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• Fan Dipoles 10/15/20m and 12/17/30m - DK7ZB
  
  How to build Fan Dipoles by DK7ZB Experiences with various band combinations Not all combinations ...
  [ Hits: 492 | Votes: 2 | Rating: 9.5 ]

• High Performance common-mode chokes - G3TXQ
  
  May 2015 Radcom Article on common mode chokes that can be used for control cables ...
  [ Hits: 692 | Votes: 1 | Rating: 10 ]

• Basic Microwave Antennas - K5VH
  
  Utility Driven Tradeoff Analysis if you want to geto on the microwave bands you will ...
  [ Hits: 364 | Votes: 1 | Rating: 9 ]

• IAT Interactive Antenna Table - UR5EAZ
  
  IAT is an excel sheet table evaluate parameters of VHF UHF antennas edited by Vladimir ...
  [ Hits: 106 | Votes: 4 | Rating: 9.5 ]

• Free eBook - Capture the MAGIC of Six Meters - K5ND
  
  This book provides plenty of insight into how you too can Capture the Magic of ...
  [ Hits: 313 | Votes: 0 | Rating: 0 ]

• FT8 and splatter and the ugliness of ALC - g4dbn
  
  A guide to properly use FT8 ALC and power when transmitting in FT8 Mode Incorrect ...
  [ Hits: 394 | Votes: 1 | Rating: 1 ]

• PSK: How to Assure a Clean Signal - N4SER
  
  Due to the nature of PSK it is imperative that you maintain a very clean ...
  [ Hits: 137 | Votes: 0 | Rating: 0 ]

• WSPR MAP by WSPRnet - WSPRnet
  
  Weak Signal Propagation Reporter Network Map and Database of WSPR data
  [ Hits: 344 | Votes: 3 | Rating: 7 ]

• Making Sense of Solar Indices - VK3FS
  
  Undesrtanding three band conditions indicators to undestand current and future propagation conditions solar flux Ap ...
  [ Hits: 152 | Votes: 0 | Rating: 0 ]

• Calculation of the Maximum Usable Frequency - IEEE
  
  This paper presents the method of calculating the maximum usable frequency MUF and field strength ...
  [ Hits: 245 | Votes: 2 | Rating: 5.5 ]
• Real-time ionogram - hamwaves  ^updated
  
  This page displays the current ionogram and tries to determine the nearest digisonde report to ...
  [ Hits: 268 | Votes: 1 | Rating: 1 ]

• Proppy HF Circuit Prediction: Space Weather - James Watson
  
  Current space weather condition gauges with solar indices taken from the latest WWV report ...
  [ Hits: 137 | Votes: 2 | Rating: 9.5 ]

• Thunderstorms Causing Sporadic E - W0QL
  
  A Case For Thunderstorms Causing Sporadic E on 6 Meters In Propagation and Radio Science ...
  [ Hits: 85 | Votes: 0 | Rating: 0 ]

• AirScout - DL2ALF
  
  Software for Aircraft Scatter Prediction Extend your capabilities on VHF UHF SHF bands even when ...
  [ Hits: 300 | Votes: 2 | Rating: 5.5 ]

• cqrprop - ok2cqr
  
  HF propagation to your Linux desktop CQRLOG uses data from HamQSL website provided by Paul ...
  [ Hits: 215 | Votes: 1 | Rating: 10 ]
• WsprDaemon - wsprdaemon
  
  WsprDaemon is a robust application for Linux systems that decodes Weak Signal Propagation Reporter WSPR ...
  [ Hits: 111 | Votes: 0 | Rating: 0 ]

• Basics of Anderson PowerPole Connectors - W6AER
  
  How to build and secure Anderson Power Pole Connectors properly
  [ Hits: 146 | Votes: 1 | Rating: 2 ]

• How to Ground an Antenna: aerial earthing - Electronic Notes
  
  The antenna ground or earth system can be key to its operation whilst also being ...
  [ Hits: 233 | Votes: 1 | Rating: 4 ]

• The G4AON SSB Transmitter - G4AON
  
  This transmitter covers the 160 80 40 and 20 metre bands and provides both SSB ...
  [ Hits: 181 | Votes: 2 | Rating: 9.5 ]

• USB to Serial Drivers by PROLIFIC - VE7ED
  
  How to verify what Com Port you have on your computer running WIndows XP or ...
  [ Hits: 109 | Votes: 0 | Rating: 0 ]

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