• Thumbnail for Radio receiver
    In radio communications, a radio receiver, also known as a receiver, a wireless, or simply a radio, is an electronic device that receives radio waves and...
    152 KB (16,612 words) - 19:05, 24 October 2024
  • Thumbnail for Shortwave radio receiver
    shortwave radio receiver is a radio receiver that can receive one or more shortwave bands, between 1.6 and 30 MHz. A shortwave radio receiver often receives...
    17 KB (1,824 words) - 12:44, 10 April 2023
  • Thumbnail for Crystal radio
    A crystal radio receiver, also called a crystal set, is a simple radio receiver, popular in the early days of radio. It uses only the power of the received...
    81 KB (8,696 words) - 16:24, 2 November 2024
  • Thumbnail for Software-defined radio
    the term "software radio" to refer to a digital baseband receiver, as published in their E-Team company newsletter. A 'Software Radio Proof-of-Concept'...
    30 KB (3,928 words) - 05:02, 31 July 2024
  • Radio receiver design includes the electronic design of different components of a radio receiver which processes the radio frequency signal from an antenna...
    14 KB (1,878 words) - 14:39, 9 April 2024
  • Thumbnail for Tuned radio frequency receiver
    A tuned radio frequency receiver (or TRF receiver) is a type of radio receiver that is composed of one or more tuned radio frequency (RF) amplifier stages...
    15 KB (1,580 words) - 14:52, 9 April 2024
  • Thumbnail for Radio telescope
    A radio telescope is a specialized antenna and radio receiver used to detect radio waves from astronomical radio sources in the sky. Radio telescopes are...
    24 KB (2,587 words) - 11:53, 30 October 2024
  • Thumbnail for Superheterodyne receiver
    A superheterodyne receiver, often shortened to superhet, is a type of radio receiver that uses frequency mixing to convert a received signal to a fixed...
    52 KB (6,621 words) - 01:04, 15 October 2024
  • Thumbnail for Radio
    connected to a radio receiver; this is the fundamental principle of radio communication. In addition to communication, radio is used for radar, radio navigation...
    163 KB (16,269 words) - 13:48, 5 November 2024
  • Thumbnail for Radio wave
    connected to a radio receiver, which processes the received signal. Radio waves are very widely used in modern technology for fixed and mobile radio communication...
    38 KB (4,043 words) - 06:55, 31 October 2024
  • In radio communication, a transceiver is an electronic device which is a combination of a radio transmitter and a receiver, hence the name. It can both...
    7 KB (872 words) - 19:17, 27 March 2024
  • Thumbnail for Heterodyne
    radio receiver circuit, which is used in virtually all modern radio receivers. In 1901, Reginald Fessenden demonstrated a direct-conversion receiver or...
    29 KB (3,833 words) - 08:55, 9 October 2024
  • Thumbnail for Two-way radio
    with other users with similar radios, in contrast to a broadcast receiver, which only receives transmissions. Two-way radios usually use a half-duplex communication...
    19 KB (2,230 words) - 03:42, 19 October 2024
  • Thumbnail for Transmitter
    with the purpose of signal transmission up to a radio receiver. The transmitter itself generates a radio frequency alternating current, which is applied...
    23 KB (2,455 words) - 06:25, 30 June 2024
  • Thumbnail for Regenerative circuit
    of amplitude or hysteresis in control. Two important attributes of a radio receiver are sensitivity and selectivity. The regenerative detector provides...
    31 KB (3,609 words) - 04:44, 24 October 2024
  • Thumbnail for Radio broadcasting
    Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience...
    32 KB (3,892 words) - 13:59, 3 October 2024
  • for each additional receiver) to US$699.99 for lifetime (of the receiver equipment). There is a US$15 activation fee for every radio activated. Sirius announced...
    69 KB (8,448 words) - 13:22, 16 September 2024
  • Thumbnail for Detector (radio)
    produce long or short periods of radio waves, spelling out text messages in Morse code. Therefore, early radio receivers could reproduce the Morse code...
    16 KB (2,051 words) - 13:27, 16 July 2024
  • of its response to the magnitude of the quantity measured.” and 2: "(radio receiver or similar device) Taken as the minimum input signal required to produce...
    14 KB (2,087 words) - 04:23, 11 October 2024
  • Thumbnail for Alarm clock
    Alarm clock (redirect from Clock radio)
    computers. Many alarm clocks have radio receivers that can be set to start playing at specified times, and are known as clock radios. Additionally, some alarm...
    22 KB (2,569 words) - 03:52, 11 October 2024
  • Stepanovich Popov built a lightning detector that used a coherer based radio receiver. He presented it to the Russian Physical and Chemical Society on May...
    71 KB (8,447 words) - 04:16, 28 October 2024
  • Thumbnail for Radio noise
    in a radio receiver in addition to the desired radio signal. Radio noise near in frequency to the radio signal being received (in the receiver's passband)...
    5 KB (588 words) - 01:48, 19 September 2024
  • direct-conversion receiver (DCR), also known as homodyne, synchrodyne, or zero-IF receiver, is a radio receiver design that demodulates the incoming radio signal...
    8 KB (1,038 words) - 13:14, 6 December 2023
  • Thumbnail for Tuner (radio)
    In electronics and radio, a tuner is a type of receiver subsystem that receives RF transmissions, such as AM or FM broadcasts, and converts the selected...
    20 KB (2,063 words) - 22:26, 4 November 2024
  • Thumbnail for Foxhole radio
    whisker. The foxhole radio, like a mineral crystal radio receiver, had no power source and ran off the power received from the radio station. They were...
    9 KB (1,035 words) - 18:18, 13 March 2024
  • to use a radio receiver. With the arrival of television, some countries created separate television licences. Other countries increased radio licence fees...
    120 KB (12,740 words) - 05:26, 3 November 2024
  • Thumbnail for Internet radio device
    (MP3) stream encryption Radio portal FM radio Digital Audio Broadcasting (DAB) Digital photo frame Network Media Player Radio receiver Smart speaker Linux...
    6 KB (763 words) - 08:39, 2 October 2023
  • Demodulation was first used in radio receivers. In the wireless telegraphy radio systems used during the first 3 decades of radio (1884–1914) the transmitter...
    9 KB (1,077 words) - 20:25, 2 September 2024
  • Thumbnail for NOAA Weather Radio
    of weather radio receivers available in the U.S., including: Professional-grade receivers, typically rack-mounted, for use by broadcast radio and television...
    71 KB (6,904 words) - 21:32, 20 October 2024
  • Thumbnail for Turkish Radio and Television Corporation
    Around 70% of TRT's funding comes from a license tax on television and radio receivers. Additionally, a 2% TRT tax was added to the electricity bills until...
    31 KB (3,198 words) - 16:07, 2 November 2024