How the electronic clock works

An electronic clock is a timing device that displays “hours”, “minutes” and “seconds” in the human visual organs. Its timing period is 24 hours, the full-scale display is 23:59:59, and it has the function of correcting the time and reporting the time. Therefore, a basic digital clock circuit is mainly composed of decoding display, “hour”,…

How to adjust the electronic clock ABCD

Time setting: A——Date and time setting/moving B——Hourly alarm switch/increase C—— fixed alarm setting/mobile D——Water bird call adjustment (Take the setting of 10:38 AM on May 24, 2004, as an example) Press “A” key, “Year” flashes, Press the “B” key to set it to “2004”; Press the “A” key again, “Month” flashes, press “B” to set…

Features and functions of alarm clocks

An alarm clock is a clock with an alarm device. It can not only indicate the time but also send out an acoustic signal or other signals at a predetermined time. The movement structure of the alarm clock is mainly divided into two categories: mechanical type and quartz electronic type. Other types such as transistor…

How to adjust the alarm clock

1. The most commonly used alarm clock is the alarm clock with two small bells on the head and a round face. 2. On the front of the alarm clock is the alarm bell and timetable. 3. There are two rotary buttons on the back of the alarm clock, one to control the minute hand…

Living room wall clock size selection

The size of the clock in the living room should first be considered to match the size of the living room. The small living room is crowded with a large clock, and the living room is uncoordinated with a small clock. The living room wall clock is generally 12 inches, which is approximately equal to…

What wall clock is of good quality

The quality depends mainly on the movement and appearance of the wall clock. If you want good quality, the key is to choose the brand of wall clock movement, so that the quality is more guaranteed. The rest is to choose the appearance you like, but when choosing an appearance, you should pay attention to…

Mechanical Principles of Wall Clocks

The vibration mechanism is mainly composed of a balance wheel, pendulum shaft, hairspring, fast and slow needles, etc. The balance wheel will deviate from its equilibrium position and start to swing when subjected to external forces. At this time, the balance spring is twisted to generate a restoring torque. This is the principle of repeated…