User contributions
From HFUnderground
(Latest | Earliest) View (newer 250 | older 250) (20 | 50 | 100 | 250 | 500)
- 12:49, 19 October 2018 (diff | hist) VHF marine
- 12:48, 19 October 2018 (diff | hist) HF marine
- 12:48, 19 October 2018 (diff | hist) HF marine
- 12:44, 19 October 2018 (diff | hist) Part 15 (→15.227 Operation within the band 26.98-27.28 MHz.)
- 12:44, 19 October 2018 (diff | hist) Part 15 (→15.227 Operation within the band 26.98-27.28 MHz.)
- 12:43, 19 October 2018 (diff | hist) Italian 43 MHz VHF CB
- 12:42, 19 October 2018 (diff | hist) JAKT Radio 31MHz
- 12:42, 19 October 2018 (diff | hist) MURS
- 12:42, 19 October 2018 (diff | hist) FRS
- 12:42, 19 October 2018 (diff | hist) GMRS
- 12:42, 19 October 2018 (diff | hist) Part 15
- 12:41, 19 October 2018 (diff | hist) CB
- 12:40, 19 October 2018 (diff | hist) HF pagers
- 12:39, 19 October 2018 (diff | hist) HF pagers
- 12:38, 19 October 2018 (diff | hist) HF pagers
- 12:36, 19 October 2018 (diff | hist) HF pagers
- 12:34, 19 October 2018 (diff | hist) Community Audio Distribution Service
- 12:33, 19 October 2018 (diff | hist) HF pagers
- 12:32, 19 October 2018 (diff | hist) HF pagers
- 12:32, 19 October 2018 (diff | hist) HF pagers
- 12:31, 19 October 2018 (diff | hist) Community Audio Distribution Service
- 12:31, 19 October 2018 (diff | hist) Community Audio Distribution Service
- 12:30, 19 October 2018 (diff | hist) Community Audio Distribution Service
- 19:26, 18 October 2018 (diff | hist) MURS
- 18:10, 17 October 2018 (diff | hist) Broadcast auxiliary remote station
- 18:06, 17 October 2018 (diff | hist) HF pagers
- 18:05, 17 October 2018 (diff | hist) Remote Control
- 18:05, 17 October 2018 (diff | hist) Remote Control
- 18:05, 17 October 2018 (diff | hist) CB (→CB Channel Plans)
- 18:03, 17 October 2018 (diff | hist) Remote Control
- 18:01, 17 October 2018 (diff | hist) HF pagers
- 17:42, 17 October 2018 (diff | hist) FM
- 17:41, 17 October 2018 (diff | hist) FM (→Frequency Modulation)
- 20:59, 15 October 2018 (diff | hist) List of Pirate Radio Frequencies
- 18:14, 12 October 2018 (diff | hist) FM (→Frequency Modulation)
- 18:12, 12 October 2018 (diff | hist) CB (→CB Channel Plans)
- 18:05, 12 October 2018 (diff | hist) List of Pirate Radio Frequencies
- 18:02, 12 October 2018 (diff | hist) HF marine
- 18:01, 12 October 2018 (diff | hist) Pescadores
- 18:01, 12 October 2018 (diff | hist) HF marine
- 17:59, 12 October 2018 (diff | hist) HF marine (→MF SSB and HF SSB marine bands)
- 17:57, 12 October 2018 (diff | hist) HF marine (→MF SSB and HF SSB marine bands)
- 17:54, 12 October 2018 (diff | hist) HF marine
- 17:52, 12 October 2018 (diff | hist) Maritime Fax Transmissions
- 17:50, 12 October 2018 (diff | hist) HF marine (→MF SSB and HF SSB marine bands)
- 17:49, 12 October 2018 (diff | hist) HF marine
- 17:48, 12 October 2018 (diff | hist) Maritime Weather Transmissions
- 17:40, 12 October 2018 (diff | hist) HF marine
- 12:51, 12 October 2018 (diff | hist) CB
- 12:50, 12 October 2018 (diff | hist) N HF marine (Created page with "HF-SSB marine bands (standardized bands - note that ''many'' maritime mobile users operate outside of these bands and there are dozens of country- or region-specific additional b...")
