HP 5245L - Page 46

Model 5245L
PER;OR'f,ANCE
CHECK
TEST CARD
Hewlett-Packard
Model
Electronic Counter
Serial
No.
5245L
Tests
performed
by
Date
Description
Check
A.
FREQUENCY
MEASUREMENTS.
1.
RAl.iGE:
Dc coupled: 0
to
50
MHz
Ac
coupled: 25 Hz to
50
M.Hz
2. GATE
TIME:
selectable
from 1ps
to
10s.
ACCURACY: +
1
count,
r
time base
accuracy
OUTPUT
DISPLAY: 8
significant
figures
with
decimal
point
and units
of
measure
(kHz
or
MHz)
SELF-CHECK:
counts
10
MHz for the
gate
time chosen by
the TIME BASE switch.
0 Hz to
50 MHz
25 Hz to
50 MHz
00000010.
0000010.
0
000010.00
00010000.
0010000.0
010000.00
10000.000
0000.0000
50MHzt lcount
50
MHz
r
12
counts
00000010. MHz
0000010.0
MHz
000010.00
MHz
00010000.
kHz
0010000.0
kHz
010000.00
kHz
1000.0000
kHz
0000.0000
kHz
B.
SCALING.
1.
RANGE: 0
to
50 MHz
2. FACTOR:
by decades up
to
109
TrME BASE
OUTPUT JACK
(J5)
10
MHz
in
10
MHz
10
position
1
MHz in
1
MHz
192
position
100
kHz in
100
kHz
10r
position
10
kHz in
10
kHz
!04
position
1
kHz in
1
kHz
10b
position
100
Hz
in
100
Hz 10o
position
10
Hz
in
10
Hz
^10
r
position
1
Hz in
1
Hz
108
position
. L
Hz in
. 1
Uz
f
09
position
c. PERIOD MEASUREMENTS
1.
FREQUENCY
RANGE
SINGLE
PERIOD:
0
to
1
MHz.
2. FREQUENCY
RANGE MULTIPLE PERIOD:
0
to
300
kHz
SINGLE PERIOD
MULTIPLE
PERIOD
1
PERIOD AVERAGE
.1ps
1ps
10
p,t
.1ms
1ms
10
ms
.1s
1s
10s
0000003. 3
,us
00000003.
ps
000000.00 ms
0000000.0 ms
00000000. ms
000000.00
sec
0000000.0
sec
00000000.
sec
*
10
PERIOD
AVERAGE
.1ps
1ps
10
lrt
.1ms
1ms
10
ms
.1s
10s
000003.33
ps
0000003.3
ps
00000003.
ps
000000.00
ms
0000000.0 ms
00000000.
ms
000000.00
sec
02349 -1
3-1la