
Compensating
for
the
Electrical
Delay
Caused
by
an
Extension
Cable
If
the
Electrical
Delay
of
the
Extension
Cable
is
Unknown
Y
ou
can
determine
the
electrical
delay
of
the
extension
cable
by:
Measuring
the
electrical
delay
of
the
cable
Measuring
the
cable's
reection
in
the
OPEN
or
SHORT
circuit
state
.
Measuring
the
Electrical
Length
of
a
Cable
.
1.
Connect
the
cable
as
shown
in
Figure
8-17.
2.
Dene
the
frequency
range
according
to
the
measurement
conditions
.
3.
Press
4
Meas
5
NNNNNNNNNNN
B/R
(or
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
S
PARAMETERS
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
Trans:
FWD
S21
[B/R]
)
to
select
the
transmission
measurement.
4.
Press
4
F
ormat
5
NNNNNNNNNNNNNNNNN
PHASE
to
select
the
phase
format.
5.
Press
4
Ma
rk
er
5 .
Then
move
the
marker
to
the
sloping
trace
that
crosses
the
center
of
the
display
.
6.
Press
4
Cal
5
NNNNNNNNNNNNNN
MORE
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ELEC
DELAY
MENU
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
MKR ! DELAY
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ELECTRICAL
DELAY
,
then
read
the
electrical
delay
of
the
cable
.
7.
Press
4
0
5
4
21
5
to
clear
the
electrical
delay
oset.
8.
Enter
a
measured
electrical
delay
as
described
in
the
\If
the
Electrical
Delay
of
the
Extension
Cable
is
Known
"
procedure
.
Figure
8-17.
Cable
Measurement
Conguration
(Transmission)
Reection
of
a
Opened
or
Shorted
Cable
.
1.
Connect
the
cable
as
shown
in
Figure
8-18.
2.
Dene
the
frequency
range
according
to
the
measurement
conditions
.
3.
Press
4
Meas
5
NNNNNNNNNNN
A/R
(or
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
S
PARAMETERS
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
Refl:FWD
S11
[A/R]
)
to
select
the
reection
measurement.
4.
Press
4
F
ormat
5
NNNNNNNNNNNNNNNNN
PHASE
to
select
the
phase
format.
8-32
Analyzing
the
Measurement
Results
Summary of Contents for 4395A
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Page 58: ...Power Requirements Figure 2 1 Power Cable Supplied 2 6 Installation Guide ...
Page 69: ...Connecting an Active Probe Figure 2 10 Connecting Test Fixture Installation Guide 2 17 ...
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Page 93: ...Step 2 Setting Up the 4395A Quick Start Guide 3 21 ...
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Page 251: ...Measuring Zero Span Figure 8 28 Marker Time Analyzing the Measurement Results 8 49 ...
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Page 410: ...Markers Figure A 19 Bandwidth Search Example A 34 Basic Measurement Theory ...
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Page 449: ...B Softkey Reference Softkey Reference B 1 ...
Page 462: ...4Bw Avg5 B 14 Softkey Reference ...
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