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(2)
Set,
in
turn,
the
audio generator output
to
the frequencies
shown
in
Table
6.6B.
Set'the counter's resolution
to
the
corresponding
values.
TABLE
6.6B
Input
B
Sensitivity
(n)
.
...
—
Frequency
Counter
Resolution
Signal
Level
5
kHz
3
20
mV
10
Hz
3
20
mV
(3)
For each selected frequency,
determine
the
minimum
input
level
to
the
counter
that
provides
stable counting.
Verify that these
minimum
levels
do
not
exceed
those
shown
in
the
table.
(4)
Press the
key sequence
2
0_
SHIFT
STORE
SF
[shift!
SF
(5)
Turn
off
and disconnect the
test
equipment
Input
C
Sensitivity
PVP
(Option
41 only)
49
Required equipment
includes
a signal
generator
and connector
lead
(see
Table
6.1;
Items
4
and
8).
50
Complete
the
following procedure:
(1)
Connect
the
test
equipment
as
shown
in
Fig. 6.11.
SIGNAL
GENERATOR
10
MHz
STO
OUT
EXT STD
INPUT
COUNTER
RE
J
'
ABC
009
-H
Fig.
6.11
Connections
for
Input
C
Sensitivity
PVP
(2)
Select function
FREQ
C.
(3)
Set,
in
turn,
the signal
generator output
to the
frequencies
shown
in
Table
6.7.
Set the counter's resolution
to the
corresponding
values.
6-29
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