More performance needs more power. Nvidia’s new RTX 3090 Ti is dropping soon, and early leaks suggest it will have massive power demands. But it’s not surprising considering current versions like the Asus ROG Strix 3090 OC Edition uses around … Continue reading →

An LED has two terminals, one called the anode and the other the cathode. The longer lead is the anode, but the best way to test them is to carefully look for the flat mark at the bottom of the … Continue reading →

New Genuine Laptop Charger 65W Watt 20V 3.25A USB Type-C AC Adapter Power Cord ADLX65YDC2A FOR LENOVO Thinkpad X280 X380 X390 L390 E480 E490 E580 E590 E495 R480 S1 2018 T470 T470S T480/T480S. What size is Lenovo laptop charger? 4.0 … Continue reading →

BUT, remember the large, basic USB connector is the outgoing power… So plugging a USB stick in would not do any harm, but if you had a USB-to-USB cable, which are not easily available, and you plugged it into a … Continue reading →

Many UPS systems are marketed using the volt-amps measurement, but sometimes include the wattage too. A 350-VA unit costs about $50 and should power a router for almost two hours, depending on the router’s wattage. A 2,200-VA system costs about … Continue reading →

Run your laptop until the battery has been completely drained. You can simply keep your computer turned on until the battery life runs out, but streaming video or running another battery-consuming process will speed up the battery draining. Leave your … Continue reading →

1 A. Milliampere to Ampere Conversion Table Milliampere [mA] Ampere [A] 20 mA 0.02 A 50 mA 0.05 A 100 mA 0.1 A 1000 mA 1 A What is 1000ma? One milliampere is equal to 1/1,000 of an ampere, which … Continue reading →

In our opinion, the Titanium level is the most significant of the 80 PLUS certifications, because it’s the first to take into account the efficiency under such a light load level. Is 80 Plus Platinum better than titanium? 80 Plus … Continue reading →

Check Your AC Adapter If your laptop battery doesn’t seem to hold a charge, your AC adapter may have been damaged by the surge. Dirty power from power surges or brownouts can also affect your AC adapter, causing it to … Continue reading →

How are USB ports wired? The USB cable provides four pathways- two power conductors and two twisted signal conductors. The USB device that uses full speed bandwidth devices must have a twisted pair D+ and D- conductors. The data is … Continue reading →

A power supply is an electrical device that supplies electric power to an electrical load. The main purpose of a power supply is to convert electric current from a source to the correct voltage, current, and frequency to power the … Continue reading →

No, definitely not. The original battery with nominal voltage of 3.8 V has a charging voltage of 4.35 V instead of 4.2 V. You should never charge a li-ion (or LiPo) with higher than specified charging voltage because it may … Continue reading →

Your vehicle’s cigarette outlet, also known as a 12V accessory outlet, provides 12 volts of Direct Current (DC) power. DC power functions very differently from the Alternating Current (AC) power that comes out of your electrical outlets at home. Do … Continue reading →

RAM’s Performance Lifespan Generally, you could last around 8 to 12 years before needing an upgrade but that is only if you want to play the latest games without consuming too much memory. How do I check my RAM lifespan? … Continue reading →

The heat generated from the PSU can only affect the GPU if the PSU is too hot and the two parts are very close to each other, another reason would be if the PSU is cheap and malfunctioning, the PSU … Continue reading →