Displaying Signals
Displaying Two
Sweeps
Using the horizontal
BOTH
mode you can select a portion of the
A
sweep
you wish to magnify
andlor trigger separately on.
Using RUNS AFTER DELAY
Step 1:
Set the
STOREINON-STORE
control to
NON-STORE.
Step
2:
Set the instrument controls to obtain the
A
sweep on screen.
Step
3:
Set the
HORIZONTAL MODE
switch to
BOTH
and the
B TRIG-
GER LEVEL
control to
B RUNS AFTER DLY
Step
4:
Pull the gray
DLY'D SWEEP
knob and turn it clockwise to make
separate
B SECIDIV
settings. The intensified portion on the
A
sweep
indicates what part of the
A
sweep is magnified by the
B
sweep as well
as the amount of delay from the start of
A
sweep to the start of
B
sweep.
Step
5:
Adjust the
B DELAY TlME POSITION
control to move the
intensified zone over the portion of the
A
sweep you wish to display with
the
B
sweep.
Step
6:
Vertically separate the
A
intensified and
B
sweep displays by
adjusting the
A/B SWP SEP
control in the
VERTICAL
section of the
front panel (for
NON-STORE
mode only).
To view the
B
sweep by itself set the
HORIZONTAL MODE
switch to
B.
To separately trigger on the
B
sweep, adjust the
B TRIGGER LEVEL
until
the
B
display is stable.
NOTE
The
B
DELAY TlME POSITION
control will not provide continuously
variable delay when the
B
TRIGGER LEVEL
control is set to a
position other than
B
RUNS AFTER DLY
Also, differential time
measurements are invalid when the
B
TRIGGER LEVEL
control is
not set to
B
RUNS AFTER DLY
*_
3-22
In Detail
-A
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