A cold cathode is a cathode in a gas-filled electron tube that is not heated by a filament. The voltage potential within the tube is sufficient to ionize the gas and cause the current to flow. For ...

I've never seen/heard of those before, but as long as that pic is true to life (which is doubtful), the lamp shoudl be much brighter. Also, I doubt they would charge that much higher unless it ...

In a quest for cheap under-cabinet lighting, the owner of the kitchen pictured above turned to cold-cathode tubes intended for the inside of a PC case. The result of his experimenting is a kitchen ...

Vancouver Island artist Kyle Miller has found a new use for an old technology, using Soviet-era , cold cathode Nixie tubes to build displays for handmade, steampunk clocks. "The biggest appeal of a ...