The links here are broken at the moment - files will be located and re-uploaded
The best source of info for a DIY LC meter is this website 
At the start of an RF project design I found myself in need of a reasonable Inductance and Capacitance meter (L-C meter). There are several designs around on the web, mainly based on the design from Almost All Digital Electronics. I decided to build the version from electronics-diy.com.