Group Delay Measurement Example - HP 8753E User Manual

8. To make a response error-correction, press:
9. Replace the "calibration" mixer with the device under test. If measuring group delay, set
the delay equal to the "calibration" mixer delay (for example -0.6 ns) by pressing:
10. Scale the data for best vertical resolution.
Cor
Del
Smo
Hld
Ofs
SPAN .lOO 000 000 GHz
-CENTER .300 000 000 GHz
Figure 3-18. Group Delay Measurement Example
The displayed measurement trace shows the device under test delay, relative to the
"calibration" mixer. This measurement is also useful when the device under test has built-in
Making Mixer Measurements