Agilent Technologies 4395A - Setting Up a 75 Ω Measurement For Spectrum Analyzer Mode

Setting
Up
a
75 
Measurement F
or Spectrum
Analyzer Mode
Setting Up
a75
 Measurement
For
Spectrum Analyzer
Mode
Note
This
operation
requires
the option
1D7 50
to 75
Input Impedance
Conversion.
F
or
detail information
about option
1D7, see
Chapter 12.
1.
Attach
the
11852B
Option 004
50 N(m)/75
N(f)
minimum loss
pad
to
R,
A,
or
B
input.
2.
Press
4
Cal
5
.
3.
Press
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
INPUT Z
.
4.
Press
4
*
5
to
set
the
impedance
of
the
source
(75
).
Then
press
4
Entry
O
5
.
5.
Select
the
input
port:
Attached to
Press
Input
R
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
LVL
CAL
DATA R
Input
A
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
LVL
CAL
DATA
A
Input
B
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
LVL
CAL
DATA
B
6.
Enter
the
insertion
loss
of
the
minimum loss
pad in
dB
and
press
4
2
1
5
.
Note
Perform
this
procedure
each
time
the
4395A
is
preset
because
the
4395A
does
not
retain
this
setting
in
memory
.
Installation Guide 2-19