Electronics is of utmost necessity, today electronics is used more widely. Without electronics,

the use of lighting devices, television, telephone, and most household appliances is impossible. Moreover, it plays an important role in most electrical devices; thus, it can be said that electronic components are applicable everywhere.

In order for the field of electronics to form the basis of industrial progress, it is essential to explain and clarify the electrical circuits, safe working procedures, electronic components, and automatic transformer circuit boards accurately and fundamentally in this module based on the educational standards of the electronics field.