The polarity markings on LEDs (Light Emitting Diodes) seem to be a common cause of confusion. The polarity may be indicated by a flat section on one side of the body or by one lead being shorter than ...
Choosing a new TV isn't always straightforward. Here's what to know about Mini LED and OLED display technologies before you ...
In a previous article, we explored the behavior of an LED diode as a small light source. We have seen how important a protection resistor is to light up this component. In this article, we will ...
Witam, Wykonuję modyfikację pewnego urządzenia, dodając zewnętrzne zasilanie. Aktualnie działa wyłącznie na baterii 9 V. Bez wchodzenia w szczegóły. Układ zasilacza standardowy! Tzn. pierwotnie układ ...
I needed a pulsating light for a certain signaling. Voltage was 230V. So I decided to make a simple circuit, consisted of a LED diode, two capacitors, two resistors, a diac and a diode. Activity of ...
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