Tektronix MTM400 - Manual (Page 102)

Stream View
3-54 MTM400 MPEG Transport Stream Monitor User Manual
PCR Drift Rate (PCR_DR)
This Drift Rate graph shows the rate of change of PCR Frequency Offset, which is
often very small. It is calculated using PCR Frequency Offset measurements.
Figure 3-19: Stream view - PCR graph - PCR drift rate
The Maximum PCR Drift Rate can be adjusted for all PIDs as follows:
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Tests screen Î PCR Tests section Î PCR Drift Rate (PCR_DR)
parameter (right-click) Î Max PCR frequency drift rate.
For individual PIDs:
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PIDs screen Î Test: select PCR Drift Rate Î individual PID parameter
(right-click) Î Max PCR frequency drift rate.
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Right-click on the graph and set the limit for each PID.