Agilent Technologies 83640B

3.
Frequency Switching
Time
Description
and Procedure
The syn
thesizer's Z-AXIS
BLANK/MARKER output
go es
active
high
when
a
c
hange
in
frequency
is
initiated,
and
returns
lo
w
when
the
syn
thesizer
settles
at
the
new
frequency
.
Using
an
oscilloscop
e
to
monitor
this
output, the
frequency switc
hing time
is measured
in
CW, step
sweep,
and frequency
list
mo
des.
1.
Connect
the
equipmen
t
as
sho
wn
in
Figure
2-4
.
Preset
b
oth instrumen
ts and
let them
w
arm
up
for
at
least one
hour.
Figure
2-4.
Frequency
Switching
Time
T
est Setup
Equipment
Digitizing
Oscilloscop
e
HP/Agilen
t
54111D
Oscilloscop
e
Prob
es
HP/Agilen
t
10431A
2-18 Performance Tests
Frequency Switching Time
Agilent 8360