dc motor speed controller using ne555

18:14

4:40

9:52

8:45

5:09

5:50

3:04

3:22

3:05

2:37

3:46

10:07

3:46

3:13

10:18

3:46

2:16

2:48

1:20

2:48

5:27

10:22

11:13

11:13

10:02

11:13

10:26

10:29

10:29

10:02

18:58

3:41

7:54

7:57

2:00

کوتاه

6:24

19:40

23:06

3:15