Toy Organ circuit using transistors
Let’s play a simple toy organ circuit. My daughter has interested in piano. Believe it or not, we can create a simple piano circuit by ourselves.
Musical organs circuits
NE556 Dual timer Datasheet pinout and example circuits
Use NE556 better. Why? Imagine you use often the 555 timer circuit. It is so great, right? Of course, we should improve our circuit. Small and save money. NE556 is a dual timer of 555. It is two in one. So, save space and cheaper. In this article, we will learn how does use it, … Read more