Analog

Look up analog or analogue in Wiktionary, the free dictionary.

Analog or analogue may refer to:

In engineering

• Analog signal, a variable signal that is continuous in time and amplitude, as opposed to a digital or discrete signal:
  • Analog circuits, circuits which use analog signals
  • Analog computer, a computer based on continuous electrical or mechanical phenomena
  • Analog clock, a clock or watch that represents time by position on a dial
  • Analog photography, photography in which the image is recorded as an analog (as on film)
  • Analog television, television picture and sound information encoded and transmitted as an analog signal
  • Analog recording, audio or video information recorded as an analog signal

In literature and language

• Analog, an object, concept or situation which in some way resembles a different situation:
  • Analogue (literature), a literary work that shares motifs, characters or events with another, but is not directly derived from it
  • Analogy, in language, a comparison between concepts

In science

• Structural analog, a chemical compound with a slightly altered chemical structure
• Functional analog, a chemical compound with similar properties
• Substrate analog, a chemical compound that resembles the substrate in an enzymatic reaction
• Transition state analog, a chemical compound that resembles the transition state of a substrate in an enzymatic reaction
• Analogy (biology), biological structures which perform similar functions by similar mechanisms but evolved separately
• Analogical models, mathematical models applied in the analysis of dynamical systems

In entertainment

• Analog Science Fiction and Fact, the current title of the magazine originally named Astounding Stories
• A.N.A.L.O.G. (Atari News And Lots Of Games), a magazine about Atari computers
• The Analogs, a Polish street-punk band
• Analogue (album), a 2005 album by Norwegian band a-ha
• Analogue (theatre company), a British theatre company
• Analog Heart, David Cook's solo album before his appearance on American Idol

See also

• Analog (program), a computer program that analyzes log files from web servers
• Analog Devices, a semiconductor company
• Federal Analog Act, a section of the DEA Controlled Substances Act
• Analog verification, the act if verifying that an analog circuit will function as expected.

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