17 January, 2016

Changing the battery of your tablet for a few bucks

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In this post we will change a spent battery to a 9-inch tablet Currently it is not uncommon to see every family with an Android or Apple...
12 January, 2016

Extending the battery life of your phone past 3 DAYS

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S5 with housing and battery Zerolemon What's hot? Granted, cheating is so fashionable today... but if not, "you wouldn't go...
11 January, 2016

Build your own fully customizable Energy Monitor for 30 bucks

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Arduino UNO with a 2.4 "TFT monitor the consumption of a house The crisis continues, s o If you want to know how much electricity...
10 January, 2016

Everything you wanted to know about planned obsolescence ... and other topics on home appliances

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Good, I was thinking about writing an article about the "planned obsolescence" after having a nice discussion with a "Bla...
09 January, 2016

How to locate the fault point on a fiber optic cable without tools

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24 port switch with Allied Telesys Quality There are expensive cable testing tools that tell us quickly and reliably what fiber cable ...
08 January, 2016

Blurry text in Google Chrome and other Aplis after installing Windows 10: How to fix it

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Windows 10 by default applies a display configuration and scaling according to the screen size  that we have, which  may result in a nea...
16 October, 2015

Fuel economy in a car: Charging battery the Arduino way: 2nd and last part

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26650 LifePo4 A123 batteries (2.3 Ah) After analyzing the advantages and disadvantages of changing the car battery for a homemade LiFeP...
04 September, 2015

Home Automation: How to activate a relay via USB on Windows to control devices (blinds, lights, etc)

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Although it is most  economic and versatile use Arduino as a programmable electronic board, so we avoid the known unreliability of Wind...
22 August, 2015

Fuel economy in a car: Charging the battery the Arduino way - Part One

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In this post  we will see what details we consider to adapt a vehicle to save fuel by switching off the alternator  when we are not int...
21 July, 2015

The Li-ion 18650 for sale on the Internet: There are more false than legitimate

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When I started acquiring Li-ion batteries 18650 back in 2012 to  restore some packs , there were still no stores in Spain that had them...