Thanks for your passHello,
Welcome to the AAC.
There is also the eBook, see the tabs on the top of the page.
Did you also look at the useful websites thread:
http://forum.allaboutcircuits.com/showthread.php?t=9538
Or the RF related links thread:
http://forum.allaboutcircuits.com/sh...ad.php?t=22011
Greetings,
Bertus
i'm from egyptWhat part of the world are you in?