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H O L D s w i t c h is updated by the output value
f r o m the new measurement operation.
(6)
If R E S E T switch ©
measurement, the measurement value on the
Display w i l l
be reset to ' 0 ' .
new measurement cycle w i l l
However, the measurement value w i l l
'0' until the new cycle is complete.
Note : If signals are input to the
A
input juck w i t h noise and
superimposed on, refer to the
'Input Adjustment
preceding section, 'Frequency Measure-
ment'.
5 - 3
Frequency ratio measurement mode
In the frequency r a t i o measurement mode, the
r a t i o of C H A N N E L A input signal frequency
to C H A N N E L
B input signal frequency is
measured.
The frequency of the input signals to
C H A N N E L A
input juck should be equal to or
greater than t h a t of the C H A N N E L
is pressed during
period
If released, a
be s t a r t e d .
remain
C H A N N E L
ringing
item
F u n c t i o n s ' of
the
the
B input
signals for
higher resolution.
frequencies of the input signals on the both
channels should be w i t h i n their
The frequency r a t i o
between the t w o channel
input signals is defined as f o l l o w s .
The r a t i o of
number of cycles on
A
to the t o t a l time of the specified number
of cycles on C H A N N E L B ( 1 , 10, 100 or
Measurement Procedures
(1)
Input target signals to the t w o channels,
C H A N N E L A and C H A N N E L B .
Note : The frequency r a t i o of
gained by inputting the same frequency
signals to the t w o
(2)
Select the R A T I O A / B mode w i t h
switch @ .
(3)
The measurement unit indication
and M H z / m s , are inactive during this measure-
ment mode because the output value is a
between the t w o frequencies.
(4)
Select a desired resolution value by using
G A T E s w i t c h
© .
The resolution
value can be any one of
In addition,
the
r a t i n g s .
C H A N N E L
1000).
'V
can be
input
t e r m i n a l s
F U N C
L E D s ,
k H z / ^ s
r a t i o
the
23
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