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The Trade Exhibition Banner Diaries

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As can be witnessed during the image, the LED symbol human body is made of a diode image with two arrows. The 2 arrows denote that light is emitted from this system. An LED has an anode and cathode terminal. From the impression, the anode is on the left and https://www.uk-exhibitionstands.co.uk/product/backlit-display-kit-03/

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