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• QRP Balun: A DIY Project
  
  DIY project of a QRP Balun Using a high permeability ferrite rod and an old ...
  By AA5TB

• End-Fed Half-Wave Antenna for 20m 40m 80m  ^updated
  
  How to Design and Build a Field Expedient End Fed Half Wave Antenna for 20m ...
  By VA3KOT - Votes: 2 | Rating: 6

• High Performance Common-Mode Chokes
  
  This article is an attempt to shed some light on this misunderstood component covering topics ...
  By G3TXQ
• A High Performance RF Choke for the HF bands
  
  Home brewing a high performance, high power common mode choke for HF bands
  By M0XYF
• RF Choke with Bifilar Windings
  
  This article presents an RF Choke featuring an 11 bifilar turn winding of 14 house ...
  By rjbono

• Enhancing Performance with W8JK/MOXON Antenna Variant
  
  F5NPV introduces a variant of the W8JK antenna design employing the MOXON principle With extended ...
  By F5NPV

• EggBeater Antenna for VHF UHF
  
  This antenna was conceived mainly for high speed digital transmission via satellite The antenna is ...
  By ON6WG F5VIF

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

• Kydera
  
  A high technology enterprise specializing in the R D production and sale of two way ...
  By Kydera

• Ham Radio And the Art of Bushcraft
  
  This article explores the marriage of amateur radio and bushcraft advocating the pleasure of setting ...
  By VA3KOT - Votes: 1 | Rating: 10

• 40 MHz 8m Band Amateur Radio Exploration
  
  The 8m ISM band a unique frequency range between 10m and 6m holds potential for ...
  By G3XBM - Votes: 1 | Rating: 8

• Elecraft K4 Transceiver
  
  Official Elecraft K4 Transceiver page at Elecraft web site with technical specifications news manuals and ...
  By Elecraft

• AircraftScatterSharp
  
  Aircraft Scatter Sharp is a windows application to calculate and assist airscatter operations Real time ...
  By W3SZ

• BktTimeSyncPhone
  
  BktTimeSyncPhone synchronizes the PC time using the smartphone GPS connected via Bluetooth Great for use ...
  By IZ2BKT

• Skywave Linux
  
  Linux for shortwave and amateur radio monitoring Supports popular SDR hardware and online streaming from ...
  By Philip Collier AB9IL

• 20 W HF Power Amplifier
  
  A HF power amplifier with a push pull of AFT09MS015N The small signal gain of ...
  By IN3OTD

• WIFI Remote FUCHS ATU for EndFed Antenna
  
  The Fuchs Antenna tuner with a resonant circuit as a coupler The Fuch Antenna Tuner ...
  By F5NPV

• JRC NVA-88 Modification
  
  Adding 2 RCA inputs 1 high impedance filtered audio output RCA 3 3 HIGH PASS ...
  By JRC
• Analyzing SSB Signal Quality in CQ WW Contest
  
  This article investigates SSB signal quality during the CQ WW 2015 SSB contest It highlights ...
  By OH6LI

• USB-C charging for Handheld Radio Transceivers
  
  The article highlights the common absence of modern USB C ports on handheld ham radios ...
  By Bryan Cockfield - Votes: 1 | Rating: 10

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