Nicht wegwerfen! Behalte deine alten Netzteile aus diesem Grund

Don't throw away old power supplies! Especially those with barrel connectors can save you devices, money, and often a lot of frustration later on. Here, I'll show you when an old power supply is suitable as a replacement and which three specifications you should always check before using a different power supply. Chapter: 00:00 Why you should keep old power supplies 01:05 First check: Does the power supply deliver AC or DC? 02:19 Rule 1: Voltage (volts) must match 02:51 Rule 2: Current (amps) at least as high as needed 03:36 Rule 3: Check polarity (only for DC) 04:02 Rule 4: Connector must fit mechanically 04:38 Special case: Device allows voltage range #power supplies #electronics #electricity