This simple POV Display is implemented using Arduino Nano, few LEDs, an IR Sensor, couple of LiPo Batteries and few other components. Introduction We have already seen a project based on the concept of Persistence of Vision or simple called as POV. That project was the 8x8x8 LED Cube. In that project, there are 512 LEDs in the cube but as it is difficult to control all of them at once, I was controlling 64 LEDs at a time and POV does the rest of the magic....

The small RV battery powers all the electronic appliances while your RV is running at full speed. Being a battery, it will exhaust its capacity sometime, and you will have to recharge it again. For new travellers, one of the main concerns is charging the RV batteries while on the road. Fortunately, there are ways to do this. Here are different and innovative methods that allow you to recharge your RV battery on the go, that too faster without a hitch!...

While all laptops have cooling fans inside, they will not be useful if the fans are not running at optimal speeds. Even though you can use programs to adjust the fan speed manually, not all computers may support a program like Speedfan which is considered as one of the best for changing fan speeds for both laptops and desktops. If you are also facing compatibility issues with Speedfan, then make sure to check out the Speedfan alternatives given down below....

In terms of specifications, the Stellar 520 is fitted with a 5 inch IPS OGS full lamination display with a HD screen resolution of 1280×720 pixels. Under the hood is a quad-core processor clocked at 1.3 GHz paired with 1 GB of RAM for better multi-tasking. The imaging needs are taken care of by an 8 MP primary snapper with auto focus and LED flash and a 2 MP front-facer that can make video calls and click self portrait shots....

For that, you will need a couple of handy tools and fixtures. And the most important thing that you will need is a decent reloading bench. If you have not purchased such an item before, take a look at some of the important characteristics of a reloading bench that you should be aware of beforehand. Type of Accessory: A reloading bench is not the only accessory that you will need to properly refill your shells....

Generally, electronic devices produce more heat. So this heat should be reduced in order to protect the device. There are many ways to reduce this heat. One way is to switch on the fan spontaneously. This article describes two such circuits that automatically, switches the fan when it detects the temperature inside the device greater than its threshold value. Output Video Circuit 1 Temperature Controlled DC Fan using 8051 Circuit Diagram Principle The project works on the principle of Analog to Digital Conversion....

Measuring the accurate weather around your living area becomes more important for sensitive or health-aided members of your house. In such a case, you can easily take measures if the number reaches your comfort level. At the same time, hobbyists and professional students have no reasons left to ignore this smart device. Moreover, this thing becomes more important for your farming and professional purposes. But, here’s a catch. This modern innovation comes with too many specs to look for....

We will do this by listing down and reviewing some of the best pancake air compressors there are. Our list has been curated and created on the basis of a few key quality factors. Consider these factors as a small and quick buying guide to picking the best pancake air compressor: Max PSI reading: The first and foremost thing that you need to consider in any air compressor is the maximum pressure it can read and deal with....

If there is even a little bit of disturbance in the welding cable, you will not be able to weld properly. Also, a weaker cable might cause hazardous accidents that result in fatal injury. Here are some important properties of an ideal welding cable: Safety parameters: As mentioned earlier, you will need a strong and durable cable while working with a high capacity welding machine. We will suggest you get a cable with the highest temperature resistance and current-carrying capacity so that it does not get damaged over time....

Air Flow: The most important thing to check before buying an AC vacuum pump is its airflow rating. It tells you about the amount of air being moved in a minute that is given as 3 CFM or 5 CFM, where a higher cubic feet per minute rating results in better performance. Pump Power: You can also check the pump power rating to get an idea about its performance while using such a vacuum pump....

However, there seems to be an issue with that. There are way too many adapters in the market. And all of them are not the same in terms of quality. Being able to pick the best will be an exhausting process. This is why we’re here to help. After researching so many car adapters finally, we’ve come up with a list of the best. Before getting into the list and starting our speculation, you should be keen on finalizing the adapter according to your needs....

A garden hose reel is a must to have a garden tool to store the hose properly and enhance its lifespan. It aids in performing all the gardening and other watering tasks. It winds up the hose without getting tangled or kinking and thereby prevents water blockage. Before making its purchase, we recommend you consider the following points. Hose Reel Capacity (Length & Width): Based on the hose reel type and its size, the length of the hose reel will range from 100 – 400 feet capacity....

One such type is the thermite welding process. Thermite welding works on the principle of welding two materials using a controlled chemical reaction. This chemical reaction produces high temperatures at the intended spot to fuse the material. To understand this welding technique in detail, we have explained every aspect of thermite welding in this article. The Working Principle Of Thermite Welding Thermite welding is based on the exothermic reaction. This process involves the production of immense heat....

New Notification Center iOS uses a refined Notification center. You can now scroll down the notification from anywhere, without having to close your current app. What’s cool is that you can also reply to messages and respond from the Notification center itself without having to close your current App. Apple is calling this interactive Notifications. You can also swipe away notifications from Lock-Screen and like posts on FB directly from Notifications....

Such kind of lighting patterns can be made using one of the best fiber optic lights that you will come across down below that have been chosen as per these factors: Number of Lights: A starlight pattern will only look good when there are multiple lights on your ceiling. This is only possible when the fiber optic lights that you are using have a lot of lights. Thus, while some of them offer 150 pieces, others might offer up to 550 pieces of lights for a much more realistic effect....

We recently got our hands on the TOPDON TC001 Thermal Camera. It is a compact unit that attaches to the USB-C Port of any Android Phone or Windows System. With a resolution of 256 × 192 pixels and a frame rate of 25Hz, you can expect high-quality images and videos. It also comes with a companion app/software for Android and Windows. This is the review of the TOPDON TC001 Thermal Imaging Camera....

Lava Xolo A1000 is the device which can face a good competition from this Videocon’s device. A53 will be coming with 1.2 GHz Dual Core Processor versus Lava Xolo’s 1 GHz Processor but A53 will be operating a bit older version of Android i.e Android 4.0 ICS where as Lava is coming with Android 4.1 Jelly bean. VA53 wil be coming with 5.3 Inch display and Xolo comes with 5 Inch display but the Pixel resolution of A53 looks weak as compared to Lava’s A1000....

The motor is switched OFF when the overhead tank or container is FULL. Here, the water level of the tank is indicated on LCD (Liquid crystal Display). Using this system, we can avoid the overflow of the water. We have already seen How water level indicator circuit works using AVR Microcontroller in the earlier post. But, here we are designing the circuit which is used to detect and control the water level automatically in overhead tank using 8051 microcontroller....

Introduction Almost everything in the World is somehow dependent on Electric Power. From operating your mobile phone to building an Airbus A380, everything requires electricity. The demand for electricity is always increasing and the need for better and efficient ways to generate electric power is higher than ever before. Power Plants, whether Hydro or Thermal or Nuclear, generate a large quantity of electricity by converting mechanical energy to electrical energy. Irrespective of the method used for generation, power must be carried from the generating stations to the destination i....

What is MTU Size? The Maximum Transmission Unit or MTU for short, is the largest data packet size that can be transmitted in the network. We measure MTU Size in Bytes. The value of MTU varies depending on the configuration and characteristics of the network interface. Technically, the computer calculates the MTU value for an interface based on the maximum size of the data that the network can transmit in the data-link frame....