Understanding Oscilloscopes - Bandwidth

This video provides a technical introduction to oscilloscope bandwidth, including how bandwidth is specified, why bandwidth is important, and how to determine the bandwidth required for a given measurement application.

Learn more about Rohde & Schwarz Oscilloscopes: http://rsna.us/6052bjHwr

Timeline:
00:00 Introduction
00:18 About amplitude accuracy
01:13 Defining “bandwidth”
01:57 Consequences of insufficient bandwidth
02:35 Example: bandwidth and waveform shape
03:05 Example: bandwidth and rise time measurements
03:52 Selecting bandwidth for “analog” signals
04:55 Selecting bandwidth for “digital” signals
06:18 Bandwidth and frequency response
07:14 Gaussian frequency response
07:52 Flat (brick wall) frequency response
08:51 Passband flatness
09:34 Using rise time to determine required bandwidth
10:20 Calculating bandwidth from rise time
10:57 Using FFT to determine required bandwidth
12:02 System bandwidth
12:47 About probe bandwidth
13:34 Intentionally reducing bandwidth
14:26 Summary