- 12:34, 12 October 2018 (diff | hist) Community Audio Distribution Service
- 12:33, 12 October 2018 (diff | hist) Community Audio Distribution Service
- 15:42, 5 October 2018 (diff | hist) CB (→CB Channel Plans)
- 15:40, 5 October 2018 (diff | hist) 11 meter
- 15:37, 5 October 2018 (diff | hist) 11 meter
- 15:36, 5 October 2018 (diff | hist) CB (→Wireless Public Address Service WPAS Community Audio Distribution System CADS Frequencies)
- 15:36, 5 October 2018 (diff | hist) CB (→Wireless Public Address Service WPAS Community Audio Distribution System CADS Frequencies)
- 15:34, 5 October 2018 (diff | hist) 11 meter
- 15:34, 5 October 2018 (diff | hist) 11 meter
- 15:32, 5 October 2018 (diff | hist) CB
- 15:31, 5 October 2018 (diff | hist) CB
- 12:45, 28 September 2018 (diff | hist) CB
- 12:42, 28 September 2018 (diff | hist) N File:UNIDENPRO520XL.jpg (Three versions of the extremely popular Uniden PRO 520XL 40 channel AM CB radio. This radio has been sold for decades and remains one of the most popular bare bones CB radios on the market. Its small size and good performance make it a favorite of Jeep )
- 15:54, 27 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 14:38, 26 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 20:01, 25 September 2018 (diff | hist) CB
- 20:00, 25 September 2018 (diff | hist) CB
- 19:58, 25 September 2018 (diff | hist) CB
- 19:55, 25 September 2018 (diff | hist) CB
- 12:30, 25 September 2018 (diff | hist) m HF pagers
- 12:30, 25 September 2018 (diff | hist) HF pagers
- 12:29, 25 September 2018 (diff | hist) List of Pirate Radio Frequencies (→Euro-Pirate Radio Frequencies)
- 12:28, 25 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 12:27, 25 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 19:57, 21 September 2018 (diff | hist) HF pagers
- 19:56, 21 September 2018 (diff | hist) HF pagers
- 19:51, 21 September 2018 (diff | hist) HF pagers
- 19:51, 21 September 2018 (diff | hist) HF pagers
- 19:51, 21 September 2018 (diff | hist) HF pagers
- 19:51, 21 September 2018 (diff | hist) HF pagers
- 19:46, 21 September 2018 (diff | hist) HF pagers
- 19:38, 21 September 2018 (diff | hist) HF pagers
- 18:16, 21 September 2018 (diff | hist) HF pagers
- 18:15, 21 September 2018 (diff | hist) HF pagers
- 18:12, 21 September 2018 (diff | hist) N File:XT-1 Inside.jpg (Linear Systems XT-1 transmitter [inside view - note the DIP switches for settings, NC or NO control for input, etc] (see also XT-4 transmitter) 10 watt FSK transmitter operating on 27.255 MHz (US version) or 26.995 MHz (Canada version). When used with co)
- 18:11, 21 September 2018 (diff | hist) N File:XT-1 Outside.jpg (Linear Systems XT-1 transmitter [outside view] (see also XT-4 transmitter) 10 watt FSK transmitter operating on 27.255 MHz (US version) or 26.995 MHz (Canada version). When used with companion receiver(s) and other transmitter(s) can form the backbone of)
- 16:28, 21 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 16:26, 21 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 16:35, 19 September 2018 (diff | hist) FRS
- 16:34, 19 September 2018 (diff | hist) N File:FRS.jpeg (Various handheld FRS radios)
- 16:32, 19 September 2018 (diff | hist) FRS (→Family Radio Service)
- 16:29, 19 September 2018 (diff | hist) GMRS
- 14:15, 19 September 2018 (diff | hist) Amphetamine Radio
- 13:57, 19 September 2018 (diff | hist) CB
- 13:55, 19 September 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:54, 19 September 2018 (diff | hist) Pirate Listening Tips (top)
- 13:30, 19 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 13:29, 19 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 13:26, 19 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 13:24, 19 September 2018 (diff | hist) Business Radio
- 13:19, 19 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 13:18, 19 September 2018 (diff | hist) Business Radio
- 13:17, 19 September 2018 (diff | hist) VHF / UHF Radio
- 13:16, 19 September 2018 (diff | hist) VHF / UHF Radio
- 13:12, 19 September 2018 (diff | hist) CB
- 13:09, 19 September 2018 (diff | hist) VHF / UHF Radio
- 13:08, 19 September 2018 (diff | hist) N File:UV5R Ukraine War.jpeg (Baofeng UV-5R VHF/UHF portable handheld walkie talkie radio in Ukraine war. Apparently use of the VHF band 140-174 MHz is quite popular for tactical radio purposes and the Baofeng and similar radios are easily acquired, cheap and effective.)
