l antennas1362 links - and 47 categories
Antennas : 160M
- 160M Folded Counterpoise
- An FCP is not magic. It has no gain. An FCP improves an antenna system by replacing more loss with less loss. Some have been able to erect better wires in the air because the small size of the FCP allowed better placement of the antenna.
[ Hits: 218 | Votes: 0 | Rating: 0 ]
- 22 Antennas for the 160 Meter Band
- 22 Different Wire Antennas for the 160 Meter Band, Random Length Radiator Wire, delta loop, loop antennas, off-centered antennas, sloper, dipoles, Z antenna, Zepp and Clothesline Antennas
[ Hits: 698 | Votes: 0 | Rating: 0 ]
- Shortened 80m Antenna
- An antenna for 80 meters band for those who does not have enough space to setup a halwave wire dipole that is aprox 130ft or 40 meters. The antenna is an open-wire-fed shortened dipole
[ Hits: 389 | Votes: 1 | Rating: 1 ]
- DL7AHW Spraycan EH Antennas
- Hairspray-can EH Antennas for shortwave and online programs. Small magnetic (H) antennas (Loops) have a good efficiency for the upper bands (20/15/10 meter band) and also in contrast to E-antenna a defined radiation direction.
[ Hits: 262 | Votes: 0 | Rating: 0 ]
- EFHW autotransformer comparison
- Two different ways to create autotransformer for end fed half wave wire antennas, by using ferrite or air core.
[ Hits: 416 | Votes: 1 | Rating: 1 ]
- Practical Yagi Building
- A practical guide on hombrewing Yagi antennas, including notes on Driven Element, Transformation & Symmetrising Coax Lines, Full Boom length vs. electrical length, Elements & Insulators on Boom and additional tips and tricks, in English and German
[ Hits: 338 | Votes: 0 | Rating: 0 ]
- DIY NVIS Antenna Using a Mag Mount
- NVIS antennas, also known as Near Incident Vertical Skywave antennas have a high angle of radiation. Something on the order of 60 degrees, to straight up to 90 degrees. A portable, easy to setup and cheap nvis antenna project.
[ Hits: 523 | Votes: 3 | Rating: 4 ]
- QRP Link Dipole Antenna
- Dipole antennas are some of the simplest antennas to build in addition to being very efficient and solid performers. I wanted to make a simple dipole antenna for QRP portable operation that could be used on multiple bands.
[ Hits: 261 | Votes: 2 | Rating: 7.5 ]
- The Cubical Quad is Beautiful
- An interesting page about Quad antennas. Modelling QUAD antennas, comparing quad antennas to yagi antennas. Information on QUAD Antenna tuning and home brewing with help on calculating dimensions and tuning.
[ Hits: 2628 | Votes: 4 | Rating: 10 ]
- 3 Foot Box Loop Antenna
- These antennas are larger versions of the small loop antennas that were part of the cardboard back panel of older AC/DC five tube AM radios. Loop antennas of this type were popular in the very early days of radio. They are still useful today for long distance reception of AM radio stations
[ Hits: 323 | Votes: 1 | Rating: 2 ]
- Verticals - About vertical antennas
- Experiments on vertical antennas for HF bands.
[ Hits: 232 | Votes: 0 | Rating: 0 ]
- HF Wire Antennas for Field Day
- Dipole antennas, vertical half-wave dipole antennas with impedence tranformes that can be used for portable operations. Some well worn antenna configurations are the easiest and loudest lash-ups you can try.
[ Hits: 195 | Votes: 0 | Rating: 0 ]
- IV3ONZ's Ham Radio Blog
- Ham radio activity and homebrew from Italy with some interesting article on QRSS, decoding interfaces, APRS and antennas
[ Hits: 188 | Votes: 1 | Rating: 10 ]
- CQ Antennas
- Antenna insulators manufacturer, CQ Antennas provides great quality amateur radio gear to amateur radio operators and trusted emergency preparedness pros at a great price
[ Hits: 196 | Votes: 0 | Rating: 0 ]
- Portable Rotation
- Portable Rotation manufacturer of portable antenna rotor and support systems including AZ/EL portatble rotor system, AZ/EL antenna position sensors, mounting kits for arrow antennas
[ Hits: 209 | Votes: 0 | Rating: 0 ]
- HyEnd Company
- HyEnd is a dutch amateur radio antenna manufacturer. Makers of the popular HyEndFeed Antennas, produce Baluns, bandpass filters and selle Line isolators, coax cables and connectors.
[ Hits: 182 | Votes: 0 | Rating: 0 ]
- Sommer Antennas
- Sommer Antennas has been a manufacturer and producer of quality amateur radio antennas and antennas for professional use for more than 20 years.Developed by DJ2UT in Germany, our beams were first introduced to the U.S. market at the 1984 Dayton Hamvention
[ Hits: 196 | Votes: 0 | Rating: 0 ]
- Remotely Controlled Camera by VK5SW
- Remote viewing can be useful for Hams, in example remotely viewing antennas during a storm.
[ Hits: 154 | Votes: 0 | Rating: 0 ]
- UKW-Berichte Telecommunications
- On-line shop for coax cables, RF connectors, Lightning protectors, Create antenna rotators, antenna masts and mounts, amateur antennas by FlexaYagi, Tonna F9FT, ANjo-Antennen and M2 Antennas based in Eggolsheim Germany
[ Hits: 208 | Votes: 0 | Rating: 0 ]
- Receiver Protection in SO2R and Beverage Antennas
- How to protect your receiver when operating in SO2R and using beverage antennas. A custom protection box made with two resistors and 2 stack of diodes.
[ Hits: 175 | Votes: 0 | Rating: 0 ]
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