Kenwood FC-757, Инструкция по эксплуатации, Страница: 4 / 40

2. S P E C I F I C A T O N S
[Frequency Measurement (Channel A ) ]
Measurement range
kHz mode : 5Hz to 10MHz
M H z mode : 5Hz to 175MHz
A c c u r a c y
± Reference t i m e a c c u r a c y ± 1
count
Resolution
kHz mode : 0.1Hz to 100Hz
M H z mode : 1Hz to 1000Hz
Counting t i m e
( G a t e t i m e )
kHz : 0.01s, 0.1s, 1.0s, 10s
M H z : 0.02s, 0.2s, 2.0s, 20s
U n i t
k H z , M H z
[ P e r i o d Measurement ( A ) ]
Measurement range
0.5j«s to 200ms (5Hz to 2 M H z )
Accuracy
± 1 count ± reference t i m e
accuracy ± trigger error *
!
Resolution
100ps to 100ns
U n i t
m s , ^ s
M i n i m u m pulse w i d t h 250ns
M a g n i f i c a t i o n
( G a t e t i m e )
x 1 , x 1 0 , x 1 0 0 , X1000
[Frequency Ratio Measurement ( A / B ) ]
Measurement range A
5Hz to 10MHz
Measurement range B
5Hz to 2 M H z
Denominator
m a g n i f i c a t i o n
Denominator m a g n i f i c a t i o n N :
x 1 , x 1 0 , X 1 0 0 , X1000
A c c u r a c y
^ F ^ A X N )
± T R I 9 9 E R E R R
°
R
N : m a g n i f i c a t i o n
[ T i m e I n t e r v a l Measuement ( A to B)J
Measurement range
0.5j «s to 200ms (5Hz to 2 M H z )
Resolution
100ps to 100ns
A c c u r a c y
± 1 count ± Reference t i m e
accuracy ± T r i g g e r error ± N
M i n i m u m pulse w i d t h
( A to B )
250ns
U n i t
m s , f*s
M a g n i f i c a t i o n
x 1 , X 1 0 , x 1 0 0 , X 1 0 0 0
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