Author Archive

Battery powered IoT temperature logger testing

Two days I posted some pictures of my newest IoT gadget in Today’s IoT device posting.  This device was second version of my IoT temperature meter, now powered with two AA batteries. This device is built around tiny ESP8266 module I introduced in WIFI module ESP8266 for IoT article. The temperature data is read from

Today’s IoT device

This is second iteration of IoT temperature meter. Again based on ESP8266 module, but more compact. Now powered with two AA batteries. Here is view to data. Posted from WordPress for Android

The creation of the modern laptop

Here is some reading if you are interested in computer hardware and how it developed as you see it today. Sebastian Anthony / Ars Technica: How lithium-ion batteries, industrial design and Moore’s law created modern laptops article takes a look at the creation of the modern laptop: An in-depth look at lithium-ion batteries, industrial design,