l antennas
1394 links - and 47 categories
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Antennas : 160M- Short Top Band Antenna
- A shortened 160 meters band antenna for hams who do not have 260 ft of space, based on a open-wire-fed short dipoole
[ Hits: 1572 | Votes: 2 | Rating: 10 ]
- Calculate safety distance from your antenna
- ICNIRP is a calculator software that allows you to determ safety distances for many know amateur radio antennas with respect to ICNIRP limits developed by DL9KCE
[ Hits: 917 | Votes: 2 | Rating: 4 ]
- When and Where to Use Baluns
updated
- Baluns are usually used by Hams to feed dipole antennas with 50 ohm coax and to transpose from ladder line feeding a multi-band antenna to the unbalanced input of an antenna tuner.
[ Hits: 1491 | Votes: 9 | Rating: 7 ]
- Mast Mountable J-Pole Antenna
- An interesting article on how to make copper cactus J-Pole antennas
[ Hits: 949 | Votes: 7 | Rating: 7.28 ]
- 3 band J-Pole Antenna
- Pictures of a 2 meter, 220, 440 copper J-Pole antennas
[ Hits: 2561 | Votes: 12 | Rating: 6.08 ]
- Improving the Super-J
- The collinear J-Pole, often known as the Super-J, does improve the behavior over a regular J-Pole.
As many attest, there is an advantage when vertically combining 1/2 radiating sections to have a bit of separation between the half-wave end points.
The Super-J has very little separation between the two half-wave radiators.
[ Hits: 966 | Votes: 2 | Rating: 5.5 ]
- Log Periodic Antenna
- An article explaining features and characteristics of amateur radio log periodic antennas
[ Hits: 439 | Votes: 1 | Rating: 8 ]
- Homebrew Bicone Antenna Project
- Homebrewing a vhf bicone antenna with 8 clothes hangers and 4 feet of Sch40 non-metallic rigid conduit
[ Hits: 546 | Votes: 1 | Rating: 6 ]
- Cheap Antennas for LEO Satellites
- Cheap Antennas for the AMSAT LEO Kent Britain WA5VJB
[ Hits: 1597 | Votes: 2 | Rating: 5 ]
- Designing Vertical Aerials
- If you want to design vertical antennas you can find all theory and formulas used to model a vertical aerial calculating capacitance, reactance, building the inductor and calculating resistances. Includes an excel spreadsheet to calculate efficiency.
[ Hits: 569 | Votes: 0 | Rating: 0 ]
- Wire antennas for ham radio
- A collection of drawings of most popular wire antennas for hf ham radio bands
[ Hits: 738 | Votes: 2 | Rating: 10 ]
- IU5HIV Maurizio Personal Page
- Italian amateur radio station. Projects, programs, antennas for radio amateurs.
[ Hits: 225 | Votes: 2 | Rating: 10 ]
- Maxcon Antennas
- Maxcon makes and sells Amateur Radio Antennas. Double extended Zepp antenna, multiband dipoles, bazooka antennas, and VHF Jpole, made in USA
[ Hits: 373 | Votes: 2 | Rating: 4.5 ]
- Portable Amateur Radio Operations
- The main issues with portable HF operations have become not issues of the transmitting and receiving equipment itself but of providing power and antennas
[ Hits: 482 | Votes: 2 | Rating: 5.5 ]
- Mod for Acom 1000 amplifier
- The problem originates by improper TXOUT-to-RF timing (RF transmission exists still after a TX-EN prohibition), combined by too long decay of their CW pulses.
[ Hits: 491 | Votes: 0 | Rating: 0 ]
- Superantennas MP-1 review
updated
- A review of the Superantennas MP-1 portable HF antenna
[ Hits: 593 | Votes: 3 | Rating: 8.33 ]
- Elevated MP-1 Antenna
- A test with a superantenna MP-1 on a tripod operating HF bands on 40 20 and 17 meters band
[ Hits: 434 | Votes: 1 | Rating: 8 ]
- TW Antennas Assembly
- TransWorld Antennas TW2010 Traveler HF Portable Vertical Antenna setup instructions
[ Hits: 639 | Votes: 0 | Rating: 0 ]
- TW4040 Manual
- PDF manual of the TW4040 The Adventurer MonobanderTM
TransWorld Antennas
[ Hits: 610 | Votes: 0 | Rating: 0 ]
- TW2010L Manual
- TW2010L The Adventurer Lite TransWorld Antennas
instruction manual PDF file
[ Hits: 434 | Votes: 2 | Rating: 5 ]
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