signals

signals

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• 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 ]

• Airplane scattering - W3SZ
  
  Operating on Airplane scattering Scattering of radio signals by airplanes An introduction to operating ariplane ...
  [ Hits: 164 | Votes: 0 | Rating: 0 ]
• Virtual Radar from a Digital TV Dongle - W9RAN
  
  Track aircraft by reprogramming an inexpensive digital TV USB stick to receive Automatic Dependent Surveillance ...
  [ Hits: 136 | Votes: 1 | Rating: 2 ]

• FreeDV - Digital Voice for HF bands - K9XN
  
  FreeDV uses an audio codec as a software based modem to decode and encode the ...
  [ Hits: 92 | Votes: 0 | Rating: 0 ]

• ITU International Morse Code Recommendation - ITU
  
  Recommendation M 1677 1 10 2009 General transmission rules Morse code signals spacing and length ...
  [ Hits: 101 | 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 ]
• Using PSK Reporter as Propagation Tool - K8ZT
  
  PSK Reporter is a powerful tool for monitoring your FT8 JT65 or PSK signals around ...
  [ Hits: 193 | Votes: 1 | Rating: 8 ]

• Wavecom W-CODE - Wavecom Elektronik AG
  
  W CODE is a professional digital mode decoder system capable to decode many digital signals ...
  [ Hits: 450 | 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 ]

• Skywave Linux - Philip Collier AB9IL
  
  Linux for shortwave and amateur radio monitoring Supports popular SDR hardware and online streaming from ...
  [ Hits: 290 | Votes: 0 | Rating: 0 ]

• MorseExpert for Android - VE3NEA  ^updated
  
  Morse Code Decoder for Android based on the algorithms implemented in CW Skimmer Morse Expert ...
  [ Hits: 331 | Votes: 6 | Rating: 7.67 ]

• DXPSK - f6gqk
  
  DXPSK and SMARTPSK are freeware Windows PSK31 software tools capable to send and recive even ...
  [ Hits: 144 | Votes: 1 | Rating: 10 ]

• Proplab-Pro - Solar Terrestrial Dispatch
  
  Ray trace radio signals through a realistic three dimensional ionosphere using Proplab Pro This software ...
  [ Hits: 171 | 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 ]

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

• Build an Arduino CW Decoder - KG4JJH
  
  An Arduino Based Solution for 5 35 WPM Signals Explore the circuit controls and setup ...
  [ Hits: 361 | Votes: 3 | Rating: 7 ]

• Analyzing SSB Signal Quality in CQ WW Contest - OH6LI
  
  This article investigates SSB signal quality during the CQ WW 2015 SSB contest It highlights ...
  [ Hits: 42 | Votes: 0 | Rating: 0 ]

• 20m 30m 40m Bandpass Filters - AB2EW
  
  Homemade LC Bandpass Filters for 20M 30M 40M In multi station environments like special events ...
  [ Hits: 387 | Votes: 1 | Rating: 10 ]
• A 2 meter band-pass cavity using surplus Heliax - ka7oei
  
  Cavity is often required at a busy site to not only prevent its receiver from ...
  [ Hits: 130 | Votes: 2 | Rating: 3 ]

• A Simple Spectrum Analyzer - AA8C
  
  This is a swept filter spectrum analyzer Basically RF and swept oscillator signals are fed ...
  [ Hits: 121 | Votes: 0 | Rating: 0 ]

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