NT-MDT Solver Next - Page 97

8.
9.
7
T
o
1.
2.
3.
4.
5.
Adjust t
h
generato
r
or with a
d
The gen
e
adjusted
o
The gain
To set th
the
A
m
p
( Lockin
G
value ( M
a
To adjus
t
panel (se
the phas
e
paramete
r
7
.2.1.3.
o
approach
Press th
e
extensio
n
the Scan
n
Open th
e
Operatio
n
Define t
h
recomm
e
SetPoint
=
Define t
h
Start the
A
pproac
h
h
e desired l
e
r
voltage (
A
d
justing th
e
e
rator outpu
t
o
nly manu
a
can be adj
u
e desired l
e
p
litude
A
d
j
u
s
G
ain param
e
ag
nitude S
e
t
the phase
e Fig. 7-45
)
e
shift of t
h
r
).
Approa
c
the sample
e
n
of the Z
s
n
er extensi
o
e
A
pproac
h
n
s panel.
h
e SetPoin
t
e
ndation is
=
Mag /2).
h
e initial fe
e
approach
p
h
window (
s
e
vel of the
A
mplitude
p
e
gain of th
e
t
defines a
m
a
lly in the
A
u
sted either
e
vel of the
M
s
t panel .
T
e
te
r
) to the
e
t paramete
r
shift auto
m
)
. This wil
l
h
e cantileve
c
hing th
e
to the pro
b
button i
n
s
canner to
i
o
n indicato
r
Fig. 7-4
h
window
t
parameter
to take
i
e
dback gain
p
rocedure
w
s
ee Fig. 7-
4
Mag signa
l
p
arameter i
n
e
lock-in a
m
m
plitude of
A
mplitude i
n
manually
o
M
a
g
signal
T
his will
level at w
h
r
).
m
atically, cl
i
l
adjust the
r oscillatio
n
e
Sampl
e
b
e, perform
t
n
the top
b
i
ts maximu
m
(see Fig. 7
-
8. Scanner
e
by clickin
in the inp
i
ts initial
in the Gai
n
w
ith the
4
9).
C
l
. This can
n
the Mod
s
m
plifier ( Lo
c
the generat
o
n
put fiel
d
.
o
r automati
c
automatic
a
adjust the
h
ich the M
a
i
ck the
phase of t
h
n
achieves
t
e
to the
P
t
he followi
n
b
a
r
to clos
e
m
. Progres
s
-
48)
b
y de
g
e
xtension in
d
g the
u
t field of
value equ
a
n
input fiel
d
bu
C
hapter 7. P
e
be done ei
t
s
ubgroup o
f
c
kin Gain p
a
o
r oscillati
o
c
ally.
a
lly, click t
h
gain of
t
ag
signal a
c
b
utt
o
h
e generato
r
t
he presele
c
P
robe
n
g steps:
e
the feed
b
s
of the ex
t
g
ree of the c
d
icator
the Main
P
a
l half of
d
to be in th
e
u
tton in th
e
e
rforming M
e
t
her with a
d
f
the Hard
w
a
ramete
r
).
o
n. This vo
l
h
e
t
he loc
k
-i
n
c
hieves the
o
n in the P
h
r
to the le
v
c
ted value
(
b
ack loop.
t
ension is
d
olored filli
n
button i
n
P
arameters
the
Mag
e
range of
–
e
Control
p
e
asurement
s
8
9
d
justing th
e
w
are group
)
l
tage can b
e
b
utton i
n
n
amplifie
r
preselecte
d
h
ase
A
d
j
us
t
v
el at whic
h
(
Phase Se
t
This start
s
d
isplayed i
n
n
g.
n
the Mai
n
panel. Ou
r
level (i.e.
–
2 ÷ –6.
p
anel of th
e
s
9
e
)
e
n
r
d
t
h
t
s
n
n
r
e