Saturday, 6 June 2015

Siren Generation using IC UM3561

11:17  Telli k  No comments

IC UM3561 is a siren generator IC generally used in alarms and toy applications. Depending on the selection, it can generate 4 different types of sirens which are – ambulance siren, fire brigade siren, police siren and gun sound. Here we will see how we can make these different siren sounds using di...
By: JayantBh

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from Instructables: exploring - technology - robots http://ift.tt/1FB5ovR

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