Technical data

Host Signal Quality Testing 3

DSOX4USBSQ USB 2.0 Signal Quality Analysis Application Electrical Testing Notes 49

Root Hub

Full Speed

Test Device

SQiDD

Host Under Test

Probe D+ and D- in

Host Under Test Path

(Self-powered) Hub 1

(Self-powered) Hub 2

(Self-powered) Hub 3

(Self-powered) Hub 4

(Self-powered) Hub 5

5m Cable

D+ D-

Hi-Speed Hub

Full Speed Hub