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UM66

Part Number	UM66
Manufacturer	ETC
Description	Music Calling Bell
Published	Oct 31, 2007
Detailed Description	www.DataSheet4U.com Musical Calling Bell By Kalyan Prodhan www.kalyan-prodhan.tk Connection Diagram Component List wit...
Datasheet	UM66 PDF File

Overview

www.
DataSheet4U.
com Musical Calling Bell By Kalyan Prodhan www.
kalyan-prodhan.
tk Connection Diagram Component List with cost (Approximate) Component Description (IC and Transistor) Precaution Modification for adaptation This is the simplest ever musical calling bell that can be easily built.
It uses the musical 3 pin IC UM66 and a popularly known Transistor BC548b.
The circuit can be made even without soldering and the ideal for the first electronic project for newbies.
Here the musical IC UM66 generates the music when it receives supply and drives a small speaker through a class c amplifier using silicon transistor BC548b.
Description: UM 66 Fig-1 : Connection Diagram The connection di...

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