Solenoids & Relays
7:05
How to make your own relay
15:40
How to Make Solenoid Engine DIY
8:08
How To Test a Relay (and How Relays Work) - in 8 minutes
5:01
Motor And PCB Pop
9:09
Solenoid Basics Explained - Working Principle
22:13
6 helpful Electronic Projects for Beginners
11:02
Os 5 principais circuitos de relé fáceis / sem usar nenhum IC ou transistor
8:42