Signals when an on-circuit battery is exhausted, 5V to 12V operating voltage A Battery-status Indicator circuit can be useful, mainly to monitor portable Test-gear instruments and similar devices. LED ...

Ah, the humble status LED. Just about every piece of home electronics, every circuit module, and anything else that draws current seems to have one. In the days of yore, a humble indicator gave a ...

Las Vegas, NV (April 5, 2006) – Dortronics Systems Inc. is showcasing custom designed door entry solutions at this year’s ISCW. Among the many solutions offered is the 7201 Series High Intensity ...

Recently, I was working on a project that needed a couple of LEDs on its front panel for status indication. I realize many, if not most, pieces of electronic equipment now use graphic LCDs, Bluetooth ...

The light-emitting diode indicators, positioned just below your HP laptop monitor, report the status of the computer and its hardware. The LEDs can be useful for determining at a glance whether the ...

While some netbook makers *cough* *MSI* *cough* seem to feel the need to throw so many status LEDs on their case that it’s tough to tell what any individual blinking light means at a glance, others ...

Banner Engineering introduces the EZ-LIGHT® K30L and K50L Hazardous Area Indicator Lights. Featuring extensive ATEX and CSA approvals, the indicator lights are safe to use in every classified zone or ...

Apple has conceptualized a means of displaying icon-like status indicators on the iPhone's displays even when the handset is locked and the backlight turned off, a new company filing shows. The ...

Ah, the humble status LED. Just about every piece of home electronics, every circuit module, and anything else that draws current seems to have one. In the days of yore, a humble indicator gave a ...