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Reverse engineering a restaurant pager system

Let's reverse engineer a restaurant pager system I bought off the internet!

Paul Tagliamonte 2024-06-14It’s been a while since I played with something new – been stuck in a bit of a rut with radios recently - working on refining and debugging stuff I mostly understand for the time being. Idle curiosity gave way to the realization that I, in fact, likely had the means and ability to answer this question, so I bought the first set of the most popular looking restaurant pagers I could find on eBay, figuring it’d be a fun multi-week adventure. Love a good ISM band device), and after taking an inital read through the manual for tips on the PHY, I picked out a few interesting things.

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