Publicité
PM
5135
CHARACTERISTICS
sweep
characteristic
internal sweep modes
Sing le sweep
mode
logarithmic
single (triggered)
continuous
(free-
running)
initializes
to stop frequency
awaiti
ng
trigger
;
first
trigger
initiates flyback to start;
second
trigger initiates sweep;
dwells at stop frequency after
sweep
;
front
panel
LED
indicates when
ready
fo
r
sweep
®
4
-
3
Continuous sweep
mode
sweep free-runs;
Internal trigger
External trigger
-
type of
trigger
-
coupling
sensitivity
-
connector
-
impedance
-
frequency
-
max
. input
sweep time
flyback
time
Sweep voltage output
External
sweep
input
characteristic
se nsitivity
reference
bandwidth
max
.
input
all
triggers are
ignored
front
panel
pushbutton
positive or
negative
edge
AC
1 V
minimu
m
rear
panel
BNC
68
kD
approx.
max. 180
Hz
±50
V de
1
s
-
150
s
<
1
ms
OV
-
10V
(fST
ART
-
fSTOP)
selectable
by internal
jumper
internal pull-up
to
+5
V
allows
triggering
from
switch
or
re
lay
contact
without
additional
circuitry
min. pulse width
3
µs
signal
not
blanked
Zo
=
2.2
kD
;
rear
panel
BNC
connector
rear panel
BNC
connec
tor permits
external freq
uency
control
within
the
selected subrange
logarithm
ic
1
V
per
freq uency
decade into
approx.
10
kD
0
V gives
internally
set
frequency
-3
dB
typ.
at 4
kH
z
(small
sig nal
FM)
±20
v
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