The YEELIGHT Monitor Hanging Lamp / LED bar comes with an asymmetrical forward light design and fine lampshade which effectively reduces the screen reflection and glare. Triple eye protection and ...
The circuit in Figure 1 uses only five I/O lines to drive a dot- or bar-graph display of 20 LEDs. Although this version of the design uses a small and inexpensive one-time-programmable microprocessor, ...
Way back in 2018, I reviewed BenQ’s ScreenBar Plus. There was a lot to like about this LED workspace light. Unlike a traditional task lamp, the ScreenBar Plus attached to the top of your computer ...
This circuit uses two National Semiconductor LM3914 dot/bar-display-driver ICs to implement a two-digit, 0 to 5V LED voltmeter that mimics a subranging flash ADC. An LED bar graph comprising five LEDs ...
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