RF Design

RF Design

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• A Simple High-Performance Vertical Antenna - KK5JY
  
  This article describes the details of the design which can be easily scaled for just ...
  [ Hits: 668 | Votes: 3 | Rating: 9.67 ]
• The Vertical Buddi Beam for 20m - KE4UYP
  
  The Vertical Buddi Beam on 20m using no Coils n this article I am going ...
  [ Hits: 581 | Votes: 2 | Rating: 4.5 ]

• Shortened 30m Dipole - DK1MI
  
  This article describes the construction of a 9 50 m long dipole for the 30 ...
  [ Hits: 126 | Votes: 1 | Rating: 1 ]

• Delta Loop vs End Fed Half Wave on 20m - PH0NO
  
  Intrigued by a German OM positive experience with a 20m delta loop the author replicated ...
  [ Hits: 123 | Votes: 0 | Rating: 0 ]

• Enhancing Performance with W8JK/MOXON Antenna Variant - F5NPV
  
  F5NPV introduces a variant of the W8JK antenna design employing the MOXON principle With extended ...
  [ Hits: 183 | Votes: 0 | Rating: 0 ]

• Open-Folded W8JK Antenna for HF - F5NPV
  
  Originally designed by John Kraus W8JK in about 1940 this antenna has some interesting properties ...
  [ Hits: 141 | Votes: 1 | Rating: 3 ]

• Homebrew an OCF Off-Center Fed Dipole Antenna - W5ODJ
  
  This type of antenna is a popular antenna design as the performance is very good ...
  [ Hits: 198 | Votes: 3 | Rating: 6.67 ]

• The Swiss Quad Antenna - ZS6PP
  
  Rotatable Antenna with Phased Elements based on the orignal design concept of HB9CV antennas is ...
  [ Hits: 365 | Votes: 3 | Rating: 7.67 ]

• Small HF RX Loop - iw7dmh
  
  This is very common W7IUV Flag Antenna design is based on the PY3AGD antenna because ...
  [ Hits: 147 | Votes: 0 | Rating: 0 ]

• Yagi Antenna Design by G4CQM - G4CQM
  
  A selection of technical articles and analysis offering guidance and insight to enable you to ...
  [ Hits: 117 | Votes: 1 | Rating: 10 ]

• Understanding Antenna Gain in a Few Minutes - VE2XIP
  
  A collection of videos on antenna gain and explanations of how some antenna designs may ...
  [ Hits: 84 | Votes: 0 | Rating: 0 ]

• How to Activate a SOTA Peak - N7UN
  
  This documentation effort is intended to outline some of the primary steps to take in ...
  [ Hits: 50 | Votes: 0 | Rating: 0 ]

• FT-817 Audio Speech Compressor: Boosting Signal Power with SSM2165 - AD5X
  
  Designed for the FT 817 this audio speech compressor centered on the Analog Devices SSM2165 ...
  [ Hits: 60 | Votes: 0 | Rating: 0 ]
• Yaesu FT-817 Audio Enhancement: Heathkit-inspired Homebrew Project - KG4JJH
  
  Inspired by Heathkit author aimed to enhance his Yaesu FT 817 with audio and RF ...
  [ Hits: 81 | Votes: 1 | Rating: 2 ]

• 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 ]

• SDRPlusPlus - AlexandreRouma
  
  SDR is a cross platform and open source SDR software with the aim of being ...
  [ Hits: 212 | Votes: 0 | Rating: 0 ]

• VARA - EA5HVK
  
  VARA HF is a soundcard modem that can be found on the HF bands exchanging ...
  [ Hits: 105 | Votes: 1 | Rating: 10 ]

• A600 Power Amplifier Project - PA0NHC
  
  This is a power amplifier project for a RF 600W 1 8 MHz to 70 ...
  [ Hits: 100 | Votes: 0 | Rating: 0 ]

• A Simple Dual-band Transceiver - VU2ESE
  
  This a well performing simple two band transceiver The transceiver design is inspired by the ...
  [ Hits: 100 | Votes: 1 | Rating: 6 ]

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