Digital information is stored using two discrete values, while analog information is typically stored using nondiscrete signals. Since the advent of digital technology, the term "analog" has been used to refer to nondigi... More » Technology Television & Video

The basic difference between analog and digital computers lies in the different approaches they take to handling data. Analog computers are able to deal with continuously varying inputs for complex phenomena such as volt... More »

Digital data refers to information stored as zeros and ones, while analog data refers to other storage methods. While digital data has largely supplanted analog data, some prefer analog storage techniques. Many analog re... More »

Digital TV refers to technology that broadcasts television content through digital signals that is generally considered to be of higher quality for both audio and video compared to traditional analog signals. Digital TV ... More »

The difference between analog and digital signals is that an analog signal is a continuous electrical message while digital is a series of values that represent information. Analog is conveyed by electrical current varia... More »

A high-definition, or HD, player and recorder works by converting analog audio and video signals into a digital format and storing this information by etching or burning it onto the surface of a disc with a laser. To rec... More » Technology Television & Video

Digital high definition, or HD, is a payable service by 20th Century Fox that gives viewers exclusive early access to movies weeks before they are available on DVD or Blu-ray. The movies are available in high definition ... More » Technology Television & Video