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• 160 meter antenna problems and solutions
  
  The quarter wave Marconi working against ground is a popular and inexpensive antenna for 160 ...
  By NM7M

• Corned Fed Delta Loop
  
  Author found a ratio between the lengths of the sides of the Delta Loop that ...
  By LA8OKA

• Can Antenna Calculator
  
  Online calculator and Construction of the can antenna
  By DK3RED

• Log Periodic Dipole Array Calculator
  
  Description and online calculator for Log Periodic Dipole Arrays LPDA are directional antennas featuring a ...
  By LA8OKA - Votes: 2 | Rating: 6

• Short Multiband Dipole Array
  
  A multiband shortened fan dipole This page offers and online calculator that can be really ...
  By K7MEM

• Miracle Whip Inspired Antenna Tuner
  
  There are quite a few variants of the design accompanied with many opinions on the ...
  By VK3KBC

• Morse code practice
  
  A comprehensive morse code auduio guide with several youtube movies classified by skill level characters ...
  By MorseCodeNinja

• Morse Code Course by UBA
  
  This page contains a complete course in 39 lessons compiled and made available by Union ...
  By UBA
• CW morse code course by I4CQO
  
  In his page the author includes 27 mp3 audio files that compose the whole CW ...
  By I4CQO - Votes: 1 | Rating: 10

• PSK: How to Assure a Clean Signal
  
  Due to the nature of PSK it is imperative that you maintain a very clean ...
  By N4SER

• Real-time ionogram
  
  This page displays the current ionogram and tries to determine the nearest digisonde report to ...
  By hamwaves - Votes: 1 | Rating: 1

• Unpredictable Aspects of 160 meter Propagation
  
  Come learn why it is very difficult to predict propagation on the top band Ionospheric ...
  By NM7M

• FTdx3000 Information pages
  
  A complete set of pages about the Yaesu FTDX3000 Yaesu transceiver including USB Driver informations ...
  By VE7ED

• Tucnak
  
  Tucnak is multiplatform VHF HF contest logbook It is executable on Linux and other unix ...
  By OK1ZIA - Votes: 1 | Rating: 10

• How to calculate Bearing and great-circle distance between two points
  
  Calculate distance bearing and more between Latitude Longitude points This page presents a variety of ...
  By Chris Veness - Votes: 3 | Rating: 3.33

• DDUtil for Flex Radio
  
  Data Decoder Utility is designed to enhance the operating experience for Flex Radio users by ...
  By K5FR

• 100W UHF Linear Amplifier
  
  This page details my building of a 100 Watt Power Amplifier for the 432 MHz ...
  By M1GEO

• Arduino Flex Controller
  
  Arduino Flex Controller can be used with the new Flex 6000 Signature rigs It is ...
  By IW7DMH

• Everything You Need To Know About Coaxial Cable
  
  An technical page on coaxial cables that describes what coax cables are how do coax ...
  By RS Online

• Understanding computer-generated RFI
  
  Radio Frequency Interference RFI has always been a source of concern for the Radio Amateur ...
  By NU1N

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