Agilent Technologies 83640B Service Guide

21.
On the
function generator,
increase the
amplitude (FM
input v
oltage) un
til
the
synthesizer
displays
an
UNLOCK
or
O
VERMOD
message.
Decrease
the
FM
Input
V
oltage
just
un
til
the
UNLOCK or
OVERMOD
message turns
o.
22.
Record the
FM input
voltage
in the
Maximum
FM
V
oltage
column
of
T
able
2-30
.
23. Calculate
the
maxim
um
FM
deviation
using
the
form
ula:
Max
FM
Deviation
=
(Actual
FM
Sensitivit
y)[(1.414)(Max
FM
V
oltage)]
24.
Record
the
maxim
um
FM
deviation
in the
appropriate column
of the
test record.
25. Rep
eat steps
13 through
24
for
all
the
syn
thesizer
settings
indicated
in
T
able
2-30
.
Note
Remem
b
er
to
use
the
set
FM
sensitivit
y
as
a
m
ultiplier
when
calculating
the
actual
FM
sensitivit
y
.
T
able
2-30.
FM
Deviation
Frequencies
and
Settings
Syn
thesizer
Settings
Sp
ectrum
Analyzer
Settings
Sideband
Nulled
F
unction
Generator
Settings
Readings
and
Calculations
CW
F
req.
(GHz)
FM
Sens.
(MHz/V)
Cen
ter
F
req.
(GHz)
F
req.
Span
(MHz)
F
req.
FM
Rate
(MHz)
Ampl.
(mV
rms
)
Actual
Null
Volts
(mV
rms
)
Actual
FM
Sens.
(MHz/V)
Max.
FM
Volts
(mV
rms
)
1
1
1 1 1 1 0.1 271
5 1 5 1 1 0.1 271
9 1 9 1.2 5 0.1 621
17 1 17 1.3 6 0.1 706
22
1
1 22 1.3 6 0.1 706
1
1
10 1 5 1 1 271
5 10 5 5 1 1 271
1
1
10 1 1 carrier 3 510
5 10 5 1 carrier 3 510
1 Disregard if b eyond your synthesizer's capability.
Agilent 8360 Performance Tests
Maximum FM Deviation
2-103

Agilent Technologies 83640B Specifications

General

Brand	Agilent Technologies
Model	83640B
Category	Portable Generator
Language	English