101 Spy Gadgets for the Evil Genius (SERIOUS SNOOPING)
McGraw-Hill | 2006 | ISBN:00701468943 | English | 260 pages | PDF | 41 MB
This book offers an amazingly awesome and complete collection of professional spy tools that you can build yourself. You can build any project in this thrilling arsenal of spy devices for $30 or less! Not only that, even total beginners to electronics can construct these mind-boggling snooping tools.