Overview A DC Motor is the simplest of motors that beginners and hobbyists encounter. It is very simple to operate: connect the two leads of the motor to the two terminals of a battery and voila! Your motor starts rotating. If you switch the leads i.e. reverse the polarity, the motor will rotate in reverse direction. It is as simple as that. If you want to control the speed of rotation of a simple DC Motor, then there is a technique called PWM DC Motor Control....

That is where the audio frequency spectrum comes into the scene. Understanding the audio frequency spectrum and its distribution among all components is essential if you want to be an audio geek. It is equally useful in understanding various technical specifications of audio. Besides, it is mandatory to understand the audio frequency spectrum if you want to understand various audio equalizers. What is Audio Frequency Spectrum? To understand the audio frequency spectrum, you need to understand frequency first....

The BenQ Eye Care technology aims to deliver consumers a better choice to take care of their eyes in a healthy way. With this technology, consumers have the ability to filter out the blue light at levels that correspond directly to the task that they are doing. The Low Blue Light (LBL) technology offers four preset models to the users namely Multimedia, Web surfing, Office and Reading modes and they minimize the blue light emission by a maximum of 70%....

Bluetooth speakers are similar to normal speakers with one plus point: Bluetooth technology. It can be controlled remotely to change music or perform other functions without needing any network connectivity. This hands-free control keeps the driver focused on driving. To understand Bluetooth speakers we will go through some important factors. Battery life: Bluetooth speakers are mostly portable units and hence they have batteries. The battery life is a vital factor that gives an idea of how long the speaker can play your favorite music....

ETL is an acronym for the “extract, transform, and load” process. This process helps in handling data by editing, transferring, and storing the data files in a desired data-storage system. The ETL tools are developed to work on the basic principles of the ETL process. To understand this process and the related tools, this article will walk you through all the important aspects of ETL tools. ETL And Working Principles of The Tools Extract, transform, and load (ETL) is a process that segregates the data to make it easy to load on data storage systems....

That is why facial recognition has become so handy to find out the profiles of a person from his photos through reverse image searching. Here is the list of the best search engines where you can find out all the available data online of a person from his photo. Best Facial Recognition Search Engines 1. Google Face Recognition Google is a popular search engine and it has come up with many new services....

Mobility scooters are a special type of vehicle that offers good stability due to their four-wheel design. These scooters feature ergonomically placed handlebars and seats that offer comfort to the user. Since these scooters serve the purpose of effortless performance for indoor and outdoor applications, it is important to learn about a few factors. Weight capacity: A mobility scooter has a certain loading capacity up to which it easily transports the user and their luggage....

Have you ever noticed that LED light bulbs sometimes flicker, even if they are off! We recently noticed that and believe we are not the only ones to witness it. Hence, we did a little research and thought to share the science behind it with all of you. Thus, if you have any queries going on in your mind about LEDs, you may find your answers here. So, make sure to read this article until the end....

It comes with a 7 inch capacitive touch screen with a resolution of 800 * 480 pixels which will give you a pixel density of about 138 pixels per inches which, although not being a very good display quality is standard in this price range tablets. It is powered by a 1.2 GHz Cortex A8 processor. The number of cores has not been specified yet. The devise employs Android 4....

Some of these classes of actuators which are widely used in industrial applications include hydraulic actuators, electrostatic actuators, electromagnetic actuators, thermal expansion actuators and pneumatic actuators. In mechatronic system design the most important aspect is the selection of actuators because the characteristics of actuators are directly reflected to kinematic performance of the employed system. This article mainly concentrates on electromagnetic actuators, so let us go in detail about this topic....

Introduction Wide variety of advantages such as high input impedance, simple fabrication, simple operations, etc. makes the Field Effect Transistors (FETs) to be used popularly in different applications particularly in integrated circuit systems. FETs are the 2nd generation transistors after the BJTs. These can be used as amplifiers in oscilloscopes, testing and measuring instruments, electronic voltmeters, etc. and also used in switching actions. Let us see in detail of the working of a FET as a switch....

Sometimes the issue is not very easily fixed, so here are some of the best methods to fix files not uploading to Google drive using the method below. You can solve the issue of files unable to upload to Google Drive on your Android, iPhone, or Windows and Mac PC Browser. Files Not Uploading to Google Drive from Browser Here are some of the best methods to fix if files are unable to upload to the Google Drive site from a PC browser....

How does GMAW work? Why is it preferred over other welding techniques? Well, you can find all of your answers regarding GMAW below. So, let’s start. What is GMAW Earlier construction and manufacturing industries had to invest a lot in building materials and human labor. The obsolete or traditional methods consumed up to 85% of the total costs. And this is what led to the use of GMAW. GMAW, also known as gas metal arc welding or wire welding, is an effective welding process....

All of us here at GadgetsToUse would like to wish our readers a VERY HAPPY NEW YEAR! 2013 has been awesome, and we hope 2014 has something even better in store. We’ve received thousands of comments from GTU readers. While we could reply to most of them, there have been a few which have gone un-replied. We hope our readers understand that it is because of various commitments with GadgetsToUse that we couldn’t reply....

How To Charge AirPods Charging Case? By charging the AirPods case, you will be able to charge your AirPods as well as AirPods Pro wirelessly. You can do it in two different ways. By utilizing a charging mat with Qi compatibility, you can put the charging case on the charging mat. Make sure that the lid of the case is closed and that the indicator light faces upward. If in any case, you don’t have a charging mat for wireless charging, you will have to plug the lightning cable into the charging case....

However, not many Outlook users are aware of the steps to take in order to change passwords. That is why they do not bother themselves regarding changing passwords from time to time. In this article, we will discuss how to change Outlook passwords on different devices. Steps To Change Your Password in Outlook 365 To change your password in Outlook 365, you need to follow these steps. Sign in to Office 365....

If you are an Apple user, then you might know about iCloud, which is a cloud storage service by Apple. Now it is so easy to use on Apple devices, but it is a little tricky when it comes to other devices like a windows PC. If you are a windows user, but you want to use Cloud, then it became a little complicated. Don’t worry. We got you covered as we are going to provide a full guide on creating an iCloud account on your Windows PC....

Opening a YouTube channel has become a craze among teenagers and creative people who want to showcase their creativity to the world through the platform. However, things always do not go as per plan, and you might want to delete the YouTube channel. Methods On How To Delete YouTube Channel You can delete your YouTube channel permanently as well as hide it temporarily and keep your content intact. How To Loop Youtube Videos How to Get Audio from YouTube?...

A PCB or Printed Circuit Board is a board that contains several electrical components that are connected using conductive electrical tracks. A PCB provides physical support for mounting the electronic components and also the electrical connections between them. Students, hobbyists and beginners in electronics often start working on electronic circuits using breadboards. They are suitable for small projects which involve a limited number of components (through-hole components) and connections. Why do we need PCBs?...

Google Drive has a Dark Mode option for Android Mobile App. But if wish to use dark mode on Google Drive for Web, then there is no option provided by Google. But if you are using Chrome Browser, you can turn Google Drive into Night Mode with a couple of simple techniques. So, let us see the available methods to use Drak Mode in Google Drive on Chrome Browser....