Solenoid
Continuity tester
Fix wiper
Vernier gauge for drill press
Battery pack for car
Antenna
Soldering
Monoblock
Revenge on neighbours – http://www.instructables.com/id/The-Psychoacoustic-Bucket-from-Hell/?ALLSTEPS
http://www.qrz.ru/schemes/contribute/security/jammers/drone-jammer.pdf
http://www.electro-tech-online.com/attachments/am-fm-antenna-booster-jpg.47206/
Upstairs neighbour at work – http://by.spb.ru/portfolio/sagi/
https://www.rcgroups.com/forums/showthread.php?1955363-1-watt-433mhz-2-4ghz-rf-amp-from-SCRATCH!
http://mightydevices.com/?p=300
http://www.val-racing.ru/catalog/samoblokiruyuschiecya-differencial/samino/chevrolet_cruze
http://www.zerito.com/index.php/jammer
https://en.wikipedia.org/wiki/Aircrack-ng