It did take a few seconds to warm up, but you'd get the nice crackly static charge on the screen, warm glow of the tube heater, and barely audible coil whine.

It did take a few seconds to warm up, but you'd get the nice crackly static charge on the screen, warm glow of the tube heater, and barely audible coil whine. My mother in law has a classic floor console tube (wood cabinet) hooked to google fiber.