Agilent Technologies 83650B Service Guide

14.
AM Accuracy
(8360
B-Series
Only)
Description
and
Procedure
This
pro
cedure
consists
of
three
adjustmen
ts.
Calibration
constan
t
#277,
AM
Oset,
is
adjusted
for
no
c
hange
in RF
output p
ow
er when
AM
is
enabled
but
no
v
oltage
is
applied.
EXP AM
CAL is
adjusted
for
a
0
10
dB
c
hange
in
p
o
w
er
when
0
1.00
V
is applied
and AM
10
dB/V
is
selected.
LIN
AM
CAL
is
adjusted
so
that
a
0 0.80
VAM
input (100%/V
AM
selected)
causes
the
RF output
to decrease
to 4.00%
of its
initial
v
alue.
1. T
urn
on
the
instrumen
ts
sho
wn
in
Figure
3-28
and
let
them
w
arm
up
for
at
least
one
hour.
2.
Zero
and
calibrate the
po
wer
meter/sensor.
3.
Connect
the
equipmen
t
as
sho
wn
in
Figure
3-28
.
Figure 3-28. AM Accuracy Adjustment Setup
Equipment
Digital V
oltmeter HP/Agielnt
3456A
Function Generator HP/Agilent 3325A
Power Meter HP/Agilent 436A/7A/8A
Power Sensor HP/Agilent 8485A (83620B/22B/24B,
83623B/L, and 83630B /L)
Power Sensor HP/Agilent 8487A (83640B/L and 83650B/L)
Agilent 8360 Adjustments
AM Accuracy
3-75

Agilent Technologies 83650B Specifications

General

Brand	Agilent Technologies
Model	83650B
Category	Portable Generator
Language	English