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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
24-1
e notion of “phase” is usually associated with periodic or repeating signals. With these signals, the
waveshape perfectly repeats itself every time the period of repetition elapses. For periodic signals one
ca
n
th
ink
of th
e
ph
ase
at a gi
ven
ti
me
as th
e
fr
actional
po
rtion
of th
e
pe
riod
th
at
ha
s
be
en
co
mpleted
.
i
s
is co
mmonly
ex
pressed
in de
grees
or ra
dians,
wi
th
fu
ll
cy
cle
co
mpletion
co
rresponding
to 36
or 2π ra
dians
. u
s,
wh
en
th
e
cy
cle
is ju
st
be
ginning,
th
e
ph
ase
is ze
ro
. Wh
en
th
e
cy
cle
is ha
lf
co
m-
pleted,
th
e
ph
ase
is ha
lf
of 36
0°,
or 18
(s
ee
Fi
gure
24.1). It is im
portant
to no
te
th
at
if ph
ase
is de
ned
as th
e
po
rtion
of a cy
cle ...
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Publisher Resources

ISBN: 9781439848913