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• 70Mhz (4 metre) Delta Loop Antenna - EI4DIB
  
  Discover the success story of creating a 4 meter Delta Loop antenna ideal for improving ...
  [ Hits: 53 | Votes: 1 | Rating: 4 ]

• Enhancing Performance with a Cage Dipole for Six Meter Band - KB9RLW
  
  Explore the design and testing of a cage dipole antenna for 6 meters Through innovative ...
  [ Hits: 76 | Votes: 0 | Rating: 0 ]

• HF EFHW Antenna Antenna Tuner - ZL2CTM
  
  Schemaric diagram for a 80m 40m 30m 20m EFHW Antenna Antenna Tuner The tuner has ...
  [ Hits: 120 | Votes: 0 | Rating: 0 ]
• Comparing Mobile whip versus EF HW Vertical - PH0NO
  
  PH0NO conducted field tests comparing a mobile antenna DX UHV to an end fed half ...
  [ Hits: 81 | Votes: 0 | Rating: 0 ]

• What is Horn Antenna - frambos
  
  Horn Antenna The energy of the beam when slowly transform into radiation the losses are ...
  [ Hits: 74 | Votes: 0 | Rating: 0 ]

• Double BiQuad Antenna for 2.6 GHz - Martynas
  
  This is basic instructions for homemade 4G Antenna working on 2600 MHz UMTS featuring 13 ...
  [ Hits: 86 | Votes: 0 | Rating: 0 ]

• Satellite Yagi crossed 2m, 70cm - VE2EK
  
  Construction of an antenna for experimental satellite communication 8el 435 Mhz x 4el 145 Mhz ...
  [ Hits: 149 | Votes: 0 | Rating: 0 ]

• URE WebCluster - URE
  
  Online DX Cluster provided by URE Union Radioafocionados Espanoles Provide current band status propagation map ...
  [ Hits: 60 | Votes: 0 | Rating: 0 ]

• ARRL Exam Review for Ham Radio - ARRL
  
  Online browser based resource for your computer tablet or other mobile device Use this review ...
  [ Hits: 69 | Votes: 0 | Rating: 0 ]

• Listening in on the Stars - W6QYT
  
  Doppler Whistles from Meteor Trails few hams know that meteors can be spotted without leaving ...
  [ Hits: 73 | Votes: 1 | Rating: 10 ]

• NOAA Predicted Sunspot Number - NOAA
  
  Predicted Solar Cycle Sunspot Number And Radio Flux Values with Expected Ranges sources are Penticton ...
  [ Hits: 41 | Votes: 0 | Rating: 0 ]

• Programming FT-991A - M7MCQ
  
  Tips and tricks on programming the Yaesu FT 991A from software installation and connecting to ...
  [ Hits: 108 | Votes: 1 | Rating: 10 ]

• DXSPOTS - f6gqk
  
  DXSPOTS is a Telnet connection program It allows radio amateurs with a lot of DX ...
  [ Hits: 149 | Votes: 0 | Rating: 0 ]

• Arduino QRP Transceiver: DIY Success on HF Bands - M0XPD
  
  This article introduces an Arduino based QRP CW Transceiver designed for lower HF bands The ...
  [ Hits: 115 | Votes: 1 | Rating: 1 ]

• KEYERduino low-cost Arduino project - M0XPD
  
  A low cost Arduino project expanding on the button tutorial where three inputs act as ...
  [ Hits: 59 | Votes: 0 | Rating: 0 ]

• The CW Flea: Modern Morse Transmitter with Arduino - KB9RLW
  
  Reviving the spirit of early ham radio experimentation the CW Flea is a contemporary Morse ...
  [ Hits: 92 | Votes: 2 | Rating: 3.5 ]

• 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 ]

• Portable 40m CW Transceiver - ZL2CTM
  
  Homemade portable transceiver for the 40 meters band.
  [ Hits: 67 | Votes: 1 | Rating: 1 ]

• RF-Quiet Solar PV for Ham Radio - KA7OEI
  
  This article discusses the potential for solar power systems to coexist harmoniously with amateur radio ...
  [ Hits: 78 | Votes: 1 | Rating: 1 ]

• A Simple Field Strength Meter - ve7sar
  
  Mad your own simple FS meter It is the simplest thing to make and is ...
  [ Hits: 160 | Votes: 0 | Rating: 0 ]

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