this post was submitted on 21 Feb 2024
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MICROCONTROLLERS

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[โ€“] AnneBonny@lemmy.dbzer0.com 1 points 8 months ago (1 children)

Security tools like Flipper Zero are essentially programmable radios, known as Software Defined Radios (SDRs), a technology which has existed for years, and in some cases can be built using open-source or simple over-the-shelf-components.

SDR is really cool:

http://websdr.ewi.utwente.nl:8901/

[โ€“] al177@lemmy.sdf.org 1 points 8 months ago

SDR? I thought it just had a CC1101 for sub-GHz digital and an NFC/RFID module? CC1101 is very flexible but it doesn't do direct IQ sampling.