Search results
Results from the WOW.Com Content Network
In visual perception, flicker is a human-visible change in luminance of an illuminated surface or light source which can be due to fluctuations of the light source itself, or due to external causes such as due to rapid fluctuations in the voltage of the power supply (power-line flicker) or incompatibility with an external dimmer.
The requirements of a flicker measurement equipment are defined in the international electro-technical standard IEC 61000-4-15. [2]A flickermeter is composed of several function blocks which simulate a 230 V/60 W or a 120 V/60 W incandescent lamp (reference lamp) and the human perception system (eye-brain model).
The flicker of a CRT monitor can cause various symptoms in those sensitive to it such as eye strain, headaches [9] in migraine sufferers, and seizures in epileptics. [10]As the flicker is most clearly seen at the edge of our vision there is no obvious risk in using a CRT, but prolonged use can cause a sort of retinal shock where the flickering is seen even when looking away from the monitor.
If your AOL Desktop Gold contacts are missing, try the solutions listed below. Address Book Quick Find • Within your address book, type in your contact using the Quick Find search bar.
Watching the lights allows one to follow the instructions and the changing data as it runs the Squares program displayed on the panels. In computer jargon, blinkenlights are diagnostic lights on front panels of old mainframe computers. More recently the term applies to status lights of modern network hardware (modems, network hubs, etc.). [1]
It's possible that some programs have been set to start automatically when you turn your computer on. These programs may cause your computer to slow down. Not all of these startup programs are essential for your computer to run properly. To find out more info on what programs are required, contact your computer manufacturer.
Today's NYT Connections puzzle for Wednesday, January 8, 2025The New York Times
Dimmer light switch with RF-based remote control [1] A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2]