Pourquoi nos pendules ne sont plus à l’heure

Vous l’avez peut-être remarqué ces dernières semaines. L’horloge du four ou celle du radio-réveil accuse, de façon inexplicable, quelques minutes de retard. Rien à voir avec un défaut de fonctionnement de ces appareils. L’origine de cette inexactitude est à chercher

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Moving Portrait Project

This code is NOT to be shared with any who do not possess the Dark Mark. Death Eaters have worked relentlessly on developing this and do not want any worthless muggle-borns or blood traitors laying their filthy little hands on

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POWER CUT/ON INDICATOR

The idea of making this Power cut/on indicator came because of a real time problem faced in DIC (Design Innovation Centre) department of Vigyan Ashram, Pune, India. The battery in DIC department provides backup power supply for Classroom, Computer lab,

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BLE for Energy Harvesting

I just wonder if BLE is suitable for energy harvesting topic?. I want to ask if your ASIC need permanent power supply? An idea behind is to use a piezo-energyharvester as energy source and provide stable DC … Lire la suite

Introducing LoRa™ !

LoRa™ =Long Range wireless data telemetry and relates to a radical VHF/UHF 2-way wireless spread spectrum data modulation approach that has recently been developed & trademarked (™) by Semtech – a long established (1960) US multinational electronics firm. Refer [1]=… Lire la suite

hallard/NodeMCU-Gateway

NodeMCU ESP8266 Gateway Goes to WeMos ESP8266 This gateway has been updated by a new version for the following reasons: Now I’m using WeMos D1 Mini board instead of NodeMCU’s one because they’re just smaller and cheaper (you can find … Lire la suite

Impact du béton, de la naissance à la destruction


Poutres constitués de six bétons différents. ©ClimatCon

Des chercheurs de l’Union européenne ont développé une méthode d’évaluation plus précise de la durabilité des structures en béton, méthode qui tient compte du fait que les structures construites en béton dites «vertes»

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