GW Instek GSP-930 User Manual - Manual (Page 153)

ADVANCED OPERATION
151
Example
3 rd Order Upper
Base Lower
3 rd Order Lower
Limit
Base Upper
Δf
Operation: 1. Press
Meas
> TOI[F6]>TOI[F1] and turn TOI
on.
 Any other measurement mode will automatically be
disabled.
2. The display splits into two screens. The top
shows the trace with markers in the upper and
lower base frequencies and the upper and
lower 3
rd order intermodulation products. The
bottom screen shows the TOI measurements
and pass/fail results.
TOI measurement and results
3 rd Order
lower
marker
Lower and
upper base
3 rd Order
upper
marker