以為買到四顆壞掉的 CD40147
原來真值表示負邏輯
0: High Level
1:Low Level
2015年9月25日 星期五
常用電阻值
5%
0.1
0.2
0.22
0.5
1
1.2
1.3
1.5
1.8
2
2.2
2.4
2.7
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
1%
4.7
5.1
10
10.2
10.5
10.7
11
11.3
11.5
11.8
12
12.1
12.4
12.7
13
13.3
14
14.3
15
15.4
15.8
16
16.2
16.9
17.4
17.8
18
18.2
18.7
19.1
19.6
20
20.5
21
21.5
22
22.1
22.6
23.2
23.7
24
24.3
24.7
24.9
25.5
26.1
26.7
27
27.4
28
28.7
29.4
30
30.1
30.9
31.6
32.4
33
33.2
34
34.8
35.7
36
36.5
37.4
38.3
39
39.2
40.2
41.2
42.2
43
43.2
44.2
45.3
46.4
47
47.5
48.7
49.9
51
51.1
52.3
53.6
54.9
56
56.2
57.6
59
60.4
61.9
62
63.4
64.9
66.5
68
68.1
69.8
71.5
73.2
75
75.5
76.8
78.7
80.6
82
82.5
84.5
86.6
88.7
90.9
91
93.1
95.3
97.6
0.1
0.2
0.22
0.5
1
1.2
1.3
1.5
1.8
2
2.2
2.4
2.7
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
1%
4.7
5.1
10
10.2
10.5
10.7
11
11.3
11.5
11.8
12
12.1
12.4
12.7
13
13.3
14
14.3
15
15.4
15.8
16
16.2
16.9
17.4
17.8
18
18.2
18.7
19.1
19.6
20
20.5
21
21.5
22
22.1
22.6
23.2
23.7
24
24.3
24.7
24.9
25.5
26.1
26.7
27
27.4
28
28.7
29.4
30
30.1
30.9
31.6
32.4
33
33.2
34
34.8
35.7
36
36.5
37.4
38.3
39
39.2
40.2
41.2
42.2
43
43.2
44.2
45.3
46.4
47
47.5
48.7
49.9
51
51.1
52.3
53.6
54.9
56
56.2
57.6
59
60.4
61.9
62
63.4
64.9
66.5
68
68.1
69.8
71.5
73.2
75
75.5
76.8
78.7
80.6
82
82.5
84.5
86.6
88.7
90.9
91
93.1
95.3
97.6
2015年9月1日 星期二
木質 PLA
參考 woodFill filament
0.4mm Nozzles
to print with a bigger nozzle anyways, it is awesome!
performs better at 0.25-0.3mm layer height,
printing speeds of about 50-80 mm/s.
a little higher retraction speed and distance might be needed.
0.4mm Nozzles
to print with a bigger nozzle anyways, it is awesome!
performs better at 0.25-0.3mm layer height,
printing speeds of about 50-80 mm/s.
a little higher retraction speed and distance might be needed.
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