The Shenzhen element of this Qatar World Cup is eye-catching. Among them, Hytera Communications Co., Ltd. provides a complete system and terminal solution to Qatar's TETRA private network operator with the world's leading intelligent communication integration technology, which provides a powerful communication guarantee for the deployment of public security forces in the core area of the event, th...

Attenuators are important electronic components that are widely used in various electronic devices, especially in communications, instruments and equipment, and test systems. They are mainly used to adjust the size of the signal in the circuit, prevent signal overload, protect instruments and equipment, optimize signal transmission, and improve impedance matching. Attenuators are divided into two ...