Is a psu with 3 12 volt rails good?

Answer The more 12v rails a psu has, the less efficient it is. 12v rails are split to save on costs. And by splitting the 12v rail, it loses alot of amperage.The psu you linked in last question, has a tot... Read More »

Top Q&A For: Is a psu with 3 12 volt rails good

Why do some people call guard rails guide rails, what do they guide?

The "Politically Correct" term is, "GUIDE "rail.They were originally called "Guard "rails.But I guess that, in today's lawsuit happy society,it had to be changed, since they don't actually "guard" ... Read More »

What happens when 240 volt equipment is plugged into a 120 volt source or if 110-120 volt equipment is plugged into a 60 volt source assuming all alternating current?

Assuming all alternating current and all at the same or similar frequency (say, 50-60Hz), nothing much will happen on a device using a linear transformer. A linear transformer (one that is made of ... Read More »

What is a good volt ohm meter?

On One Hand: Extech Offers Quality And AffordabilityVolt-ohm meters, or "multimeters," come in a variety of brands and have prices ranging from $10 to $250. Adafruit Industries notes that many sour... Read More »

How to Tell If a 12 Volt Battery Is Good or Not?

Lead-acid automotive batteries convert chemical reactions into electrical energy using an electrochemical process. Over time, the lead plates in a battery will combine with the sulfuric acid electr... Read More »