RF Jammer
Description:
This project deals with design and development of a self-tuning, wide-bandwidth portable RF jammer. The device is compact and light weight.This device provides up to 2 hours of jamming (two bands, such as cell) or 4 hours (single band, such as cordless phone, GPS, WiFi, bluetooth, etc). The battery is rechargeable via a mini-USB connector or 4mm DC jack.
Micro controller:
ATMega 88
For more details click:
http://www.ladyada.net/make/wavebubble/index.html