Specifications

3. Measure the horizontal
distance
between
the time-
1.
Measure
the time
duration of
one
waveform cycle
measurement
points
4.
Calculate
time duration,
using
the
following formula:
Time
(divisionsl
setting
using
the
preceding
Time Duration measurement
procedure.
horizontal
.
TIME/DIV
2. Calculate the
reciprocal
of
the time duration value to
distance
X
switch
determine
the
frequency
of the waveform.
Duration
magnification
EXAMPLE:
The
signal
shown
in Figure
18
has
a time
duration of
16.6 milliseconds.
EXAMPLE: The distance between
the time-measurement
points
is
8.3
divisions
(see
Figure
18), and the
TIME/DIV
Calculating the
reciprocal
of
time duration:
switch is set to 2
ms.
No
magnification is used.
Frequencv
=
-
-=
+'
=6oHz
'
time
duration 16.6 ms
Substitute
the
given
values:
-TiT:
=
8.3 div X 2 ms/div
=
16.6 ms
uural|0n
RISE
TIME
FREeuENcy
.*:,ff":'l'#:1ilfr11"J#ilTj#}Tfi:::il:*;
rhe
rrequency
or a
recurrent
sisnarcan be determined
llJii""11r3:L?i:"FJ",,1|!',:"li:.tJl"T;:sj"l',"r";
from its time duration measurement
as
follows:
9096 and 1096
points
on the trailing
edge
of the
waveform,
@
48
4658/DM44
Operators