df antennas

df antennas

Pages: 1 2 3 4 5 [next]

• Ground System on a 160M vertical - Ground system measurements on a 160 M vertical by Rudy Severns N6LF
  [ Hits: 1913 | Votes: 1 | Rating: 10 ]
• 160-meters antenna problems and solutions - Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file
  [ Hits: 3517 | Votes: 6 | Rating: 9.3 ]
• Single support gain antennas for 80-160 meters - On 80 and 160 meters an antenna with modest gain and good front-to-back (F/B) ratio, along with a steerable pattern, can be very effective for contesting.
  [ Hits: 3403 | Votes: 0 | Rating: 0 ]

• 50 MHz Antennas by DF9CY (4 & 6 Element) - Two well performing 50 MHz antennas designed with W7EL EZNEC along to many other antenna projects and related articles
  [ Hits: 22076 | Votes: 37 | Rating: 4.39 ]

• Bruce arrays for 80 and 160m - Antennas with gain and bandwidth for 80 and 160 meters band. Simple wire antenna capable of considerable gain
  [ Hits: 9007 | Votes: 3 | Rating: 9.33 ]

• Better Results with Indoor Antennas - A different approach can help you optimize attic-bound aerial by W6HPH
  [ Hits: 2328 | Votes: 1 | Rating: 10 ]

• J-Pole antenna design  ^pop - Complete guide to build Jpole antennas with online dimensions calculator.
  [ Hits: 51499 | Votes: 82 | Rating: 5.65 ]

• SWL home made antennas  ^pop - Short guide to home made antennas for shortwave reception, in pdf format
  [ Hits: 38888 | Votes: 51 | Rating: 7.36 ]

• Optimizing half-wave sloper arrays for 160 meters - This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast working really well.
  [ Hits: 5239 | Votes: 2 | Rating: 7 ]

• Antennas and Grounds for apartments - Suggestions on finding RF ground when you live in an apartment and you want to setup an antenna
  [ Hits: 23165 | Votes: 12 | Rating: 5.75 ]

• Another way to look at vertical antennas - What iss the difference between a dipole and a vertical? Maybe not as much as you think. Come along and try another point of view.
  [ Hits: 4048 | Votes: 0 | Rating: 0 ]

• Coaxial Traps for multiband antennas - A new perspective on the analysis and design of this popular antenna element. By Karl-Otto Muller, DG1MFT
  [ Hits: 14641 | Votes: 8 | Rating: 5 ]

• Short radials for ground-plane antennas - Think your elevated radials always have to be full size? N6LF lets you in on some great ideas to lessen the “wingspan” of radials, especially near the beach.
  [ Hits: 2347 | Votes: 1 | Rating: 8 ]

• DF9CY - ZX15/4 extended 10/4 - A 4 element addition for 10m to an existing 4 element yagi (ZX antennas)
  [ Hits: 1258 | Votes: 1 | Rating: 9 ]
• A two element yagi beam - Simple gain antennas for the beginner, a 2 element HF yagi antenna
  [ Hits: 4817 | Votes: 9 | Rating: 5.78 ]

• KB9VBR J-Pole Antennas - All copper J-Pole antennas for sale. 6 meter, 2 meter, 222 MHz, 440 MHz, LPFM, Marine, GMRS. Includes a construction plan in pdf format if you wish to build your own antenna.
  [ Hits: 6445 | Votes: 8 | Rating: 6.25 ]

• Titanex - Low weight Titanium Verticals, Log-Periodics, Yagi antennas, Quads, towers and antenna accessories by Titanex
  [ Hits: 21404 | Votes: 18 | Rating: 6.43 ]

• ARDF Projects by WB2HOL - Antennas, attenuators, Fox Timers and Controllers and Fox Transmitters
  [ Hits: 4455 | Votes: 22 | Rating: 7.37 ]
• A low power 3.5MHz ARDF transmitter - This low power transmitter is developed for ARDF exercising purposes but of course can be used as super QRP transmitter either. With 1 or 2 meter wire as antenna and a ARDF receiver with ferrite-rod antenna the range is about 100m but with better antennas and a 'real' receiver the range is probably much larger.
  [ Hits: 2043 | Votes: 4 | Rating: 6.5 ]

• Butternut manuals - Manuals of butternut antennas
  [ Hits: 1208 | Votes: 3 | Rating: 8.33 ]

Pages: 1 2 3 4 5 [next]