Tektronix 2230

Theory of Operation—2230 Service
Table 3-3
Time Base Clock Frequencies
SEC/DIV
CONV
SAVECLK
RECCLK
SAVECLK
SOURCE
RANGE
A
B
0.05 /is 20 MHz 10 MHz
20 MHz
CONV/2
1
1
0.1 MS
20 MHz
10 MHz
20 MHz
CONV/2 1
1
0.2 ms 20 MHz
10 MHz
20 MHz
CONV/2 1
1
0.5 ms 20 MHz
10 MHz
20 MHz CONV/2 1
1
1 MS
20 MHz
10 MHz
20 MHz CONV/2 1
1
2 MS
20 MHz
10 MHz
20 MHz CONV/2
1
1
5 ms
20 MHz 10 MHz
20 MHz CONV/2 1
1
10 MS 20 MHz 5 MHz
10 MHz WFSITECLK/2 0 1
20 MS
10 MHz
2.5 MHz 5 MHz DIVIDER/2
1
0
50 ms
10 MHz 1 MHz
2 MHz DIVIDER/2
1
0
0.1 ms
10 MHz
0.5 MHz 1 MHz
DIVIDER/2
1
0
0.2 ms
10 MHz 0.25 MHz
0.5 MHz
DIVIDER/2 1
0
0.5 ms
10 MHz
0.1 MHz 0.2 MHz DIVIDER/2
1
0
1 ms
10 MHz 50 kHz 100 kHz DIVIDER/2
1
0
2 ms
10 MHz 25 kHz 50 kHz DIVIDER/2
1
0
5 ms
10 MHz 10 kHz 20 kHz DIVIDER/2
1
0
10 ms 10 MHz 5 kHz
10 kHz DIVIDER/2
1
0
20 ms
10 MHz 2.5 kHz
5 kHz DIVIDER/2
1
0
50 ms
j 10 MHz
1 kHz 2 kHz DIVIDER/2
1
0
0.1 s
10 MHz 0.5 kHz
1 kHz DIVIDER/2
1
0
0.2 s
10 MHz 0.25 kHz 0.5 kHz
DIVIDER/2
1
0
0.5 s
10 MHz 0.1 kHz
0.2 kHz
DIVIDER/2
1
0
1 s
10 MHz 50 Hz 100 Hz
DIVIDER/2
1
0
2 s
10 MHz 25 Hz 50 Hz
DIVIDER/2
1
0
5 s
10 MHz 10 Hz
20 Hz DIVIDER/2
1
0
EXT
10 MHz
EXT/2 EXT
EXTCLK/2
0
0
3-41