Remote operated musical bell using UM3481

This article is about remote operated musical bell using UM3481. The M348X series IC is a mask-ROM-programmed multi melody generator , implemented by CMOS technology. It is designed to play the melody according to the previously programmed information and is capable of generating 16 songs with 3 instrument effects : piano, organ and mandolin. The device also includes a pre-amplifier which…

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Test UM3481 musical circuit

The M348X series IC is a mask-ROM-programmed multi melody generator , implemented by CMOS technology.It is designed to play the melody according to the previously programmed information and is capable of generating 16 songs with 3 instrument effects : piano, organ and mandolin. The device also includes a pre-amplifier which provides a simple interface to  the driver circuit. The M3481…

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Making Yoghurt with a Portlet

An Arduino based programmable outlet with screen and thermocouple inputs for implementing a wide range of awesome projects ! About PortletMake Yoghurt using PortletSupport this projectVideoImages KICKSTARTER PAGE: http://kck.st/1xuz7Ev A portlet is an Arduino based programmable outlet with screen and thermocouple inputs for implementing a wide range of awesome projects ! The Portlet project began...
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