Resonance concept Like swinging 1.A push is hard to swing high. 2.The best way is to push in the same direction as the swing moves;That's the frequency of the push and the swingThe same frequency.A swing has its own natural frequency,...
Motor：Because the first mobile phone vibrator was a small motor belt moving eccentric block, so the popular vibrator is also called the motor. A vibrator is a device that provides vibration in a mobile phone. With the exception of...
Part construction drawing of coreless motor Operating principle of coreless motor 1.The motor rotates by virtue of the "electromagnetic force" on the coil. 2.Electromagnetic force: when an electric current passes through a coil in a magnetic field, the coil is forced...
1.Basic theory of electromagnetic compatibility ·Electromagnetic compatibility In the same electromagnetic environment, the equipment can work properly under the interference of other equipment, and at the same time, it does not interfere with other equipment. Electro Magnetic Compatibility (EMC)。 ·Three Elements of...
Background analysis: When the motor is running, the radio frequency of different types of mobile phones will be interfered with： a. The interference of coreless motor has 3~5dB in the frequency band around 900HZ . b.The coreless motor has different interference...
A very interesting video about how to make a mini spider robot using Cylinder Coreless Motors. You can easily make Spider Robot. It's a funny item. You can gift your child, brother, kids or you can play with...
Engineer"tpsully" became inquisitive about navigating his environment while blind following his buddy lost sight in his right eye and meeting with others that have blindness. When there are Braille messages onto several buildings, seeing-eye puppies, walking canes, as...
Although it likely will not be the best phone of the entire year, Oppo’s Discover X is early on contender intended for the majority of a fascinating telephone of the 12 months because of the pop-up camera module,...
In 1997 Sony revolutionized the gaming market by a review of a straightforward although effective vibrotactile opinions in the DualShock control for Ps. By 2013, more than 400M products have already been sold. Nowadays, the game user interface...
Remember the Vivo Apex, the crazy concept phone shown at Mobile World Congress this season? Vivo lately announced it could be the basis for a phone we could in fact buy, and has revealed the final device. It’s...