https://jpralves.net/2015-06-23T00:00:00+01:00Joao Alves personal site with information related to electronics, science, technology and computers2015-06-23T00:00:00+01:002015-06-23T00:00:00+01:00João Alvestag:jpralves.net,2015-06-23:post/2015/06/23/drill.html

<p><img alt="" src="https://jpralves.net/imgt/2015/06/Ferramenta_1_Berbequim_t.jpg" /></p><p>The Drill is a tool that together with a bit or a bit allows them to rotate in the direction of screwing or unscrewing at variable speeds. This type of tool comes in several forms that enable several different types …</p>

2015-06-09T00:00:00+01:002015-06-09T00:00:00+01:00João Alvestag:jpralves.net,2015-06-09:post/2015/06/09/hammer.html

<p><img alt="" src="https://jpralves.net/imgt/2015/06/Ferramenta_1_Martelo_t.jpg" /></p><p>It is a tool that allows you to perform jobs where it is necessary to strike objects. It has several formats from the popular judge hammer, passing by the carpenter’s hammer, the sculptor’s or the geologist’s hammer …</p>

2015-06-02T00:00:00+01:002015-06-02T00:00:00+01:00João Alvestag:jpralves.net,2015-06-02:post/2015/06/02/pliers.html

<p><img alt="" src="https://jpralves.net/imgt/2015/06/Ferramenta_1_Alicates_t.jpg" /></p><p>The pliers are a manual tool that allows you to multiply the force applied on the rods to the tips of the tool. They are levers and have several functionalities. They are widely used in mechanics, electricity and electronics. Initially …</p>

2015-05-26T00:00:00+01:002015-05-26T00:00:00+01:00João Alvestag:jpralves.net,2015-05-26:post/2015/05/26/caliper.html

<p><img alt="" src="https://jpralves.net/imgt/2015/05/Ferramenta_1_paquimetro_t.jpg" /></p><p>It accurately measures the distance between two sides of an object. It is a tool that contains a graduated ruler with a movable slider that allows you to accurately measure small objects. At the moment this tool is very used …</p>

2015-05-19T00:00:00+01:002015-05-19T00:00:00+01:00João Alvestag:jpralves.net,2015-05-19:post/2015/05/19/screwdrivers.html

<p><img alt="" src="https://jpralves.net/imgt/2015/05/Ferramenta_1_ChaveParafusos_t.jpg" /></p><p>Hand screwdrivers for tightening and loosening screws. They do not have great science but there are several formats besides the two basic types we know. The so-called screwdriver and the Phillips star key. They exist with the fixed tip or …</p>

2015-05-12T00:00:00+01:002015-05-12T00:00:00+01:00João Alvestag:jpralves.net,2015-05-12:post/2015/05/12/soldering-iron.html

<p><img alt="" src="https://jpralves.net/imgt/2015/05/Ferramenta_1_FerroSoldar_t.jpg" /></p><p>Soldering iron is a hand tool used for soldering. It is a fundamental tool for making or repairing electronic circuits. It consists of a heating element that allows the melting of a material - the solder - that allows to join two …</p>

2015-05-05T00:00:00+01:002015-05-05T00:00:00+01:00João Alvestag:jpralves.net,2015-05-05:post/2015/05/05/multimeter.html

<p><img alt="" src="https://jpralves.net/imgt/2015/05/Ferramenta_1_digital_multimeter_DT830D_t.jpg" /></p><p>With multiple uses, these devices typically combine the functions of a Voltmeter, Ammeter, Ohmmeter to measure the voltages that pass in a circuit, the current in the circuit or the resistance of the circuit. There are the analog multimeters that …</p>