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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
96-6 Displays and Recorders
resistivity ρ, and low magnetostriction coecient λ. Some of the properties for the commonly used core
ma
terials
a
re
l
isted
i
n
T
able
9
6
.2.
e evo
lution
of th
e
mag
netic
he
ad
fo
llows
th
e
se
lection
of co
re
ma
terials,
as sh
own
in Fi
gure
96.4. Ea
rly
he
ads
us
ed
la
minated
mo
lybdenum
Pe
rmalloy
(N
i–Fe–Mo,
79
–17–4
wt
%)
. e
se
he
ads
ar
e
in
expensive
to
ma
ke,
an
d
ha
ve
lo
w
H
c
and high μ and B
s
. e primary drawbacks are frequency limitation, gap dimen-
sion
in
accuracy,
an
d
me
chanical
so
ness
. Fr
equency
li
mitation
is ca
used
by th
e
di
culty
of ma
king
th
e
Ferrite core
(b)
Bonding
Coil
Gap High B
s
films
(a)
Laminations
Coil
Gap
Leads
MRF
θ
M
J
t
Core ...
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Publisher Resources

ISBN: 9781439848913