- 13:07, 19 September 2018 (diff | hist) VHF / UHF Radio
- 14:27, 14 September 2018 (diff | hist) HF pagers
- 16:12, 6 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 16:12, 6 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 16:11, 6 September 2018 (diff | hist) Business Radio (→VHF High Band 150-174 MHz)
- 16:10, 6 September 2018 (diff | hist) Business Radio (→VHF Low Band 25-50 MHz)
- 15:48, 6 September 2018 (diff | hist) HF pagers
- 15:47, 6 September 2018 (diff | hist) HF pagers
- 15:43, 6 September 2018 (diff | hist) HF pagers
- 13:55, 3 September 2018 (diff | hist) HF pagers
- 13:48, 3 September 2018 (diff | hist) HF pagers
- 13:45, 3 September 2018 (diff | hist) HF pagers
- 19:24, 30 August 2018 (diff | hist) VHF / UHF Radio
- 19:23, 30 August 2018 (diff | hist) VHF / UHF Radio
- 19:20, 30 August 2018 (diff | hist) Business Radio
- 19:18, 30 August 2018 (diff | hist) Business Radio
- 19:18, 30 August 2018 (diff | hist) Business Radio
- 19:16, 30 August 2018 (diff | hist) Business Radio
- 19:16, 30 August 2018 (diff | hist) VHF marine
- 19:11, 30 August 2018 (diff | hist) Italian 43 MHz VHF CB
- 19:11, 30 August 2018 (diff | hist) N Italian 43 MHz VHF CB (Created page with "VHF low band 43 MHz VHF "43 MHz CB" allocation allowed in Italy only. 24 channels. Similar to CB, JAKT Radio 31 MHz in Sweden and other VHF/UHF services such as FRS,...")
- 19:01, 30 August 2018 (diff | hist) JAKT Radio 31MHz
- 18:59, 30 August 2018 (diff | hist) JAKT Radio 31MHz
- 18:59, 30 August 2018 (diff | hist) N JAKT Radio 31MHz (Created page with "Swedish 31 MHz hunting radio allocation (used in conjunction with 155 MHz hunting radio allocation) in Sweden. Handheld and mobile radios used. FM mode only, 4 watts maximum po...")
- 18:51, 30 August 2018 (diff | hist) CB
- 18:51, 30 August 2018 (diff | hist) CB
- 18:50, 30 August 2018 (diff | hist) CB (→US "FCC" "CEPT" or "mid band" CB Frequencies)
- 18:49, 30 August 2018 (diff | hist) 245 MHz VHF CB
- 18:48, 30 August 2018 (diff | hist) Freenet
- 18:48, 30 August 2018 (diff | hist) N Freenet (Created page with "License Free VHF CB like service available in Germany only. 6 channels with 12.5 kHz bandwidth (narrow band FM). Similar to MURS in the United States and [[245 MHz VHF ...")
- 18:39, 30 August 2018 (diff | hist) MURS
- 18:39, 30 August 2018 (diff | hist) PMR446
- 16:20, 30 August 2018 (diff | hist) 245 MHz VHF CB
- 16:18, 30 August 2018 (diff | hist) 245 MHz VHF CB
- 16:16, 30 August 2018 (diff | hist) VHF / UHF Radio
- 16:16, 30 August 2018 (diff | hist) VHF / UHF Radio
- 16:13, 30 August 2018 (diff | hist) 245 MHz VHF CB (→245 MHz VHF CB Thai Frequencies)
- 16:07, 30 August 2018 (diff | hist) N 245 MHz VHF CB (Created page with " Thailand only. Radios must have red cases per Thai law. Heavily used by taxi companies, delivery services, hobbyists, security companies, etc. Thailand apparently has 26-27...")
