
–6.58 –5.71
–7.35 –6.37
–9.86 –8.54
–12.59 –10.93
–15.41 –13.41
–24.58 –21.44
–0.3 –0.0
–0.41 –0.11
–0.75 –0.45
–1.32 –1.02
–2.16 –1.86
–3.31 –3.00
–5.15 –4.51
–6.58 –5.71
–7.35 –6.37
–9.86 –8.54
–12.59 –10.93
–15.41 –13.41
–24.58 –21.44
Upper Limit (dB) Measured (delta dB)
0.3
0.19
–0.15
–0.72
–1.56
–2.71
–3.87
–4.84
–5.39
–7.22
–9.27
–11.41
–18.31
0.3
0.19
–0.15
–0.72
–1.56
–2.71
–3.87
–4.84
–5.39
–7.22
–9.27
–11.41
–18.31