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System tour
R&S
®
ZNA67EXT
21
Getting Started 1179.6295.02 ─ 02
See also
"Operation with external test sets"
on page 13 and
6.1.2
IF Reference and IF Meas
The R&S
ZNA hardware option R&S
ZNA-B26 enables direct access to the IF
signal paths of the R&S
ZNA67EXT via rear panel connectors IF
Reference
<i>
and IF
Meas
<i>.
Figure 6-2: Direct IF Access (4-port R&S
ZNA)
For the VNA system R&S
ZNA67EXT, MEAS OUT and REF OUT of an external
test set's converter must be connected to the IF Meas and IF Reference of the
corresponding VNA port. See
6.1.3
Converter LO output
The Converter LO Out 2.92
mm connector of HW option R&S
ZNA-B8 provides
the LO source for the frequency converters. The signal is distributed via the 1:2 or
1:4 splitter shipped with the R&S
ZNA67EXT.
6.1.4
User port
The 25-pin D-Sub connector on the rear panel of the R&S
ZNA is used as an
input and output for control signals (LV-TTL 3.3 V, 5 V tolerant).
Vector network analyzer R&S
ZNA67