TB 9-6625-2274-50
13. Markers Mode
a. Performance Check
(1) Connect TI TRIGGER OUTPUT to frequency counter A input using 50 Ω
feedthrough termination.
(2) Position controls as listed in (a) through (c) below:
(a) Press TIMING MODE MARKERS pushbutton on.
(b) Adjust UNITS/DIV dial to display 5 s/D.
(c) Press TRIGGER OUTPUT ON pushbutton on.
(3) Frequency counter will indicate between 4.99975 to 5.00025 s.
(4) Adjust UNITS/DIV dial to display 2 s/D. Frequency counter will indicate
between 1.9999 and 2.0001 s.
(5) Repeat technique of (4) above for TI settings listed in table 5 below. Frequency
counter will indicate within limits specified.
Test instrument
Frequency counter
UNITS/DIV dial
indications
display indications
Min
Max
1
s/D
999.95
ms
1000.05
1
ms
.5
s/D
499.975
ms
500.025
ms
.2
s/D
199.99
200.01
ms
ms
.1
s/D
99.995
ms
100.005
ms
50
ms/D
49.9975
ms
50.0025
ms
20
ms/D
19.999
ms
20.001
ms
10
ms/D
9.9995
ms
10.0005
ms
5
ms/D
4.99975 ms
5.00025
ms
2
ms/D
1.9999
ms
2.0001
ms
1
ms/D
999.95
1.00005
ms
s
.5
ms/D
s
s
499.975
500.025
.2
ms/D
200.01
s
199.99
s
.1
ms/D
s
s
99.995
100.005
sD
s
s
50
49.9975
50.0025
sD
s
s
20
19.999
20.001
sD
9.99949 s
s
10
10.00051
sD
4.99974 s
s
5
5.00026
sD
1.99989 s
s
2
2.00011
sD
.99994 s
s
1
1.00006
499.965
ns
500.035
ns
sD
.5
199.98
ns
200.02
sD
.2
ns
99.985
ns
100.015
ns
sD
.1
50
ns/D
19.995
MHz
20.005
MHz
2
20
ns/D
49.9725
MHz
50.0275
MHz
10
ns/D
99.895
MHz
100.105
MHz
5ns /D
199.59
MHz
200.41
MHz
