What Is a Digital Photography Histogram?

A digital photography histogram is a graph representing the distribution of brightness in an image. This frequency distribution chart can be calculated automatically by a digital camera or image processing … Read More

What is a 4G Phone?

A 4G phone is a type of cellular phone that can take advantage of the 4G wireless data network standard. 4G, which as of early 2010 is still under development … Read More

What is a Mini LED?

LED stands for “light emitting diode,” and a mini LED is a small version of one of these diodes, often used as indicators on cameras, printers and MP3 players. LEDs … Read More

What Is a Sealed Subwoofer?

A sealed subwoofer is a speaker that is enclosed completely within a square-shaped box. It is called “sealed” because the entire enclosure has no openings, except for the hole intended … Read More

What Is a Micro Home Theater?

A micro home theater is a type of home theater setup that is designed to be smaller in size or scale than some other systems. This usually refers to the … Read More

What Is a Transcription Player?

A transcription player is used to play audio content for the purposes of creating a text file. It can be either a stand-alone machine or a computer program. Most transcription … Read More

What Is Online Image Processing?

Online imaging processing is a service provided through various Internet websites that allows consumers to upload photographs for editing and other manipulations. Some companies will also print the finished product … Read More

What is a Fingerprint Reader?

A fingerprint reader is a biometric tool used to verify a person’s identity. These devices generally operate by sensing a user’s fingerprint, forming a digital image, and comparing features of … Read More

What is a Ceramic Disk Capacitor?

A capacitor is an electronic device used in circuits to block DC signals, while still allowing AC signals to pass though them. In order to accomplish this, a ceramic disk … Read More