0:55
TDA2822M 1W homemade audio amplifier
Alex1M6
0:40
555 timer alarm siren circuit 🔋🔊
0:14
Air-cored high voltage pulse transformer
1:48
Slayer exciter wireless energy transfer
0:53
Joule thief (boring video)
2:59
LDR LED flasher Velleman MK125
0:46
Vishay super bright LED 1 Watt
0:32
Nightshot infrared LED array (850nm)
High voltage jack o lantern
