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What's Inside More Than 30 Years Old Calculator

By Testas.T in Circuits Electronics

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In this video i show what's inside more than 30 years old calculator. This calculator is made in Russia and still works perfectly. It's weird that display tube is individual for each number. If you like this video then Subscribe and support me on patreon https://www.patreon.com/TestasTChannel

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2 Comments

7 years ago

Very nice, I love taking apart these devices too!