Programmable Nokia RTTTL Player
Published in issue 391, July/August 2009
This circuit is an easy way to play monophonic music sounding from those good old Nokia 3310 cellphones. The circuit can be used in applications like doorbells, phone ringers, bike horns or any other alarm circuit!
Software
Free download
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Click below to download a PDF copy of this article from Elektor magazine.
Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.
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