Lanterns

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Making a homemade projector at home

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Rules of choosing a projector

The air defense searchlight of the First World War

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What is a projector

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Features of ultraviolet flashlight

The remnants of the old

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How to fix the LED spotlight if it stopped working

Design of LED-lighting device.

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How to connect an LED spotlight

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How to build a flashlight

Reflector made of foil.

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How to make a spotlight yourself

Replacement of regular radiators with powerful UV-LED.

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UV flashlight with their own hands

Figure 5. The assembled electrical circuit of the device.

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DIY flashlight with their own hands

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Top best flashlights

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Variety of flashlights: how not to get confused when choosing

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Disassembly and repair of LED flashlight

Tips for reading

How to repair LED light fixture