Tektronix TDS500C Instrukcja Użytkownika Pobierz pdf (Strona 112)

Performance Tests

1–96

TDS 500C, TDS 600B & TDS 700C Performance Verification and Specifications

Table 1–10: Bessel Thompson frequency response and reference receiver limits

Standard Frequency (MHz) Lower Limit (dB) Nominal (dB) Upper Limit (dB) Measured (delta dB)

OC–12 SONET or STM–4 SDH, Data Rate: 622.08 Mb/s

0.0 –0.3 0.0 0.3

93.31 –0.41 –0.11 0.19

186.6 –0.75 –0.45 –0.15

279.9 –1.32 –1.02 –0.72

373.2 –2.16 –1.86 –1.56

466.7 –3.31 –3.00 –2.71

5.60.0 –5.15 –4.51 –3.87

622.08 –6.58 –5.71 –4.84

653.2 –7.35 –6.37 –5.39

746.5 –9.86 –8.54 –7.22

839.8 –12.59 –10.93 –9.27

933.1 –15.41 –13.41 –11.41

1244.2 –24.58 –21.44 –18.31

OC–3 SONET or STM–1 SDH, Data Rate: 155.52 Mb/s

0.0 –0.3 –0.0 0.3

23.327 –0.41 –0.11 0.19

46.65 –0.75 –0.45 –0.15

69.975 –1.32 –1.02 –0.72

93.3 –2.16 –1.86 –1.56

116.88 –3.31 –3.00 –2.71

139.97 –5.15 –4.51 –3.87

155.52 –6.58 –5.71 –4.84

163.3 –7.35 –6.37 –5.39

209.95 –9.86 –8.54 –7.22

209.95 –12.59 –10.93 –9.27

233.27 –15.41 –13.41 –11.41

311.04 –24.58 –21.44 –18.31

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