“LILYGO MySondy GO LoRa32” is a small ESP32-PICO-D4 board with a 433 MHz LoRa module and a 0.96-inch OLED designed to track (RS41) radiosondes, which are units attached to weather balloons used to ...

The Italian master Marco Bellocchio turns to TV, revisiting the mysteries of the Aldo Moro affair. By Mike Hale This fall on TV from the rest of the world: a German small-town murder show called “Miss ...

[导读]射频模块由一个433mhz的射频发射器和接收器模块组成。这些是ASK(幅度移位键控)或OOK(挂钩键控)型射频模块。当发送逻辑零时，发射机完全抑制载波频率，因此在电池操作中只消耗低功率。当逻辑1被传输时，发射机是ON的，并且载波频率是满的，因此，将有 ...

Abstract: Wireless multimedia sensor network drastically stretches the horizon of traditional monitoring and surveillance systems, of which most existing research have utilized ZigBee or WiFi as the ...

CNXSoft: This is a guest post by Florian Robert (1technophile) of the OpenMQTTGateway project about using a 433 MHz LoRa transceiver on an ESP32 board for home automation, specifically to talk to 433 ...

Making wireless projects in embedded electronics becomes very important and helpful as there are no jumbled wires all over which makes the device more handy and portable. There are various wireless ...