Memory Depth; Figure 7.3 Memory Depth - Rigol DHO900 Series User Manual

Acquisition System
• Waveform Leakage: If the sample rate is too low, the waveform reconstructed
from the sample data does not represent the original signal correctly.
7.4

Memory Depth

Memory depth refers to the number of points that the oscilloscope can store in a
single trigger acquisition. It reflects the storage capability of the acquisition memory.
DHO900 series oscilloscope provides up to 50 Mpts memory depth (standard).
The following formula shows the relations among memory depth, sample rate, and
horizontal time base:
DHO900 User Guide
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Trigger Point
Pre-Sample
Memory Depth

Figure 7.3 Memory Depth

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T
Delayed Sample