User contributions
From HFUnderground
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- 13:51, 18 June 2011 (diff | hist) Radio beacon (→IEEE 802.11 Wi-Fi beacons: WI-Fi logo)
- 13:49, 18 June 2011 (diff | hist) m File:Wi-Fi logo.jpg (→Summary) (top)
- 13:49, 18 June 2011 (diff | hist) N File:Wi-Fi logo.jpg (==Summary== '''Description:''' Wi-Fi Signal logo.<BR> '''Source:''' Wikimedia Commons [http://commons.wikimedia.org/wiki/File:Wifi_logo.jpg] <BR> '''Author: ''' [http://commons.wikimedia.org/wiki/User:Krish_Dulal Krish Dulal]<BR> '''Date:''' January 21, )
- 13:35, 18 June 2011 (diff | hist) m Radio free mars (Fixing image size and location) (top)
- 13:08, 17 June 2011 (diff | hist) N File:Radio Caroline Story (cover).jpg (==Summary== Cover of "The Radio Caroline Story" by Tom Lodge, Umi Foundation, 2002. ISBN 0-969593821 <P> Category:Images Category:Pirate radio)
- 20:48, 16 June 2011 (diff | hist) m World Utility News (-cat) (top)
- 20:46, 16 June 2011 (diff | hist) m Utility DXers Forum (top)
- 20:46, 16 June 2011 (diff | hist) N Worldwide Utility News (Redirected page to WUN) (top)
- 20:42, 16 June 2011 (diff | hist) m High Frequency Beacon (→Reported High Frequency Beacons)
- 21:05, 15 June 2011 (diff | hist) Letter beacon (→Applications of letter beacons)
- 21:04, 15 June 2011 (diff | hist) m Letter beacon (→ENIGMA designation)
- 03:55, 15 June 2011 (diff | hist) Radio beacon (→References: new)
- 03:53, 15 June 2011 (diff | hist) Radio beacon (→Radio navigation beacons: new reference)
- 03:49, 15 June 2011 (diff | hist) High Frequency Beacon (→Reported High Frequency Beacons: dasher on 13168.1)
- 15:27, 12 June 2011 (diff | hist) High Frequency Beacon (→Reported High Frequency Beacons: X9Q)
- 15:15, 9 June 2011 (diff | hist) Radio beacon (→Space and satellite radio beacons)
- 15:11, 9 June 2011 (diff | hist) m Radio beacon (→Further reading: sorting)
- 07:14, 4 June 2011 (diff | hist) m Software Defined Radio (→SDR technology)
- 07:12, 4 June 2011 (diff | hist) Software Defined Radio (→SDR technology)
- 07:12, 4 June 2011 (diff | hist) N Software Defined Radio (Created page with "A '''software defined radio''', or '''SDR''', is a radio transmitter or receiver where some functions tradionally performed with RF and IF circuits (e.g. mixers, filters and, esp...")
- 16:07, 19 May 2011 (diff | hist) File:69BY-beacon.jpg (→Summary: website) (top)
- 01:46, 17 May 2011 (diff | hist) m Letter beacon (→ENIGMA designation)
- 19:40, 16 May 2011 (diff | hist) m Letter beacon (→Notes & References)
- 19:37, 16 May 2011 (diff | hist) m Letter beacon (→Solitary beacons and channel markers)
- 19:34, 16 May 2011 (diff | hist) Letter beacon (→Notes & References: R beacon comment)
- 19:31, 16 May 2011 (diff | hist) Letter beacon (→Solitary beacons and channel markers: note)
- 16:20, 14 May 2011 (diff | hist) High Frequency Beacon (→Description: known =>> published)
- 15:38, 12 May 2011 (diff | hist) N File:College Park beacon.jpg (==Summary== College Park, MD, aero navigation beacon. Photo by Underwood and Underwood (1928).<P> Category:Beacons Category:Images) (top)
- 15:26, 12 May 2011 (diff | hist) High Frequency Beacon (→Reported High Frequency Beacons)
- 13:49, 12 May 2011 (diff | hist) Radio propagation beacon (→Transmission characteristics)
- 13:58, 6 May 2011 (diff | hist) m Ionosphere (→References)
- 13:56, 6 May 2011 (diff | hist) Ionosphere (→References)
- 13:54, 6 May 2011 (diff | hist) Ionosphere (→The Importance of Ionospheric Research)
- 13:50, 6 May 2011 (diff | hist) Ionosphere (→What is the Ionosphere?)
- 13:42, 6 May 2011 (diff | hist) m Ionosonde (→Operation)
- 21:44, 26 January 2011 (diff | hist) m Ernst Krenkel (→The loss of SS ''Chelyuskin'')
- 21:39, 26 January 2011 (diff | hist) m Ernst Krenkel (→The loss of SS ''Chelyuskin'')
- 10:26, 26 January 2011 (diff | hist) m Ernst Krenkel
- 09:09, 26 January 2011 (diff | hist) m Ernst Krenkel
- 09:01, 26 January 2011 (diff | hist) Ernst Krenkel (→The loss of SS ''Chelyuskin'')
- 08:55, 26 January 2011 (diff | hist) Ernst Krenkel (→The loss of SS ''Chelyuskin'')
- 08:53, 26 January 2011 (diff | hist) Ernst Krenkel (→The loss of SS ''Chelyuskin'')
- 08:33, 26 January 2011 (diff | hist) Ernst Krenkel (→References: new URL)
- 16:47, 23 January 2011 (diff | hist) Ernst Krenkel
- 16:46, 23 January 2011 (diff | hist) m Famous hams
- 16:45, 23 January 2011 (diff | hist) m Famous hams
- 17:58, 21 January 2011 (diff | hist) Radio propagation beacon (Photos)
- 17:51, 21 January 2011 (diff | hist) High Frequency Beacon
- 17:47, 21 January 2011 (diff | hist) High Frequency Beacon (→External Links: remove dead link)
- 08:37, 21 January 2011 (diff | hist) Letter beacon
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