Source Match (Esf And Esr); Description - HP 8753E Service Manual

Source Match (ESF and ESR)

Description

Source match is a measure of test port connector match, as well as the match
between all components from the source to the test port. These are the forward
and reverse uncorrected source match terms of the driven port.
short calibration kit device
n
bridge
n
test port connectors
n
bias tees
n
transfer switch
n
test port cables
n
Measurements
Affected
Reflection and transmission measurements of highly reflective devices are most
affected by source match errors.
Figure 11-3. Typical ESF/ESB without and with Cables
1 1 - 1 2 ErrorTerms