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Model
5315A/
B
Performance
Tests
Table
4-1.
Operational
Verification (Continued)
IV.
TIME
INTERVAL
oInd TIME INTERVAL AVERAGE
a.
Set
5315AIB controls as follows:
TRIGGER LEVEUSENSITI
VITY
..
.
................
SENSITIVITY
(I
N)
CH
A&B
TRIG
LVL/
SENS potentiometers
................. fully
CW
CH
A&B AC/DC
........................................ DC
(IN)
CH A&B
A TIN XlIXlO ........
.
...
.
...................
Xl (O
UT)
FILTER
NORM/
100
kHz
..........•
.
.
.......
FILTER
NORM
(OUT)
SEP/
COM
A
.......................................
COM
A
(IN)
CH
A
SLOPE
..
.
....
.
.....................
............
(OUT)
CH
B
SLOPE...
...
..
...
..
.
.•.
.
.. .
•
. ..
. .
. .
.
.
.
.
.. ..
..
(IN
)
FUNCTION
SElECT .................
.
.
.
...............
.
T.I.
A-B
FU NCTIO
N
SHIFT
(BLUE button
)
...........................
OUT
b.
Repeat Test
II
,
step
lb.
c.
Set 3312A for 5
MHz output at 250 mV
r
ms (-710 mV
p-p). Observe display
for
100
nano-
seconds.
Record on t est
card
.
d.
Push
function
set
(Blue
button)
IN,
fo
r T.1.
AVE
A-B.
Cou nter
should
display
one
half the
period
of input signaL
For example
with
a 5
MHz
input
signal the
counter should
display
100
nanoseconds.
V.
RATIO
a.
Repeat
Test
II,
Step
la.
Press
RATIO
Al
B
and
SEP/
COM A in COM A.
b.
Set
HP 3312A
to
output 5
MHz
sine
wave at 100 mV
rms
(about 300 mV
p-p).
Counter
should
display
1.()()()()().
Record
on
test
card.
VI.
TOT
AllIE
a.
Repeat
Test
V,
step
a. Press
Function
Set (Blue bunon
)
IN.
b.
Counters
display
should be
1.
Record
on
test
card
.
c.
Press
Function Set (Blue
bunon
)
OUT.
Press
TOT
STOP
button
IN.
d
.
Press
Function Set
IN
and OUT
once. Coumer
should disp
lay the
total number of
pulses
cou
nted
and the GATE light shou ld
be
off.
Record
on
test ca rd
.
4-3
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