Powering AC Guitar effects processor with a batteries
423
Choosing power supply, how to get the voltage and current ratings?
37767
DC power supply for 30A motor driver
122130
Powering an Arduino with a Supercapacitor
99851
Can I estimate remaining battery life by measuring its voltage with the same MCU that it powers?
95875
Why does DMM show AC and DC current when source is a battery? (How to calculate power in this case?)
117910
How to drive multiple LEDs from a Li-ion battery (with varying voltage)?
87422
Powering 12V device from 5/9/12V powerbank
122061
tube amp power transformer
66305
Getting rid of AC/DC adapters
75147
Powering NiChrome wire from battery
122744
Is it possible to detect a battery type and requirements(voltage,current etc) using an MCU based circuit?
77631
Powering Arduino from a voltage divider
23622
Charging lead-acid batteries?
7362
Laptop power supplies, does current matter?
134041
Transformerless power Supply - 24VDC, 120V AC and 230V AC
83091
Draw power from a portable mobile charger to power circuits
26306
Measuring an AC-voltage at the ouput of a full bridge rectifier