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• 8 Element Quad for 145 Mhz  ^pop - 8 elements quad antenna for 2 meters band, centered on 145 Mhz
  [ Hits: 30211 | Votes: 105 | Rating: 5.81 ]

• G5RV Beam  ^pop - G5RV 40m Beam Antenna. Adding a 28 ft. piece of vertical wire to one end of a 102 ft. center-fed dipole turns it into a 40m beam with a very wide beamwidth
  [ Hits: 26919 | Votes: 7 | Rating: 9 ]

• The Double Bazooka Antenna - The Double Bazooka Dipole is a very efficient single band antenna which is very quite, and does not require the use of a balun. This antenna consists of coax (RG58) or other 50 ohm type with the shield split at the center and the feedline attached to the open ends
  [ Hits: 8173 | Votes: 4 | Rating: 8.25 ]

• End-Fed Halfwave Antenna - The end-fed halfwave antenna is a resonant half wavelength long antenna like a dipole antenna except for it is fed at its end rather then in the center. This antenna is as old as radio and is probably best known as the Zepp Antenna
  [ Hits: 24209 | Votes: 18 | Rating: 7.55 ]

• The G5RV Antenna System Re-Visited - The original G5RV antenna system consists of a center-fed horizontal 102' wire plus a 34' length of open-wire 525-Ohm feeder. Louis Varney, the antenna system's developer, intended two other features. Learn more at Cebik website
  [ Hits: 4663 | Votes: 0 | Rating: 0 ]
• Low reactance multiband center feed wires - An antenna system is more easily interfaced to a radio when the input reactance at the feedline terminals is low or close to series resonance
  [ Hits: 2995 | Votes: 5 | Rating: 8.8 ]

• All HF Band Antennas - F6ITV consideration on HF Antennas, from trap wired anternnas, to center feed antennas.
  [ Hits: 1519 | Votes: 0 | Rating: 0 ]

• NorCal Doublet Antenna - A simple antenna that can be erected very fast, only need one center support, and do not take up much storage room. Works from 40 to 10 meters band
  [ Hits: 2813 | Votes: 3 | Rating: 10 ]

• CDC Travelers' Health - Centers for Disease Control and Prevention (CDC)
  [ Hits: 420 | Votes: 1 | Rating: 7 ]

• Clover 2000 - CLOVER-2000 is a faster version of CLOVER (about four times faster) that uses eight tone pulses, each of which is 250 Hz wide, spaced at 250-Hz centers, contained within a 2 kHz bandwidth between 500 and 2,500 Hz
  [ Hits: 856 | Votes: 1 | Rating: 1 ]

• USCG Navigation Center DGPS - Differential Global Positioning Service (DGPS) is a land-based augmentation system that receives and processes signals from orbiting GPS satellites, calculates corrections from known positions and broadcasts these corrections via a Medium Frequency (MF) Transmitter to DGPS users in the Broadcast Site's coverage area.
  [ Hits: 2008 | Votes: 2 | Rating: 4.5 ]

• Automatic Identification System Overview - USCG Navigation Center - What is the Automatic Identification System (AIS)?
  [ Hits: 1219 | Votes: 6 | Rating: 1.5 ]

• Burghardt Amateur Center - Ham radio store and online shop
  [ Hits: 3852 | Votes: 18 | Rating: 5.33 ]

• MTS Ham Radio Repair - Radio / electronics repair ICOM authorized service center
  [ Hits: 2408 | Votes: 4 | Rating: 10 ]
• Beltronics, Inc. - Beltronics is a factory authorized Kenwood, Icom & Yaesu (Vertex/Standard) Repair Center, Hollis, NH
  [ Hits: 1576 | Votes: 3 | Rating: 4 ]

• Ham center - Electronic components
  [ Hits: 722 | Votes: 0 | Rating: 0 ]

• Radio Center C.B. Comunicaciones - Radio Center radiaficion, Gps, Garmin, Kenwood, Yaesu, Navilock, dealer in Spain
  [ Hits: 3606 | Votes: 8 | Rating: 4.62 ]

• Kuwait Multimedia Center - Mediumwave, satellite and shortwave schedules and programming information of broadcasts to all world regions in Arabic and English.
  [ Hits: 672 | Votes: 0 | Rating: 0 ]

• WD6CNF DSP Filter - Audio Digital Filter, two bandpass filters, three notch filters, two noise filters graphical setting of filter center frequency and bandwidth Drag vertical lines on top of signal, Microphone input, speaker output Mono, 5 kHz bandwidth
  [ Hits: 4902 | Votes: 2 | Rating: 10 ]

• UR5FCM Log - UR5FCM Log a powerful Ham Logbook. It is a working center on radio station on daily realization of radio communications, and also, since version 1.1.61 new features of work in digital aspects of connection
  [ Hits: 1369 | Votes: 2 | Rating: 5.5 ]

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