Article List
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Detailed explanation of ultrasonic sensor ranging methodIn daily production and life, ultrasonic ranging sensors are mainly used in car reversing radar, robot automatic obstacle avoidance walking, construction sites, and some industrial sites such as liquid level, well depth, pipeline length and other occasions that require automatic non-contact ranging.
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Solder joint of buzzer -----time and temperatureThe soldering temperature and soldering time of the buzzer will directly affect the deformation coefficient of the buzzer, thus affecting the buzzer sound. May cause the buzzer sound to become small, no sound, hoarseness, etc.In order to avoid the above problems, we hope that customers can refer to
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"Tickless and Flealess",keep away from ticks, fleas by using 40KHz ultrasonic sensors.About ticks and fleasTicks live by sucking blood. They usually live in terrestrial mammals, birds, reptiles and amphibians. Some species invade the human body. Ticks absorb a large amount of blood, which can swell several times to dozens of times when they are full of blood at each developmental sta
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Common methods of repairing piezo buzzerWe have already done some simple analyses on the piezo buzzer, magnetic buzzer, and mechanical buzzer before. In fact, some basic knowledge about them has already been understood. It is essential for us to be damaged during use. If there is no suitable replacement and it is urgent, then could we rep
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What is a mechanical buzzer ?What is a mechanical buzzer? The mechanical buzzer is a special sub-category of the electromagnetic buzzer, which consists of an oscillator, an electromagnetic coil, a magnet, a casing and etc.The mechanical buzzer is always with high impedance, DC resistance is infinite, AC impedance is also very l
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Advantages and disadvantages of ultrasonic sensorsUltrasonic sensors have the characteristics of high measurement accuracy, stable operation, and temperature compensation. They are widely used in manufacturing, power, metallurgical measured building materials, chemicals, food, automobiles, warehousing, ships, ships, textiles, transportation, explor
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Loudness and pitch of soundLoudness and pitch of soundSound is a vibration of air.Sounder pressure level (dB) = loudness of soundAir pressure is called Sound Pressure when a sound is propagated through the air.Minimal loudness of sound perceived by a human is defined as 0dB (20μPa). Sound pressure that Manorshi’s sound compon
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Active buzzersAn active buzzer is a device that beeps at a preferred frequency. The device generates sound itself. This is usually the case even if no force or stable direct current is applied. If you want to buy a buzzer that emits sound without generating an oscillating signal, then this may be your best ch
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Magnetic V.S. Piezo BuzzersThere are two main types of buzzers, namely magnetic buzzers and piezo buzzers. In general, magnetic buzzers are more traditional. Compared with piezo buzzers, their composition is more convenient. When a voltage is applied, the coil of the buzzer generates a viable magnetic field, which makes t
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How to choose a right SMD buzzerIf you are designing various products (such as home appliances or reliable access control systems, etc.), you should choose a good quality SMD buzzer as the main way to interact with different users. As outlined by www.manorshi.com, you need to understand and master the parameters of the SMD buzzer