Tektronix 7B10 Instruction Manual page 62

A5.
SETUP CONDITIONS
7B10
Controls
TRIGGERING
{*).
NORM.
INT
LEVEL
Stable display (TRIG'D
light
on)
TIME/DIV 10
ms
BNC
Cable
I
Vertical
Amplifier
(HI
fiep)
.
Y
Low-Freq
Function
Gen
. . .
.
5 division display
30
Hz. sine
wave
a.
CHECK
-Set the
TRIGGERING
MODE
to
AUTO
and
check
for
a stable display
(TRIG'D
light
on)
with the
COUPLING
switch
set
to:
1.
AC
2.
AC HF REJ
3.
DC
(Set
TRIGGERING LEVEL
control
as
necessary.)
b.
Change
the
TRIGGERING SLOPE
to
(-)
and
repeat part
a.
c.
Disconnect the
low-frequency
function generator
and
connect the high-frequency sine-wave generator
to
the
amplifier plug-in unit input,
d.
Set the
TRIGGERING
SLOPE
to
(+)
and
the
TIME/DIV
switch
to
2
ns.
d.
Set the
TRIGGERING SLOPE
to
(+)
and
the
TIME/DIV
switch
to
2
ns.
e.
Set
the
high-frequency sine-wave generator and
the
amplifier plug-in unit deflection factor
for a
0.5-division
display
at
250 megahertz
(use
10X
attenuator).
f.
CHECK
For
a
stable display (TRIG'D
light
on) with the
COUPLING
switch
set
to:
1.
AC
2.
AC
LF
REJ
3.
DC
(Set
TRIGGERING LEVEL
control
as necessary.)
g.
CHECK
Set the
TRIGGERING SLOPE
to
(-)
and
repeat
part
f.
h.
Set the high-frequency sine-wave
generator and
the
amplifier plug-in unit deflection factor
for a 1.5 division
display
at
1
GHz.
Calibration Part
I—
7B10
Performance Check
i.
CHECK
-
For a stable display (TRIG'D
light
on)
with the
COUPLING
switch
set
to:
k.
Set the
TRIGGERING
MODE
switch
to
HF
SYNC
and
the
high-frequency sine-wave generator and
amplifier plug-in
unit deflection factor for a 0.3-division display
at
1
GHz.
I.
CHECK
- For a stable display
(TRIG'D
light
on)
with the
COUPLING
switch
set
to:
1.
AC
2.
AC
LF
REJ
3.
DC
(Set
the
TRIGGERING LEVEL
control
as necessary.)
m.
CHECK—
-Set the
SLOPE
to
(—
)
and
repeat part
I.
1
AC
2.
AC
LF
REJ
3
DC
(Set
TRIGGERING LEVEL
control as necessary.)
j.
CHECK-Set
the
TRIGGERING SLOPE
to
(+)
and
repeat
part
i.
A6.
CHECK
INTERNAL TRIGGER
JITTER
SETUP CONDITIONS
NOTE
Partial
procedure:
first
perform
the Triggering
System
Preliminary Control
Settings,
then
proceed
with the following
instructions.
A6.
SETUP CONDITIONS
7B10
Controls:
TRIGGERING
INT
LEVEL
Stable display (TRIG'D
light
on)
TIME/DIV
2
ns
MAG
XI 0
(out)
Hl-Freq
Sine-Wave
Generator
Oscillo-
scope
Main-
frame
BNC
Cable
Vert
Amp
J
7810
V«riical Amplifie."
(HI.
. . .
.
Hl-Freq Sine
Wave
Generator
.
0
2 V/div
.
1
GH?.
1
5 div
a
CHECK
—
For a stable display
with
no more
than 0.15
division
(30 picosecond)
of
jitter.
REV JAN
1983
5-11