Astrid Tech

Hardware, Python, and synthesizers. Building musical instruments and explaining how they work.

Oona Risnen on signal processing, radio, and hidden data. Decoding the invisible world around us.

Andrew Huang on hardware hacking. Reverse engineering and open hardware.

Obsessively detailed mechanical switch reviews. Force curves, sound tests, and thorough analysis.

Deep dives into electronics, retrocomputing, and security from the creator of AFL fuzzer.

Reverse engineering vintage chips and circuits. See the inside of the 8086, Bitcoin mining with pencil and paper.