How soon after unprotected sex can you tell if you pregnant?

How soon can you find if your pregnant after you have unprotected sex? Trying to have a baby and just curious?|||I actually waited to see if I was pregnant because I knew he had ejaculated in me. It took about two weeks for me to get symptoms and a stick that said I was prego. Good luck!|||If u have sex while u are ovulating u may conceive immediately and u may feel symptoms such as tender nipples and sickness within 2 weeks.|||2 weeks and 36 seconds.|||I was about 3wks popped up right away.|||2 weeks