I really don't know how to thank you!
Really useful.

 

Hello,

Good to hear you like the site.
If you have any questions, feel free to register and start asking.
We will be happy to answer the questions.

There is also the eBook, see the tabs on the top of the page.
Did you also look at the useful websites thread:
Useful websites for electronics (Ver. 2)
Or the RF related links thread:
RF related links

Bertus