Tektronix 7603 Operator's Manual page 12

O
p
e
r
ating Instr
u
ctions-7603/117603 O
p
e
r
ato
r
s
Si
n
gle-T
r
ace Display
D
u
al-Trace Display
T
he following procedu re will
p
rovide α display of α T
he followi ng pr oced ur e will p r ovide α
d
isp lay of two
si ngle-trace vertical unit agai nst one time-base
u
nit. For
si ngle-trace vertical un its agai n st o n e time-base unit .
si mp licity of ex p la nation, th e vertical u n it is installe d
i
n
t
he
left vertical co mpartment. The right vertical compartme nt
can
b
e used if the pr ocedu re is change
d
accordin gly .
5. Co nn ect the signal to the input co nnecto r of the
vertical u nit .
6 . Set the vertical un it for AC input co up li ng and
cali brated deflectio n factors.
7 . Set the time-base unit for auto mo de, intern al
trigge r ing at α cali b rate d sweep rate of one millisecond/
d
ivisio n .
8. A
d
vance the I NT EN SITY co ntrol un til α
d
isplay is
visi b le . (If no display is visible with
I
NTEN SITY at about
midrange, press and hol d
t
he BEAM F I N DER switch
a
nd
a dj ust the vertical
d
eflectio n factor un til the
d
isplay is
reduced in size vertically ; then center
t
he co mpressed
d isplay with vertical and
h
orizontal
p
ositio n co ntrols;
r
elease th e BEAM F I N D ER .) Adj ust the FOC US control for
α well-defined d is play . Adjust
R
eadout I NTEN SITY for the
desi red viewing level.
9. Set the vertical
d
eflectio n factor and vertical position
control for α display wh ich rem ai ns withi n
t
h e graticu le
area vertically .
10 . If necessary, set the time-base triggeri ng co ntrols fo r
α stable
d
isp lay .
11 . Adjust the ti me-base
p
osition control so the
d
isplay
b
egins at the left edge of the gratic u le . Set the time-base
swee p rate to
d
is play the
d
esired
n
umber of cycles .
1 . I nstall 7A-series ve rtical un its in
b
ot h vertical plug-i n
compartments .
1 . I nstall α 7A-series vertical un it in
t
h e left vertical
compartment.
2 . Pr ess the LEFT button of the VERT MOD E switch .
2 . Press the LEFT button of the VERT
M
OD E switch.
3. I nstall α 713-series time-base un it i n
t
he
h
orizontal
compartment .
3. I nstall α 713-series time-base un it in
t
he
h
orizontal
com
p
artment.
4. Pr ess the VERT
M
OD E bu tton of the TR IG
SO UR CE switch .
4.
P
ress th e VERT
M
OD E bu tton of the T RIG
SO UR CE switch.
5. Co nn ect the sig n al to t he inp ut co nn ecto rs of the
vertical units.
6. Set the ve rtical
u nits for AC inp ut co up li ng a nd
calibrated deflection factors.
7 . Set the time-base un it fo r
a
uto mode, internal
trigge ring at α sweep rate of one millisecond /divisio n .
ι
ι
ι
ι
ι
8 . Advance the I NTEN SITY control un til α dis
p
lay is
visi ble . (If no
d isplay is visi b le with I NTEN SITY at
midr ange, pr ess and hol
d
BEAM F IN D ER switch
a
nd
a
djust
vertical
d
eflectio n factor un til
d
isplay is
r
educe d
in size
vertically; then center compressed d is play with vertical an d
horizontal
p ositio n co ntrols; release the BEAM F I N DER
switch.) Set the F OC US co ntrol for α well- d efined display.
9 . Set th e left ve rtical unit deflection factor for α
dis
p
lay about fou r
d
ivisio ns in am plitud e. A
d
ju st the left
vertical
p
ositio n co ntrol to move th is
d
is play to the to p of
the graticule area .
10 . Pr ess the
R
IG H T
b
utto n of the VERT MOD E
switc h.
11 . Set the
R
IG HT vertical u nit
d eflectio n facto r fo r α
d
isplay about fo ur divisions in amplitude (if
d
is play cannot
b
e located , use BEAM F I N DER switch ) .
P
osition this
dis
p
lay to the
b
otto m of the gratic ule area with
t
he right
vertical u nit position co ntrol .
12 . Press the ALT or CHOP bu tton of the VERT M OD E
switch . Α
d
ual-trace
d
is play of the signal from
t
he left
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