orion55 links - and 1 categories
- G5RV multi-band antenna
- Multi-band centre-fed antenna capable of very efficient operation on all HF bands, specifically designed with dimensions which allow it to be installed in gardens and other open spaces which accommodate a reasonably-straight run of 31.1m (102 ft) for the flat-top standard model.
[ Hits: 6828 | Votes: 8 | Rating: 7.38 ]
- G5RV multi-band antenna construction guide
- Excellent guide to build your own G5RV antenna by Lombry
[ Hits: 36890 | Votes: 48 | Rating: 6.22 ]
- Wellbrook ALA 1530 active magnetic loop review
- Interesting review about active magnetic loop antenna Wellbrook ALA 1530 and 330S by ON4SKY
[ Hits: 3783 | Votes: 4 | Rating: 6.75 ]
- Antennas : theory and designs
- Thierry LOMBRY, ON4SKY, develops in several long articles all you need to know about antennas, their design and performance, for both amateurs and SWL
[ Hits: 9055 | Votes: 11 | Rating: 3.27 ]
- Russian Oblasts and prefixes
- Russian callsign prefix series: RAA-RZZ, UAA-UIZ, includs Amateur callsign system in Russia
[ Hits: 1651 | Votes: 14 | Rating: 5.43 ]
- QSL and green stamps by ON4SKY
- What become our QSL once sent ? QSL routes, IRC and green stamps, the best and worst practices.
[ Hits: 899 | Votes: 5 | Rating: 4.20 ]
- All about Lightning protection
- Thierry LOMBRY, ON4SKY, gives advice to amateurs about lightning protection of an hamshack, including pictures and links.
[ Hits: 723 | Votes: 2 | Rating: 5.50 ]
- Portale del Radioamatore
- Nuke portal for italian radio amateurs. Needs registration.
[ Hits: 419 | Votes: 2 | Rating: 10.00 ]
- Radio Audio and sound files
- Some tens of very special audio files recorded during amateur radio activities like aurora traffic, meteor scatter, communications with ISS crew and the sound of various transmission modes that you can hear on HF and VHF bands
[ Hits: 7790 | Votes: 8 | Rating: 6.24 ]
- QSLing and award chasing by ON4SKY
- In his back office section, ON4SKY, initiates in a few articles the beginners in the art of QSLing and award chasing.
[ Hits: 769 | Votes: 0 | Rating: 0.00 ]
- How to select an amplifier
- Thierry LOMBRY, ON4SKY, develops in three long articles all you need to know about amplification, and how to seletc an HF and a solid-state amplifier, with pictures.
[ Hits: 5268 | Votes: 5 | Rating: 6.40 ]
- How to select a transceiver
- Thierry LOMBRY, ON4SKY, develops in several technical articles the way to select a transceiver. His website includes also some in-depth reviews
[ Hits: 1651 | Votes: 2 | Rating: 8.00 ]
- How to become an amateur radio
- How to become an amateur radio ? by ON4SKY
Review of general conditions to get licensed, examinations, regulation, CW, foreign calls, and more
[ Hits: 535 | Votes: 0 | Rating: 0.00 ]
- The History of amateur radio from 900BC to date
- Thierry LOMBRY, ON4SKY, develops in depth and with original pictures the long history of amateur radio all through the world from 900 BC to date.
[ Hits: 566 | Votes: 1 | Rating: 10.00 ]
- Luxorion ON4SKY website
- Thierry Lombry, LX4SKY (aka ON4SKY) has developped a excellent educational website mainly devoted to amateur astronomy but it includes also a large section dealing with amateur radio activities includes several interesting pages about radio astronomy and SETI
[ Hits: 769 | Votes: 5 | Rating: 9.00 ]
- Basics of Propagation by ON4SKY
- Thierry LOMBRY, ON4SKY, develops in several long articles the bascis of propagation. His website includes also a French section dealing with auroras.
[ Hits: 1156 | Votes: 1 | Rating: 10.00 ]
- Orion Downloads
- Download Ten tec Orion firmware, schematic, manuals, documentation
[ Hits: 736 | Votes: 1 | Rating: 5.00 ]
- Ten Tec eHam Reviews
- eHam users review of the Ten-Tec Orion transceiver
[ Hits: 351 | Votes: 1 | Rating: 10.00 ]
- Ten Tec Orion II Official page
- Orion II HF DSP Transceiver
[ Hits: 412 | Votes: 0 | Rating: 0.00 ]
- DX Activities of ONL5183
- Whith more than 20 years of ham practicen SWL Thierry LOMBRY, alias ONL5183, has written several technical pages about ham activities, including propagation, radio perturbations, radioastronomy, DXing, QSLing, ham-spirit, review of material and more. This very interesting website is completed by a large French section devoted to amateur astronomy illustrated with vivid colors pictures.
[ Hits: 884 | Votes: 3 | Rating: 6.33 ]
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