101 Spy Gadgets For The Evil Genius May 2026

: Each project includes a complete parts list, required tools, numerous illustrations, and assembly instructions.

: Aimed at hobbyists and "evil geniuses" ranging from beginners to intermediate electronics enthusiasts. 101 Spy Gadgets for the Evil Genius

: Phone number decoders, "spammer jammers," and voice changers. : Each project includes a complete parts list,