Welcome to this guide on how to test a LED bulb with a multimeter. LED (Light Emitting Diode) bulbs have become increasingly popular due to their energy efficiency and long lifespan. However, just like any other electronic component, LED bulbs can sometimes fail or malfunction. Testing a LED...
As our testing is focused on indoor LED light fixtures, light is generally emitted in the forward direction and no light emission was blocked by the test apparatus. To avoid ambient light and temperature variation effecting the results, the test was conducted in a dark and temperature controlled...
you probably can’t do without a 12V battery. Heading off-grid for any substantial period while still having enough electricity to run your essential devices means you’ll need a backup power source to recharge your motorhome, van, or boat battery. ...
For portable and versatile power sources, explore options like utilizing a computer or laptop with a USB-to-DC adapter, a USB charger with a USB-to-DC adapter, a power bank with a USB output, or batteries connected in series to power your LED light strip without the need for an adapter...
To test your display for backlight bleed, play a pitch-black video in full-screen. The light that you see around the edges of the screen is backlight bleed.
Test Screen Name LEGEND , Dec 22, 2018 Copy link to clipboard Acrobat Reader doesn't use a GPU, except for the normal thing of displaying on a screen. It should be able to display on any screen. What is it that you want it to do, that it won't do? Votes ...
These are simplified examples, but they illustrate the main point of a hypothesis which is to frame exactly what you are going to test and the standards for success. They also use specific numbers, like a 10% increase in conversions. This is critical at the outset, because the magnitude of...
Light tents are a great way to capture images lit by soft, flattering light, and they’re used by a wide variety of photographers: product shooters, macro snappers, flower photographers, and more. If you need to photograph (relatively) small subjects and you want to create a consistent white...
This application note details a step-by-step design process for the MAX20446 6-Channel Backlight High Brightness LED driver and highlights the calculations needed to speed up the selection of critical components. The trade-offs of component selection are also discussed. This application...
How we test VPN speeds Using a VPN will slow your internet speeds. This can be a result of various factors, but it's mostly because the VPN encrypts your traffic and routes it through a different server location, both of which take time and contribute to the speed loss. Slow speeds can...