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• Half-Length Dipoles for 40 Meters - W4RNL
  
  Complete collection of the four main parts of this excellet research on modelling and designing ...
  [ Hits: 388 | Votes: 2 | Rating: 10 ]

• How to Blow Up Your Balun - N6BV
  
  In this article author examine stresses placed on common mode chokes aka baluns as hams ...
  [ Hits: 390 | Votes: 0 | Rating: 0 ]

• K0UO Rhombix Antenna Farm The Ground - K0UO
  
  Modeling an antenna over real terrain gives you a visual picture of how terrain impacts ...
  [ Hits: 145 | Votes: 1 | Rating: 10 ]

• 13 Elements Yagi for 144 MHz - I5MZY
  
  A homebrew 13 elements yagi antenna for two meters band These project includes two model ...
  [ Hits: 143 | Votes: 0 | Rating: 0 ]

• HD8R Galapagos 2021 - HD8R
  
  DX Pedition to Galapagos will be active from October 26th to November 7th from 6 ...
  [ Hits: 112 | Votes: 1 | Rating: 10 ]

• (tr)uSDX - DL2MAN
  
  The tr uSDX is a 5 Band Mulitmode QRP Transceiver in Pocket Format 90x60x30mm 140g ...
  [ Hits: 203 | Votes: 2 | Rating: 10 ]

• Operating AMTOR - G4AON
  
  Putting one of those old modems back into use AMTOR is an acronym for AMateur ...
  [ Hits: 81 | Votes: 0 | Rating: 0 ]

• Digital Mode calling frequencies - VK6FLAB
  
  A summary of common calling frequency for each digital mode on that band.
  [ Hits: 315 | Votes: 0 | Rating: 0 ]

• 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 ]

• PD Powerbank for SOTA Radios - VK3YY
  
  This post describes how the newish Power Delivery PD mode mobile powerbanks can be used ...
  [ Hits: 144 | Votes: 0 | Rating: 0 ]

• QRP - Low Power Operating ARRL - ARRL
  
  QRP is a way of operating that involves using low power transmitters that are no ...
  [ Hits: 73 | Votes: 1 | Rating: 8 ]

• Scanning frequencies - J Ward
  
  HF digital mode transmissions voice transmissions in HF and VHF Bands collected in several XLS ...
  [ Hits: 140 | Votes: 0 | Rating: 0 ]

• AN-SOF - Professional Antenna Simulation - ANS.SOF
  
  AN SOF is a professional comprehensive software tool for the modeling and simulation of antenna ...
  [ Hits: 243 | Votes: 2 | Rating: 10 ]

• NewLogOSH - IZ4OSH
  
  Program for Amateur Radio use features Digital modes such as FT4 FT8 currently implemented along ...
  [ Hits: 572 | Votes: 2 | Rating: 8.5 ]

• FGB Wakeup for Yaesu FT RTX - IU2FGB
  
  Home made freeware utility that allows to power on or shutdown the Yaesu FT rig ...
  [ Hits: 80 | Votes: 1 | Rating: 10 ]

• Ferrite and common-mode choke - DH1TW
  
  Finding the the best ferrite material for a common mode choke How to create efficient ...
  [ Hits: 185 | Votes: 1 | Rating: 10 ]

• EA2CW Nanokeyer - EA2CW
  
  HFN Hands Free Nanokeyer is a 3D Printer made morse keyer In this project the ...
  [ Hits: 97 | Votes: 1 | Rating: 10 ]

• TRX Eagle SDR - SP3OSJ
  
  TRX Eagle is a ultra compact software defined radio for amateur radio bands This all ...
  [ Hits: 447 | Votes: 1 | Rating: 1 ]
• Tulip SDR - SP3OSJ
  
  SDR Project for a compact amateur radio software defined radio trasceiver covering HF bands all ...
  [ Hits: 369 | Votes: 5 | Rating: 8 ]

• USB Rig Interface - sarcnet
  
  This project is a USB Audio Serial and PTT interface for rigs that does not ...
  [ Hits: 324 | Votes: 1 | Rating: 1 ]

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