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What you should know about the servo motor?
Sep , 04 2020
Servo motors are micro motors used as actuators in automatic control devices. Their function is to convert electrical signals into angular displacement or angular velocity of the shaft. Servo motor, also known as executive motor, is used as an actuator in an automatic control system. It converts the received electrical signal into angular displacement or angular velocity output on the motor shaft....
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What's the difference between a heat transfer and a water transfer!
Sep , 27 2020
With the improvement of the silicone product industry, many customized silicone gift processing will use the appearance pattern technology, some products choose mold printing patterns, while others choose pad printing processing or heat transfer printing. For soft silicone rubber products, what are the differences between thermal transfer and water transfer? Overview The appearance proce...
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Why does the gyroscope rotate and what is the principle?
Oct , 17 2020
Have you ever played with gyroscopes? This little stuff is like a magic. As long as the center keeps rotating at a high speed, it is a tumbler. If you give it a fulcrum, you can not only tilt it, but also stand on a thin line or even rotate on the tip of a pen. I can play it all day. The history of gyroscopes What we usually say and play with the gyroscope is a simple mechanical...
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What to know about Bluetooth Technology?
Oct , 25 2020
The birth of Bluetooth Technology Bluetooth actually dates back to World War II. The core of Bluetooth is short-range radio communication, which is based on frequency hopping spread spectrum (FHSS) technology. It was proposed by Hollywood actress HEDY LAMARR and pianist George Antheil in August 1942. Inspired by the number of keys on the piano, they control the torpedo by using 88 different...
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Quick Guide To the Moon phases&How the Moon Affects affect us?
Dec , 31 2020
What Are the Moon's Phases?&Lunar phase changes First, from the perspective of our observation of the earth, the phases of the moon are roughly divided into four stages, namely the new moon, the first quarter moon, the full moon, and the last quarter moon. Around the 30th or the first day of the lunar month, the moon is between the sun and the earth. People on the earth just see the dar...
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What is DCF signal?
Jan , 15 2021
Introduction of DCF Code The flingDCF transmission tower and spare transmission tower are located in Mainen (latitude: 50°01' N, longitude: 09°00' E), about 25km southeast of Frankfurt. Since 1959, DCF77 has served as a standard frequency. Since 1973, time and date information has been added. The DCF transmission power is 50kW and the transmission frequency is 77.5kHz. The DCF signal is tran...
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What is Electromagnetic Waves&How do electromagnetic waves travel?
Jan , 15 2021
Many people have questions about the relationship between electromagnetic wave frequency (wavelength) and signal coverage. Some people say that the higher the frequency of electromagnetic waves, the weaker the penetration, so the coverage is poor. So some people ask, X-rays and γ-rays are high in frequency, aren't they used for medical photography and metal equipment flaw detection? Some people ha...
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