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Using the Power Deskew Fixture
R&S
®
RT-ZF20
14
User Manual 1800.0040.02 ─ 02
2.4
Deskewing Probes
Deskewing means to align the edges of two waveforms output by two different
probes. Therefore, skew offset is set to one of the used input channels. Use the
following transition depending on the probe with the smallest bandwidth.
Table 2-1: Transition and probe dependencies
Probe
Transition
R&S
RT-ZC10
Any other probe with bandwidth <20 MHz
Faster probe with 20 MHz bandwidth filter
Large loop
Rising edge
R&S
RT-ZC20 or R&S
RT-ZD01
Any other probe with bandwidth <200 MHz
Faster probe with 200 MHz bandwidth filter
Small loop
Rising edge
Other probes
Small loop
Falling edge
Fig. 2-2: Deskewing
Left = no skew offset, time delay between waveforms
Right = skew offset set, aligned waveforms
Deskewing with R&S RTO
1. On the "Vertical" menu, tap "Probe Setup".
2. Tap the "Deskew" button.
3. Tap "Skew offset".
Deskewing Probes