Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
What are "coils"? Assuming you mean transformers, they are different shapes because of either:
1. The space requirements.
2. The voltage they have to handle.
3. The current they have to handle.
and 4. If it is for use with high or low frequency.
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