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Model
5245L
PERFORTIANCE CHECK
TEST
CARD
(Conr'd!
6.
SELF CHECK:
Gate
time
is
10
prs
to
1
sec
ftleriods averaged of
100
kHz); counts
100
kHz
from time
base.
PERIOD
AVERAGE
DISPLAY
1
10
100
1K
10K
100K
00000001
00000010
00000100
00001000
00010000
00100000
D.
FREQUENCY
RATIO
MEASUREMENTS
1. Fl
FREQUENCY
RANGE:
0
to
50 MHz
F2
FREQUENCY
RANGE:
0
to
300 kHz
MULTIPLE
PERIOD:
1
to
105
in
decade steps
4
5
INPUT
SENSITIVIIY:
0. 15V
rms
ACCURACY: *
1
count
of the larger
frequency
+
the
trigger error
RATrO
Fr/F2
500000
100000
10000
1000
100
10
5
1
500000
200000
100000
10000
1000
10
3.3
00000010.
0000010.
0
000010.00
00010.000
0010. 0000
010. 00000
RATIO FL/Fz =
100
kHz/t
MHz
PERIOD
AVERAGE
1
10
100
1K
10K
100K
RATIO
Fl/Fz
=
1
10
100
1K
10K
100K
100
kHz/300
kHz
00000003.
0000003.0
000003.00
00003.000
0003.0000
E.
TIME BASE:
FREQUENCY (NITNNNAL)
l
MHZ
1.
STABILITY:
a.
As
a
function of ambient temperature:
less than *
2
parts in
1010
pdr
"C from
-20'C to
+55oC
b.
As
a
function of line voltage: less
than
+
5
parts in
1010
for
changes
of
*L\Vo.
c.
Stability:
aging
rate:
less than 3parts
in
10u
per
24
hours
beginning
of test)
(stabilitY)
hours
later
at same temperature
and
line
voltage)
02349-
1
3-11c
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