Tektronix 2247A

Basic Applications
the
A
Trigger
system
(by
the
A/B
SELECT
switch),
and
the
B
Trigger
LEVEL
may
be
set
when
the
trigger
controls
are
directed
to
the
B
Trigger
system,
GREATER THAN SIGN
A
TRIGGER
@
SWEEP
IS
NOT
LEVEL CURSOR
RUNS AFTER
DELAY
>
-I42ps
ny
ec
B TRIGGER
LEVEL CURSOR
6556-33A
Figure
5-7.
A
and
B
Track
Trig
Lvl
cursors.
The
Trigger
LEVEL
cursor
will
be
displayed
when
enabled
If
the
following
conditions
exist:
a.
The
Trigger
SOURCE
Is
either
CH
1
or
CH
2
(selected
directly
or
with VERT SOURCE).
b.
The
Trigger
SOURCE
channel
is
displayed.
The
Trigger
CPLG
Is
DC
or
NOISE
REJ.
2247A Operators
fe
Vas