18
N5245-90002 User’s and Service Guide
N5244/45AS Option H85
Operation
In this configuration the DUT supplies the power. The measure receiver attenuator for B IN may
have sufficient range to compensate for the users desired power level. Port 2 has a high power
isolator located between the SOURCE OUT and CPLR THRU. This isolator is required to protect
the components inside the PNA-X. The isolator can be replaced by a high power attenuator or
circulator. Reference Channel R1 can be set to internal. Refer to
and
.
Figure 18
2-Port Forward DUT Configuration
Isolator
In
Out
Fix Attenuator
DUT
High Power Forward
DUT Configuration
SOURCE OUT
CPLR THRU
CPLR ARM
RCVR B IN