am antennas
507 links - and 5 categories
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Antennas : Feed Lines- Feeder Radiation
- Connecting centre fed antennas, dipoles, yagis, rhombics, loops to coaxial cable, unless care is taken, it is not difficult to end up with feeder radiation resulting in power loss and the radiation characteristics changes
[ Hits: 1826 | Votes: 4 | Rating: 8 ]
- Multiband Open Wire Antennas
- Why Multi-band Dipoles Need HEAVY Open Wire Line
by Tom, K1JJ
[ Hits: 3487 | Votes: 1 | Rating: 9 ]
- HEX-BEAM Group
- Discuss here about hex-beam antennas
[ Hits: 3732 | Votes: 4 | Rating: 6.25 ]
- Some plain facts about multiband vertical antennas
- There is considerable confusion as to what exactly a multiband vertical antenna is. The confusion concerns the method of feed, how much mismatch one can expect, how many radials are required, how the particular antenna is built for multiband use, plus some other points.
[ Hits: 1910 | Votes: 1 | Rating: 7 ]
- VHF/UHF Quad Antenna
- Article by N6JSX on homebrewing quad antennas for VHF and UHF.
[ Hits: 4737 | Votes: 4 | Rating: 5.25 ]
- Petlowany Antennas by K6NO
- WorldRadio Article on Petlowany antennas base on this principle: if a length of wire is wound into a spiral-shaped coil and excited by a radio frequency current connected to the innermost portion of the coil, it will then, and only then, exhibit RF characteristics that closely approximate those of a resonant linear wire of the same length
[ Hits: 3765 | Votes: 9 | Rating: 6.22 ]
- Vertical amtennas among the trees
- Experiments on vertical antennas among the trees by ik2egl
[ Hits: 760 | Votes: 0 | Rating: 0 ]
- Importance of noise reduction in wires antennas
- An old post by John Doty about effects of noise in longwire antenna.
[ Hits: 1660 | Votes: 0 | Rating: 0 ]
- Understanding Antennas For The Non-Technical Ham
- A Book By Jim Abercrombie, N4JA.
Reason for writing this book is to educate you so you can make an informed choice concerning the
best antenna for you. Another reason is to dispel the many antenna myths that circulate in the amateur
communit
[ Hits: 1542 | Votes: 3 | Rating: 6.67 ]
- Why Are Antennas Built to Look Like They Do?
- Basic anctenna theory, general information on antennas
[ Hits: 421 | Votes: 0 | Rating: 0 ]
- HF Antennas 101
- Here are 10 tips and truisms that every ham should know about antennas, by W20QI
[ Hits: 820 | Votes: 0 | Rating: 0 ]
- Wire Loss and Antenna Gain
- Discussion at eham about wire size used in wire antennas, and how it affects the gain of the antenna
[ Hits: 846 | Votes: 0 | Rating: 0 ]
- Ham Radio Tower at N0HR
- Ham Radio Tower Project at N0HR. Includes site plan, escavation, tower construction, HF antennas, grounding and lightning protection, coax and more.
[ Hits: 2962 | Votes: 2 | Rating: 8 ]
- VE6FI Contest station
- Amateur radio, building antennas, wifi link, remote control of radio, 80 meter beam, contesting, ve6fi station
[ Hits: 580 | Votes: 0 | Rating: 0 ]
- PA5MW Ham Radio Blog
- Ham radio Blog, focusing on homebrewing and testing antennas, rig mods and contesting.
[ Hits: 708 | Votes: 4 | Rating: 9.75 ]
- W7AIA, Clark County Amateur Radio Club
- Clark county amateur radio club serving sw washington for 75 years! come find out how our local ham club offers programs that cover everything from the history of morse code and call signs to ham radio antennas
[ Hits: 560 | Votes: 2 | Rating: 9.5 ]
- M5AML John
- M5AML - SSTV, Aerials (antennas), SSTV, Rallies, UK prefixes
[ Hits: 446 | Votes: 2 | Rating: 8.5 ]
- QRPproject
- QRP and Homebrew HAM Radio by DL2FI and DL7NIK
QRP Made in Germany and more
QRP Kits, qrp transceivers, accessories, mini keyers dealer for antennas, atu and more accessories
[ Hits: 10698 | Votes: 11 | Rating: 6.64 ]
- Understanding Amateur Radio NVIS
- Understanding Amateur Radio NVIS Antennas and Propagation, derived from The ARRL Antenna Book and QST Articles
[ Hits: 940 | Votes: 1 | Rating: 9 ]
- Memphis Amateur Electronics
- Carry hundreds of ham radio products including amateur radios from Alinco, Icom, Kenwood, and Yaesu, plus ham radio products from MFJ, LDG, Diamond Antennas, Hustler, Ameritron, Astron power supplies, and books of all kinds
[ Hits: 2129 | Votes: 4 | Rating: 5.5 ]
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