What is a hertz TV?

Answer "Hertz" refers to the refresh rate of a television. The number value is the number of times the television refreshes an image in a second. If a television is labeled as "30 hertz," it displays 30 i... Read More »

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Can you use 220 volts 60 hertz South Korean home appliances vacuum cleaner iron fans etc in Europe or in Bangladesh at 220 volts 50 hertz?

The information given in the answer to the Related Question shown below may be relevant.

At what hertz do I set a sub amp?

Setting the crossover on your subwoofer's amplifier is largely a matter of trial and error. Although THX specifies a crossover point of 80 hertz in a home theater system, and there is a rule of th... Read More »

What is a 120-hertz TV?

A 120-hertz television displays twice as many images per second than previous generations, which should translate to a clearer picture. Still, some question how effective this is.DefinitionTelevisi... Read More »

What are electrical hertz?

The electrical hertz is often used to measure the power of household appliances, and it's easily calculated with a simple equation. Understanding a few key concepts about electrical waves can make... Read More »