Jan 1 2010

PIR Sensor Mod


I needed a PIR sensor for a halloween project and not having a Maplin near by I decided to modify an £8.99 Security Floodlight from Argos. One thing you should note is that the default ‘switch-on’ time is around 1 minute. I didn’t need to change this for my application, but it may be an issue if you only need a short high-pulse when something is detected.

PIR sensor box

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