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• 23cm 1296MHz Field Day Yagi - 23cm 1296 MHz Field Day Yagi Construction, a 26 element conventional-style design. Article with several pictures and detailed homebrewing instructions
  [ Hits: 334 | Votes: 0 | Rating: 0 ]

• Building a 40m Delta Loop Antenna - An experimento of a 40 meter delta loop antenna both in horizontal and vertical polarization and several elevation angles with interesting notes about the effect of the radial field under the antenna.
  [ Hits: 292 | Votes: 4 | Rating: 8.25 ]

• Six Meter Antennas Reviewed - In this article the author describes his personal experience on some antennas for 50 MHz he tested on the field, the six meter Dipole, Vertical, Moxon, a 3 element Yagi and an Omniangle antenna.
  [ Hits: 138 | Votes: 0 | Rating: 0 ]

• E-field Probe Antenna - A small active voltage probe antenna to aid reception on the LF bands
  [ Hits: 143 | Votes: 0 | Rating: 0 ]

• ZR6KMD 20m Field Dipole - A simple drawing schematic of a portable field dipole for 14 MHz with dimensions in meters and instruction for setting up the antenna and to store the radial for easy transportation
  [ Hits: 518 | Votes: 3 | Rating: 7.33 ]
• HF Field Day Antenna Ideas - Have you ever thought of setting up a portable HF station for an activity like the Field Day ?
  [ Hits: 233 | Votes: 0 | Rating: 0 ]
• The KC5LDO Vertical Antenna - Antenna for Field Day or Everyday. aA simple yet rugged six band quarter wave vertical antenna system perfect for field day or home use.
  [ Hits: 185 | Votes: 1 | Rating: 9 ]

• 5 Band Pipe Vertical Antenna - A simple, cheap and easy to build 26 feet long vertical antenna that works DX on 20 - 10 meters including WARC Bands, it is designed for portability for field days, camping, or permanent installation, cost, and to achieve at least 1/2 wavelength on the WARC bands.
  [ Hits: 554 | Votes: 5 | Rating: 6.2 ]

• Bridgerland Amateur Radio Club - We are a group of amateur radio operators located in Northern Utah who enjoy exploring many aspects of the hobby from HF to VHF and beyond. We are active in many public service events, Field Day, APRS, packet, Winlink, contesting and more
  [ Hits: 82 | Votes: 3 | Rating: 10 ]

• World Grid Square Map PDF - This free PDF file contains two Worldwide grid square maps. The first map displays the fields (first two letters of a maidenhead locator) while the second includes also squares (third and fourth digit) and it can be useful to determine what is your ham radio grid square. PDF file can be enlarged and scaled to A3 and higher dimensions.
  [ Hits: 3304 | Votes: 14 | Rating: 7.15 ]

• FSK vs AFSK - In the field of RTTY transmissions with audio boards, you can transmit either in FSK or AFSK mode. Which is better: FSK or AFSK? Advantages and Disadvantages of both methods
  [ Hits: 156 | Votes: 0 | Rating: 0 ]

• High Altitude Ballooning, From The Ground Up (and back again) - High Altitude Ballooning makes for a challenging project that sometimes turns into an engrossing hobby. Whilst it is not rocket science it does encompass a wide range of fields (sometimes literally) and there is a lot to learn before you send your first flight up into the sky.
  [ Hits: 136 | Votes: 1 | Rating: 10 ]

• Field Day Operations in Australia - A page with lots of pictures of John Moyle Field Day 2012 operating from 80 meters to 70 centimeters
  [ Hits: 98 | Votes: 0 | Rating: 0 ]

• Get on the Satellites for ARRL Field Day - Practice these operating techniques so you will be ready to capture that 100-point bonus on Field Day. QST Article
  [ Hits: 144 | Votes: 0 | Rating: 0 ]

• Calculation of the Maximum Usable Frequency - This paper presents the method of calculating the maximum usable frequency (MUF) and field strength of radio waves reflecting 2 times at the F2 ionosphere layer under inhomogeneous conditions of the ionosphere. The comparison between predicted and measured MUF has shown that the proposed method significantly increases the accuracy of calculation MUF.
  [ Hits: 242 | Votes: 2 | Rating: 5.5 ]

• UTSOURCE.net - UTSOURCE.net is a professional purchasing B2B & B2C tools in electronic components field. UTSOURCE provides different types such as IC, Modules, RF transistors, Electronic components, passive components
  [ Hits: 99 | Votes: 0 | Rating: 0 ]

• Spy Numbers Stations - Spy Numbers Stations are shortwave radio stations that are speculated to have been broadcasting since World War I. The true origin and purpose of them are unknown. A popular theory is that these stations are intended for spies in the field using a One Time Pad. Another theory is that they are used in drug smuggling operations.
  [ Hits: 175 | Votes: 0 | Rating: 0 ]

• FieldLog Android Logger - FieldLog is an Android phone application for recording QSO during holidays, nature trips, FloraFauna, IOTA, SOTA, Castle, Lighthouse.
  [ Hits: 193 | Votes: 0 | Rating: 0 ]

• NEC-Win Plus+ - Developed for beginners, hobbyists, and field engineers. Includes polar plots, rectangular plots for input impedance and VSWR, tabular data, NEC-Win Synth Light and Necvu 3D. Includes NEC2. The program also offers stepped-diameter corrections, Gain Averaging Test, CAD (.DXF) file input, 2-D and 3-D plots and antenna views, and graphical outputs. Run on older Windows version and is out of support.
  [ Hits: 314 | Votes: 2 | Rating: 4.5 ]

• HAMRS - A simple portable ham radio logbook software tailored to portable activies like Parks on the Air, Field Day, and more. Works on Windows macOS, Ubuntu Linux, Raspberry PI. Hamrs is a free software.
  [ Hits: 468 | Votes: 2 | Rating: 8.5 ]

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