Tubes were visible in various electronic devices in the early part of the last century. Later, transistors appeared and tubes were gradually replaced. In today's people want to display numbers, as long as the digital tube is used, when there is no digital tube in the past, a special tube, the glow tube, is used to realize the digital display.

People who often go to the kitchen must not be unfamiliar with the kitchen timer. It is one of the necessary auxiliary equipment for cooking soup. Ordinary people will be the timer of this electronic LCD screen.

Literary youth may choose this retro mechanical timer

The tube madness is different, and he will definitely choose to use the glow tube as the display timer. This is a glow tube type timer sold in the Akihabara electronics market. Four glow tubes are used, with a limit of 99 minutes and 99 seconds. The time controller works with a button battery, and the work of the glow tube requires an external power supply. The power supply has a specification of 5V2A. If the thing fell in the kitchen, how touching it is.

Set the time through the keyboard, I guess the ## key is definitely the OK button

The instructions seem to understand a bit, who told me to use the Chinese characters of my great heaven

These four tubes seem to be products of the former Soviet Union, and the price is not very expensive. The effect of the display looks like a special "warm"

The glow tube is a bit of electricity, not abandoning the price and power consumption, in fact, put the clock in the room. I feel very good