RFID basics18 August 20267 min read
Choosing between UHF, HF and NFC — a plain guide
The frequency you pick decides the range, the cost and whether the project works at all. Here is how to choose without reading a standards document.
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Notes on RFID that are actually useful
Written by the people who commission the installations. No vendor marketing, and no pretending a technology is right when it is not.
Implementation
Why RFID projects fail, and what to do about it
It is almost never the reader. Here are the five things that actually go wrong, in the order they usually happen.
30 July 2026 · 8 minEngineering
Why we build offline-first, and why it matters in India
Cloud-only software assumes a connection that a lot of Indian sites do not have. Here is what we do instead.
22 June 2026 · 6 minOlder posts are being brought across from our Medium publication. Anything not yet here is still readable there, and this page becomes the canonical home as posts are imported.
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