Hello my dear friends. Roman is here with you as usual. The other day I decided to watch an interesting movie, but unfortunately, I couldn’t play it loud, as I wasn’t alone in the room. That moment I’ve got an idea to make an extension cord for headphones to watch films laying in bed, instead

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Hi my dear friends! In today’s video I’d like to show you a great idea of how to make an electric toothbrush. In order to make it, we of course, need a toothbrush, a small battery, a vibro-motor, which you can remove from an old cell-phone, a switch and a few wires. We have to

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Hi! In today’s video I’ll show you how to make a stand with a temperature controller for solderer. First, we need a switch with resistor, you can buy it approximately for $4 and more. The price depends on quality. Note that it is on 220V, because there are the same switches for 12V. We also

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Hi! Today I decided to try to light up a lamp with potato. We need a potato, two types of nails – copper and zink ones, connecting wires and a lamp. Let’s look what result would be. We’ve got a tester on the table, I took it to show you how much electricity can be

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Hi everyone! Roman is here with you as usual! Due to the fact that we haven’t seen mini gun manufacturing videos for a long time, I decided to show you how to make mini potato gun with a simple injection syringe. First we need two syringes: one should be for 50 ml and the second

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Hello my dear friends! As usual, Roman is here with you. I read all your comments and suggestions, but unfortunately, physically I cannot manage to answer to each one of you. The most popular suggestion is to make a mini electric shocker with your own hands, even a weak one to play a joke on

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