active buzzer circuit

کوتاه

18:03

4:56

6:52

4:36

6:29

41:16

5:52

17:47

5:47

32:56

17:47

4:39

6:52

19:53

4:59

30:16

7:28

1:02

3:25

4:24

44:49

41:16

4:42

9:15

4:58

3:25

4:18

4:52

21:22

8:01

4:57

6:44

4:10

کوتاه

کوتاه

2:02

2:04

17:47

1:08