Hello friends in this video I have made a small machine to make spring coil for antenna. In this project I have used two stepper motors and a button to start machine. and some 20x20 alu. extrusion for ...

1、Config Mode（Cailibration、Freq Range、Reset、Exit） turn off system,and always hold down the button.then,turn on system,will have tip "Config Mode". at the config mode,u can cailibration,change freq ...

Abstract: To address the problems of short data link signal distance, poor pointing accuracy, and the real-time performance of ordinary directional antennas during the flight of small and medium-sized ...

Abstract: Wireless communication is common use on devices to send or exchange information such computer peripheral, mobile device, home appliances, etc. Every device embedded with wireless module and ...

When it comes to giving your project wireless capabilities, the 433MHz ASK transmitter and receiver is a common choice among engineers, developers, and hobbyists because of its low price, easy to use ...

Here in Munich, at Electronica 2018, Arduino has just announced the Arduino PRO Gateway for LoRa. Massimo Banzi, co-founder of Arduino, introduced the new Arduino approach to reducing the complexity ...