Tektronix 2445A - Settings for a and B Timing Accuracy Checks

SEC/
DIV Time
Setting Markers
10 ns
10 ns
20 ns
20 ns
50 ns
50 ns
100 ns
0.1 µS
200 ns
0.2
µS
500 ns 0.5 µS
1 µS 1 µS
2 µS
2 µS
5 µS 5 µS
10 µS 10 µS
20 µS
20 µS
50 µS 50 µS
100 µS 100 µS
200µ5 200 µS
500 µS
500µ5
1 ms 1 ms
2 ms
2ms
5 ms
5 ms
10 ms
10 ms
20 ms
20 ms
50 ms
50 ms
A SEC/DIV ONLY
100 ms
0.1 s
200 ms 0.2 s
500 ms
0.5 s
Performance Check-2445A/2455A Service
Table 4-7
Settings for A and B Timing Accuracy Checks
and A and B Cursor Accuracy Limits
Unmagnified
Limits of .1t Cursor
Time
Readout Markers
79.30 ns to 80.70 ns 2 ns
2 Div/cycle
158.60 ns
to 161.40 ns
2 ns
396.5 ns
to 403.5 ns 5 ns
793.0 ns
to 807.0 µs 10 ns
1586.0 ns
to 1614.0 ns
20 ns
3965 ns
to 4035 ns 50 ns
7.930
µS to 8.070 µS
0.1 µS
15.860 µS to 16.140 µS 0.2 µS
39.65 µS to 40.35 µS 0.5 µS
79.30 µS to 80.70 µS
1 µS
158.60 µS to 161.40 µS 2 µS
396.5 µS to 403.5 µS 5 µS
793.0 µS to 807.0 µS 10 µS
1586.0 µS to 1614.0 µS 20 µ5
3965 µ5 to 4035 µ5 50 µS
7.930 ms to 8.070 ms 100 µ5
15.860 ms to 16.140 ms 200µ5
39.65 ms to 40.35 ms 500 µS
79.30 ms to 80.70 ms 1 ms
158.60 ms
to 161.40 ms 2 ms
396.5 ms
to 403.5 ms 5 ms
X10
Limits of .1t Cursor
Readout
7.89 ns to 8. 11 ns
(4 cycles)
15.78 ns
to 16.22 ns
39.45 ns
to 40.55 ns
78.90 ns
to 81.10 ns
157.80 ns
to 162.20 ns
394.5 ns
to 405.5 ns
789.0 ns
to 811.0 ns
1578.0 ns
to 1622.0 ns
3945 ns
to 4055 ns
7.890
µS to 8.110 µS
15. 780 µS to 16.220 µS
39.45 µS to 40.55 µS
78.90 µS to 81.10 µS
157.80 µS to 162.20 µS
394.5 µS to 405.5 µS
789.0 µS to 811.0 µS
1578.0 µS to 1622.0 µS
3945 µS to 4055 µS
7.890 ms to 8.110 ms
15.780 ms
to 16.220 ms
39.45 ms
to 40.55 ms
(B Sweep does not have these sweep speeds)
793.0 ms
to 807.0 ms 10 ms 78.90 ms to 81.10 ms
1578.0 ms
to 1622.0 ms 20 ms 157.00 ms to 163.00 ms
3945 ms
to 4055 ms
50 ms
392.5 ms to 407 .5 ms
4-23