Learn Melody Tone generator circuits using HT82207 | UM3491| MM5837 | ElecCircuit.com
Electronics Hobby Projects Gadgets - Multi-Melody Generator With Instrumental Effect This melody generator can generate various English and Hindi tunes as also instrumental effects. Various modes of melodies can be selected through
How to Make UM66 Melody Generator Circuit - YouTube
How To Make a MELODY GENERATOR (Free Download) - YouTube