The 32GB 2020 iPad (8th generation) is perfect for students, who are mostly looking to do school work, play the occasional casual game, stream movies and music and watch YouTube. It’s not recommended for serious gamers, as it won’t fit … Continue reading →

A digital camera uses an array of millions of tiny light cavities or “photosites” to record an image. When you press your camera’s shutter button and the exposure begins, each of these is uncovered to collect photons and store those … Continue reading →

There are 4 types of microphone: Dynamic Microphones. Large Diaphram Condensor Microphones. Small Diaphram Condensor Microphones. Ribbon Microphones. What are the types of microphones? Each of the three primary types of microphones—dynamic microphones, condenser microphones, and ribbon microphones—has a different … Continue reading →

There are two types of infrared films: color film and black and white film. The black and white infrared film creates very interesting pictures. It is sensitive to the wavelengths of blue light which is usually about 475 nanometers, and … Continue reading →

Our Verdict If you’re after a first camera for a 3+ year-old child, the VTech Kidizoom Duo is an excellent choice. It’s well priced, built to last, and is packed with kid-friendly features like a selfie camera, lots of digital … Continue reading →

There’s an infrared camera that can scan your face and grant access, a way to eliminate passwords. Because the infrared camera scans so thoroughly, it’s difficult to hack. And, the camera and technology are built into the laptop and Windows … Continue reading →

What setting should my camera be at for videos? When deciding your shutter speed for video, use this general rule: double your frame rate. If you’re shooting at 24fps, your shutter speed should be 1/48 (rounded up on the DSLR … Continue reading →

But in reality, an 8MP camera can take better pictures than a 12MP camera, provided it has a larger sensor and bigger pixels. A big sensor with large pixels can capture more light to create a digital image. Are 8MP … Continue reading →

What do Youtubers use for a mic? Rode VideoMic Pro Camera Microphone And from what our research tells us, it’s the most used mic on YouTube. Can I use my phone as a microphone with a Bluetooth speaker? Turn up … Continue reading →

An optical lens has a set of many individual lenses which move to enlarge the image. 10X means, the lens has the power to enlarge an image 10 times between normal focal length and Tele focal length. What is 10x … Continue reading →

An average security system installation will cost about $1,500. The price for professional installation can vary drastically depending on system type and number of cameras. On top of equipment costs, each camera will range between $100 to $200 for professional … Continue reading →

With 1080p Full HD and 130° wide viewing angle, this smart security camera is ideal for the key entrances & exits and allows you to see up to 33ft even in total darkness. Is 1080p security camera good enough? 1080p … Continue reading →

1942. 1942 – First CCTV security camera surveillance system installed. When was CCTV first used? 1942Live video capture was first used back in 1942 in Germany, invented by Walter Bruch. Operators used these early forms of CCTV in wartime to … Continue reading →

The earliest reference to kissing-like behavior comes from the Vedas, Sanskrit scriptures that informed Hinduism, Buddhism and Jainism, around 3,500 years ago, according to Vaughn Bryant, an anthropologist at Texas A&M University who specializes in the history of the kiss. … Continue reading →

9H. Graphite pencils come in a series of ‘hardnesses’, or ‘grades’, ranging from 9B (the softest) to 9H (the hardest). Is an F pencil hard or soft? Graphite pencils are classified as either soft black (B), hard (H), hard black … Continue reading →