Connect a resistor in series with any load. As the current will flow , some voltage will drop in resistance. And the leftover voltage will appear on load. The leftover voltage is reduced since some voltage is dropped in the … Continue reading →

You need two basic blocks, one to convert the AC voltage to DC and another to step down and regulate the resulting DC voltage. In the output of this you’ll get about 6v x 1.414 ~ 8.44v – 1.4v = … Continue reading →

No, you cannot start up a PC without a power supply of some sort. What would happen without a PSU? If the PSU is too weak, there will happen some unwanted things with your PC: PC won’t start to Windows … Continue reading →

How can I make a voltage booster at home? Basically, DC-DC converters/boosters are electronic circuits that step up or step down the DC voltage to get the desired voltage level.Hardware Components. S.no Component Qty 2. Connecting Wires 1 3. 1.5v … Continue reading →

There are even some cables that convert between all three popular types of USB cords. These cords include USB-C, micro-USB, and Lightning connectors. What are the three types of chargers? In a nutshell, there are three different types of chargers. … Continue reading →

Short answer is NO! ATX/Micro ATX power supplies can be interchangeable. However, if you are dealing with an older power supply and a newer motherboard, you can run into problems. For instance, if the power supply predates SATA and you … Continue reading →

If the iPhone has been covered by an extended warranty beyond the one year so that it is still covered and the charger is not damage but has a problem with materials or workmanship then yes Apple will cover it. … Continue reading →

The reason for the standardization, the EU Commission said, is twofold: To “improve consumers’ convenience and reduce the environmental footprint.” In a statement, Apple said it agreed with the Commission’s proposal in terms of its goals, but disagreed with the … Continue reading →

Sig- nificant gains in battery life can be obtained by replacing the 9V/linear regulator combination with 2 AA cells and a step-up switching regulator. Two (alkaline) AA cells occupy 1.3 cubic inches, the same as a 9V battery, but contains … Continue reading →

You can use a 120W power adapter just fine on a device that only needs 65W. Is 120W charging safe? The incoming Xiaomi 11T Pro is going to support 120W fast charging. But there have been concern that this type … Continue reading →

Qi Wireless Charging uses a resonant inductive coupling between the sender (the charging station) and the reciever (the mobile device). A regular test signal is sent by the sender to check for a capacity or resonance change, telling the Qi … Continue reading →

MacBook Pro models that have removable batteries are: Models from before mid-2009, when the battery switch first happened to the 13- and 15-inch MacBook Pro laptops. Models without Retina displays. Can you take out the battery of a MacBook? Lift … Continue reading →

Crackling, sizzling or buzzing noises behind outlets switches or walls may indicate there’s an unsafe wiring condition called Arcing. In this situation, electricity is trying to jump from one connection to another, creating a spark. This is a potential fire … Continue reading →

Your battery will automatically stop charging when it’s full, but in some cases, once it drops to 99%, it will need more energy to get back to 100. This constant cycle eats away at your battery’s lifespan. Most phones come … Continue reading →

MacBook Pro Mid-2010 Models Like the previous unibody Mac models, it’s easy to upgrade the RAM and hard drive in the mid-2010 MacBook Pros. Here’s what you need to know about upgrading a mid-2010 MacBook Pro. Can my 2010 MacBook … Continue reading →