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Yhn ScienceSpace Policy first seen 17 h ago, last 9 min ago, peak #2

Hidden Software-Defined Radio Capabilities Discovered in ESP32 Chips

Original: Various Projects Find Hidden SDR Capabilities in ESP32 Microcontrollers

Several independent projects have discovered that ESP32 microcontrollers, among the world's most popular low-cost Wi-Fi and Bluetooth chips, contain undocumented software-defined radio capabilities. Hackers and radio enthusiasts are now exploring ways to use the cheap hardware to receive radio signals beyond its intended functions, potentially enabling new low-cost SDR applications and tools.

Why now: The discovery that ubiquitous, inexpensive ESP32 chips can double as software-defined radios has excited the hardware hacking and radio communities.

ESP32EspressifRTL-SDR

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