The LILYGO T-Echo Plus is another off-grid LoRa communicator, similar to Blackout Comms, ThinkNode M2, and Wio Tracker L1 Pro, but it features a metal ...

Over the past decades, engineers have introduced numerous technologies that rely on light and its underlying characteristics. These include photonic and quantum systems that could advance imaging, ...

Semtech Corp. has launched two new LoRa Gen 4 transceivers that extend the capabilities of the LR2021 Gen 4 transceiver, introduced in March 2025, into cost-optimized and application-specific ...

Doing more with less in electronics often means improving power density. One of the new areas garnering attention involves applying a variety of advanced modulation techniques, including PWM and space ...

What if you could decode the invisible chatter of wireless networks, uncovering the secrets of off-grid communication systems, all with tools you can build at home? The intersection of ...

I’m using the lora-net/sx1302_hal packet forwarder. After setting all parameters correctly, the packet forwarder (lora_pkt_fwd) runs fine and sends data to the ChirpStack server when connected via ...

Abstract: The communication device or transceiver under the massive Internet of Things (IoT) paradigm is characterized by the following essential aspects: 1) resource efficiency, 2) energy efficiency, ...

Hi I am running a Chirpstack server 4.9.0 and cannot send downlinks to a class C device immediately after the 1st uplink. I enabled the Class C option under the device profile. My downlink will only ...

Pagers may have largely gone out of fashion in the age of the smartphone, but the T-LoRa Pager from LILYGO puts a modern spin on the class communications device. It’s a portable device with a 2.33 ...

The new product from Semtech offers ability to transmit larger packets of data including images and sound recordings for AI-powered solutions It also operates with third-party IoT protocols including ...