Specifications

EXT/l0
(n
Trigger Circuit Only)-External
trigger signal
is
attentuated
by a
factor
of 10.
STARTS
AFTER DELAY
(e
Trigger
Circuit
Only)-B Sweep starts
immediately after the
delay
time selected
by
the
DELAY
TIME POSITION
control and
is independent
of the B Trigger signal.
When
making
differential time
measurements,
you
must use this
mode
to
obtain
valid measurements.
On
instruments
equipped with a DM44
you
must
use
this
mode
to obtain
valid measurements when
using the TIM
E
or
1
/TlM
E functions.
(3?)
e*arrnal
Trigger
lnput
bnc Connectors-Connect ex-
\-/
ternal trigger
input
signals
for
A
TRIGGER
and B
(DLY'D)
TRIGGER circuits,
when
either EXT
or
EXT/I0
(e
Trigger only)
SOURCE is
selected.
HORIZONTAL AND POWER
Refer to
Figures
5 and 6
for
location
of
items
36
through
47.
A
AND B TIME/DIV AND DELAY TIME Switches-
A TIME/DlV
(clear
plastic
skirt) selects
the sweep
rate
of the
A
Sweep
circuit
for
A Sweep operation
only.
Also
selects
the basic delay time
(used
in
conjuction with the DELAY TIME
POSITION
control)
for
delayed
sweep
operation. B TIME/DlV
39
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REV
A AUG
1979 4658/DM44
Operators
Figure
5.
Horizontal controls
and
indicatorc.
13