Made by KiwiSDR NZ in New Zealand, the KiwiSDR 2 is a software-defined radio with its own computer, packed into a small metal ...
Poorly designed PCBs and enclosures that slowly cook the electrolytic capacitors within are a common failure scenario in general, but they seem especially prevalent in so-called Internet-of-Things ...
Two tuners were developed for this receiver. The more sensitive one uses tetrode transistors in the RF amplifier, mixer and oscillator. Its disadvantages lie in a much higher cost and a 12 to 14 db ...
Abstract: Conventional Parallel Decision Feedback Decoder (PDFD) for $\mathbf{1 0 0 0}$ BASE-T transceivers, using Register Exchange Architecture (REA) in the Survivor Memory Unit (SMU), inherently ...
Abstract: The extraction of text from masked or partially occluded images, such as a road sign covered by a poster, a tree, or the environment (in which case occlusion may be caused by anything but a ...
A long-range communication system for sending text messages (up to 50 characters) and GPS coordinates via 433 MHz LoRa using ESP32/ESP32-S3 and Android devices. android-lora-ble-bridge/ ├── android/ # ...
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