TB 9-6625-2069-24
Table 4. Period Accuracy
Test instrument
Frequency counter
PERIOD
indications (PERIOD)
data
Min
Max
99.9
ns
96.6
ns
103.2
ns
100
ns
98
ns
102
ns
300
ns
294
ns
306
ns
500
ns
490
ns
510
ns
999
ns
979
ns
1019
ns
s
s
s
1
0.98
1.02
s
s
s
3
2.94
3.06
s
s
s
5
4.90
5.10
s
s
s
9
8.82
9.18
1
ms
0.98
ms
1.02
ms
3
ms
2.94
ms
3.06
ms
5
ms
4.90
ms
5.10
ms
9
ms
8.82
ms
9.18
ms
999
ms
979
ms
1019
ms
Figure 1. Test instrument - adjustment locations.
(3) Connect multimeter negative terminal to ground and positive terminal to TP5 (fig. 1).
(4) Press ON/OFF pushbutton to ON.
(5) Press pushbuttons and enter data as listed in (a) through (c) below:
6