Racal Instruments 1994 Service Manual page 28

Universaltimer/counters
Table of Contents

Advertisement

Table
1.1
- 1994
Specifications
(Confd)
Start /Stop:
Input
B
(electrical)
Start, positive;
Stop, negative
with positive pulse
Start,
negative; Stop, positive
with negative pulse
Hold
button
enabled by
Special
Function
61
(manual
totalize)
LSD
Displayed:
±
1
count
Resolution:
LSD
Accuracy:
LSD
FREQUENCY
RATIO
MEASUREMENT
Ranges: Ratio
A/B
Input
A
DC
to
100
MHz
Input
B
DC
to
100
MHz
LSD
Displayed:
10
x Ratio
x Gate
Time
Resolution:
t
LSD
+ Trigger Error
B
Gate
Time
Accuracy:
± Resolution
Note:
Higher frequency
is
assumed
to
be
applied
to Input
A.
Ranges: Ratio
C/B
Input
C
40
MHz
to
1.3
GHz/64
Input
B
DC
to
100
MHz
LSD
Displayed:
640 x Ratio
F
c
x Gate
Time
Resolution:
+
LSD
+ Trigger Error
B
Gate
Time
Accuracy:
± Resolution
Note:
Higher frequency
is.
assumed
to
be
applied
to Input
C.

Advertisement

Table of Contents
loading

Table of Contents