A Sweep Timing Selections - Tektronix 2246 1Y Service Manual

Theory of Operation—2246 1Y and 2246 Mod A Service
SPEED
1 timing
20 ns 2 mA
50 ns 800 jxA
100 ns 400 jxA
200 ns 200 jxA
80 A
500 ns
j j l
1 40 jxA
JXS3
2 jxsa
20 A
j j l
8 jxA
5 jxsa
1 p,s 4 mA
2 jxs 2 mA
5 jxs 800 jxA
10 jxs 400 jxA
20 jxs 200 jxA
50 |xs 80 jxA
100 jxs 40 jxA
200 jxs 20 jxA
500 jxs 8 jxA
1 ms 4 mA
2 mA
2 ms
5 ms 800 jxA
10 ms 400 jxA
20 ms 200 jxA
50 ms
80 jxA
100 ms 40 jxA
200 ms 20 jxA
500 ms 8 jxA
U sed o n ly d u rin g h o riz o n ta l c h a ra c te riz a tio n .
3-34
Table 3-22
A Sweep Tim ing Selections
asO
C timing
C314/C315 0
II
0
II 0
II
0
II
0
II
0
II
0
II
0
C307B 0
II
0
II 0
II
0
II 0
II
0
II 0
II
0
II
0
C307A 1
II
1
II 1
II
1
II
1
II
1
II 1
II
1
II 1
as3
asl as2
1
0 1
0 0 0
1
0 0
0 0 1
0 0 0
0 1 0
0 0 1
0 0 0
1 1 0
1
1 0
1 0 0
1 1 0
1 1
0
1 0 0
1 1
0
1 0 1
1 0 0
0 1 0
0 0 1
0 0 0
1
0 0
1
0 0
0 0 0
1
0 0
1
0 0
0 0 0
as4
as5 Min H.O.
1 2.0 jxs
0
1 0 2.0 jxs
1 2.0 jxs
0
1
0 2.0 jxs
0 1 2.0 |xs
0 0 2.0 jxs
0 0 4.0 |xs
0 0
10 jxs
1
0 2.0 jxs
1
0 4.0 jxs
1 0 10 |xs
0 1 20 jxs
1
0 40 jxs
1
0 100 jxs
0
0 200 jxs
0 0 400 jxs
0 0 1.0 ms
1 0 2.0 ms
1 0 4.0 ms
1
0 10 ms
0 1 20 ms
1
0 40 ms
0 1 100 ms
0 0 200 ms
0 0 400 ms
0 0 1 s