- 15:41, 30 August 2018 (diff | hist) MURS
- 15:41, 30 August 2018 (diff | hist) N File:Motorola RMM2050 MURS Radio.jpg (Motorola VHF-FM license free MURS radio) (top)
- 15:40, 30 August 2018 (diff | hist) MURS
- 15:35, 30 August 2018 (diff | hist) MURS (→Simplex:)
- 15:34, 30 August 2018 (diff | hist) MURS (→Simplex:)
- 15:31, 30 August 2018 (diff | hist) PMR446
- 15:30, 30 August 2018 (diff | hist) PMR446
- 15:30, 30 August 2018 (diff | hist) PMR446 (→Analog and digital voice frequencies)
- 15:29, 30 August 2018 (diff | hist) PMR446 (→Analog and digital voice frequencies)
- 15:29, 30 August 2018 (diff | hist) PMR446 (→Analog and digital voice frequencies)
- 15:29, 30 August 2018 (diff | hist) PMR446 (→Digital FDMA)
- 15:29, 30 August 2018 (diff | hist) PMR446
- 15:28, 30 August 2018 (diff | hist) PMR446
- 15:28, 30 August 2018 (diff | hist) PMR446 (→Analog and digital voice frequencies)
- 15:27, 30 August 2018 (diff | hist) PMR446
- 15:27, 30 August 2018 (diff | hist) PMR446
- 15:17, 30 August 2018 (diff | hist) GMRS
- 15:17, 30 August 2018 (diff | hist) GMRS (→Simplex:)
- 15:16, 30 August 2018 (diff | hist) GMRS
- 15:13, 30 August 2018 (diff | hist) MURS (→Simplex:)
- 15:11, 30 August 2018 (diff | hist) FRS (→Family Radio Service)
- 19:08, 28 August 2018 (diff | hist) CB
- 17:19, 28 August 2018 (diff | hist) HF pagers
- 12:25, 23 August 2018 (diff | hist) Pescadores
- 12:21, 23 August 2018 (diff | hist) Pescadores
- 12:19, 23 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 12:19, 23 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 12:18, 23 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 14:01, 22 August 2018 (diff | hist) Community Audio Distribution Service
- 13:58, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:55, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:54, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:53, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:51, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:50, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:49, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:49, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:46, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:46, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:46, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:45, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 13:45, 22 August 2018 (diff | hist) List of Pirate Radio Frequencies
- 16:56, 9 August 2018 (diff | hist) CB (→CB Repeater Listing)
- 16:55, 9 August 2018 (diff | hist) CB (→Australian 27 MHz Marine CB)
- 16:55, 9 August 2018 (diff | hist) CB (→Australian 27 MHz Marine CB)
- 16:54, 9 August 2018 (diff | hist) CB (→Australian 27 MHz Marine CB)
- 16:52, 9 August 2018 (diff | hist) VHF marine (→VHF Marine Channels (USA)/International Simplex)
- 11:26, 9 August 2018 (diff | hist) HF pagers
- 11:21, 9 August 2018 (diff | hist) HF pagers
- 11:19, 9 August 2018 (diff | hist) HF pagers
- 11:18, 9 August 2018 (diff | hist) CB (→Australian 27 MHz and 29 MHz RC Channels)
- 11:18, 9 August 2018 (diff | hist) CB (→New Zealand 27 MHz and 29MHz RC Channels)
- 11:18, 9 August 2018 (diff | hist) CB (→Australian 27 MHz and 29MHz RC Channels)
- 11:17, 9 August 2018 (diff | hist) CB (→New Zealand 27 MHz and 29MHz RC Channels)
- 11:17, 9 August 2018 (diff | hist) HF pagers
- 11:15, 9 August 2018 (diff | hist) HF pagers
