NightMare · 3 min · System overview
Controlling an old AC without modifying it
From manually synchronizing an infrared controller to observing the AC with a separate acoustic device: Adler and Watson in NightMare.
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Vitor Mattedi
Engineering studies
How these systems took shape, the decisions behind them and the limits of the evidence.
NightMare · 15 min · Engineering study
What the AC’s sound can tell us
Building Watson: the experiments behind fan and compressor detection, alarm interference, threshold selection and the move from PC analysis to an ESP32.
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