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Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
book

Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition

by John G. Webster, Halit Eren
February 2014
Intermediate to advanced content levelIntermediate to advanced
1921 pages
82h 13m
English
CRC Press
Content preview from Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
18-11Meter Voltage Measurement
18.5 Electronic Voltmeters
Electronic meters process the input signal by means of semiconductor devices in order to extract the
in
formation
re
lated
to th
e
re
quired
me
asurement
[3
,4]
. An el
ectronic
me
ter
ca
n
be ba
sically
re
presented
as a t
hree-port
e
lement,
a
s
s
hown
i
n
F
igure
1
8
.8.
e in
put
sig
nal
po
rt
is an in
put
po
rt
ch
aracterized
by hi
gh
im
pedance,
so th
at
th
e
sig
nal
so
urce
ha
s
ve
ry
li
ttle
lo
ad
. e me
asurement
re
sult
po
rt
is an ou
tput
po
rt
th
at
pr
ovides
th
e
me
asurement
re
sult
(i
n
ei
ther
an an
alog
or di
gital
fo
rm,
de
pending
on th
e
wa
y
th
e
in
put
sig
nal
is pr
ocessed)
al
ong
wi
th
th
e
po
wer
ne
eded
to en
ergize
th
e
de ...
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Publisher Resources

ISBN: 9781439848913