- 11:14, 9 August 2018 (diff | hist) CB
- 11:12, 9 August 2018 (diff | hist) CB (→UK RC Channels)
- 11:12, 9 August 2018 (diff | hist) CB (→US "A" or "RC" channels)
- 18:34, 14 July 2018 (diff | hist) Tire pressure (top)
- 18:32, 14 July 2018 (diff | hist) Tire pressure
- 18:13, 14 July 2018 (diff | hist) VHF marine
- 18:13, 14 July 2018 (diff | hist) VHF marine
- 20:00, 9 July 2018 (diff | hist) HF pagers
- 19:55, 9 July 2018 (diff | hist) HF pagers
- 19:50, 9 July 2018 (diff | hist) HF pagers
- 13:57, 6 July 2018 (diff | hist) CB (→Republic of Korea / South Korea Fishery Radio 27 MHz)
- 13:57, 6 July 2018 (diff | hist) CB (→Republic of Korea / South Korea Fishery Radio 27 MHz)
- 13:52, 6 July 2018 (diff | hist) Community Audio Distribution Service
- 13:05, 6 July 2018 (diff | hist) CB
- 13:03, 6 July 2018 (diff | hist) CB
- 13:02, 6 July 2018 (diff | hist) CB
- 13:01, 6 July 2018 (diff | hist) CB
- 12:55, 6 July 2018 (diff | hist) CB
- 12:54, 6 July 2018 (diff | hist) CB
- 12:54, 6 July 2018 (diff | hist) CB (→Origins and Historical Babble - 1950s and beyond)
- 12:53, 6 July 2018 (diff | hist) N File:Superstar 121.jpg (Superstar 121 AM/FM export radio 26.515-27.855 MHz (see similarities with Connex Deer Hunter and Connex Coyote Hunter - these are all the same radio with different frequency coverage...))
- 12:52, 6 July 2018 (diff | hist) CB
- 12:50, 6 July 2018 (diff | hist) CB
- 12:48, 6 July 2018 (diff | hist) N File:Connex Deer Hunter.jpg (Connex Deer Hunter AM/FM export CB radio 26.065-27.405 MHz - marketed towards hunters as a "hunting radio" - see also Connex Coyote Hunter, which covers 25.615-27.405 MHz)
- 12:47, 6 July 2018 (diff | hist) N File:Connex Coyote Hunter.jpg (Connex Coyote Hunter AM/FM export CB radio 25.615-27.405 MHz made by RCI/Ranger)
- 16:23, 5 July 2018 (diff | hist) HF pagers
- 16:22, 5 July 2018 (diff | hist) HF pagers
- 16:18, 5 July 2018 (diff | hist) HF pagers
- 16:14, 5 July 2018 (diff | hist) CB (→US "A" or "RC" channels)
- 16:11, 5 July 2018 (diff | hist) CB (→CB Channel Plans)
- 16:09, 5 July 2018 (diff | hist) CB (→CB Channel Plans)
- 15:45, 5 July 2018 (diff | hist) CB (→Russian CB Channel Frequencies)
- 15:13, 5 July 2018 (diff | hist) CB (→Russian CB Channel Frequencies)
- 14:52, 5 July 2018 (diff | hist) CB
- 14:37, 5 July 2018 (diff | hist) HF pagers
- 14:36, 5 July 2018 (diff | hist) HF pagers
- 14:36, 5 July 2018 (diff | hist) HF pagers
- 14:36, 5 July 2018 (diff | hist) HF pagers
- 02:06, 5 July 2018 (diff | hist) HF pagers
- 16:13, 3 July 2018 (diff | hist) CB (→Wireless Public Address Service WPAS Community Audio Distribution System CADS Frequencies)
- 16:12, 3 July 2018 (diff | hist) CB (→Wireless Public Address Service WPAS Community Audio Distribution System CADS Frequencies)
- 15:26, 3 July 2018 (diff | hist) HF pagers
- 15:23, 3 July 2018 (diff | hist) HF pagers
- 14:52, 3 July 2018 (diff | hist) HF pagers
- 14:44, 3 July 2018 (diff | hist) HF pagers
- 14:33, 3 July 2018 (diff | hist) CB
- 14:22, 3 July 2018 (diff | hist) CB (→UK CB "27/81" Frequencies)
- 19:21, 4 February 2018 (diff | hist) Amphetamine Radio
- 19:20, 4 February 2018 (diff | hist) N File:Amphetamine Radio SSTV 6950 kHz USB 2.jpg (Amphetamine Radio SSTV 6950 kHz - 3 February 2018) (top)
(Latest | Earliest) View (newer 250 | older 250) (20 | 50 | 100 | 250 | 500)
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