Showing posts with label Sirene. Show all posts Showing posts with label Sirene. Show all posts Home » Posts filed under Sirene Rangkaian Sirine Sederhana 2 Transistor sangdesains 15:48 Belum ada komentar This is a simple Siren circuit used 2 transistor . The siren circuit produced imitates the rise and fall of an American police siren. When... Older Posts Home