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.
Could you please post your attempts so far, and an explanation of where you need specific help? In general, the people here do not do your homework for you--they only point you in the right direction and guide you along the way if you have specific problems.