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• 50 MHz Omnidirectional antenna - PE1ITR
  
  Horizontal polarized omni directional 50MHz Antenna This antenna is intented to use in a contest ...
  [ Hits: 317 | Votes: 6 | Rating: 2.5 ]

• ARRL - About Feed Lines - ARRL
  
  The feed line also called the transmission line is the RF power conduit between your ...
  [ Hits: 88 | Votes: 2 | Rating: 6.5 ]

• Some secrets of Common Mode Chokes revealed - pa0nhc
  
  This is a small collection of K9YC info and my experiences Problems by feed lines ...
  [ Hits: 175 | Votes: 1 | Rating: 10 ]

• The Smith Chart - Bevelacqua
  
  This tutorial introduces and explains Smith Charts and then gives an introduction to impedance matching ...
  [ Hits: 116 | Votes: 2 | Rating: 9.5 ]

• Cb Radio Ads - Gary
  
  For sale used unwanted HAM and CB Radios for sale in your area Post your ...
  [ Hits: 6 | Votes: 4 | Rating: 10 ]

• Taking a look at the 900 MHz band - KB9MWR
  
  Use of the band as Amateur Radio is secondary in this band to federal radiolocation ...
  [ Hits: 50 | Votes: 0 | Rating: 0 ]

• VHF APRS Propagation Map - APRS
  
  VHF Based on realtime APRS reports This map shows real time radio propagation from stations ...
  [ Hits: 315 | Votes: 0 | Rating: 0 ]

• FT-817 Cheat Sheet - K6XX
  
  A simplified operating guide for the Yaesu FT-817
  [ Hits: 158 | Votes: 0 | Rating: 0 ]

• Yaesu FT-950 CAT Manual - Yaesu
  
  The CAT Computer Aided Transceiver System in the FT 950 transceiver provides control of frequency ...
  [ Hits: 58 | Votes: 0 | Rating: 0 ]

• Hamlog.online - Hamlog  ^updated
  
  Hamlog is online cloud platform for active amateur radio operators It supports various on the ...
  [ Hits: 53 | Votes: 1 | Rating: 10 ]

• Wavecom W-CODE - Wavecom Elektronik AG
  
  W CODE is a professional digital mode decoder system capable to decode many digital signals ...
  [ Hits: 454 | Votes: 1 | Rating: 10 ]

• Skywave Linux - Philip Collier AB9IL
  
  Linux for shortwave and amateur radio monitoring Supports popular SDR hardware and online streaming from ...
  [ Hits: 293 | Votes: 0 | Rating: 0 ]

• Iambic Master - NA0N
  
  Free Windows program intended to be used as a training aid for sending CW using ...
  [ Hits: 150 | Votes: 0 | Rating: 0 ]

• AppCAD - AppCAD
  
  Free windows application for RF Microwave and Wireless applications AppCAD is useful for the design ...
  [ Hits: 135 | Votes: 1 | Rating: 8 ]
• WinRFCalc Free Windows RF Calculator - PA3AKP
  
  A multi tool Windows program that has been designed to offer the EMC RF and ...
  [ Hits: 213 | Votes: 0 | Rating: 0 ]

• YAESU beam controller to suit RigExpert WTI-1 - VK5DJ
  
  Beam Controller Interface Project The control system will be via the internet and consist of ...
  [ Hits: 38 | Votes: 0 | Rating: 0 ]

• Fully automatic antenna switch project - DK1MI
  
  Cheap and simple fully automatic antenna switching that permit to automatically select the proper antenna ...
  [ Hits: 88 | Votes: 0 | Rating: 0 ]

• Understanding Impacts of 75-ohm Devices in 50-ohm Systems - KA7OEI
  
  This article explores the implications of using 75 ohm devices common in TV setups within ...
  [ Hits: 151 | Votes: 2 | Rating: 9.5 ]

• Stop RFI from Solar PV Systems - WB8ERJ
  
  Stop EMI RFI Interference in Off Grid Solar PV Systems in this article the author ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

• Blocking Dynamic Range in Receivers - SM5BSZ
  
  An explanation of the different procedures and definitions that are commonly used for blocking dynamic ...
  [ Hits: 175 | Votes: 0 | Rating: 0 ]

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