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283 links - and 16 categories
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Antennas : End-Fed- The Pop-Up Vertical 2.0
- Basically, this antenna is a 23-foot wire fed through a 4:1 un-un transformer. This antenna can be easily used in portable operation, for operating all bands from 40-10 meters.
[ Hits: 253 | Votes: 0 | Rating: 0 ]
- HF DXView Propagation Map
- This map shows real-time radio propagation from stations operating on 11 bands between 1.8 and 54 MHz in the amateur radio service. The display shows world-wide activity from the last 15 minutes and is automatically updated about every minute. Data for the map is gathered from several online sources: WSPRnet, Reverse Beacon Network (CW, FT4, FT8), PskReporter, and DX Cluster.
[ Hits: 299 | Votes: 5 | Rating: 7.6 ]
- XW4DX LAOS DXPedition
- XW4DX DXpedition to Laos 16 to 27 November 2023 We will be operating on all HF Frequencies except 80m and 30m, that are unfortunately not allowed anymore in Laos.
[ Hits: 12 | Votes: 0 | Rating: 0 ]
- A Maritime Mobile DXpedition in Antarctica
- Seeing natural wonders up close, and operating as rare DX, made this trip the experience of a lifetime. QST Article
[ Hits: 51 | Votes: 0 | Rating: 0 ]
- Operating Amateur Radio Overseas
- Travelling with ham radio devices, Operating under CEPT, operating in the US, CEPT Operating Rules, Permanent Overseas Licence
[ Hits: 47 | Votes: 0 | Rating: 0 ]
- Aircraft Scatter ACS
- Getting started with Aircraft scatter, defined as the process of scatter radio waves of the body of a traveling aircraft in order to enhance the distance possible to bridge on VHF, UHF and microwaves. The ACS path, Equipment requirement and Operating techniques
[ Hits: 54 | Votes: 0 | Rating: 0 ]
- Airplane scattering
- Operating on Airplane scattering. Scattering of radio signals by airplanes. An introduction to operating ariplane scattering, using aircraft to redirect RF that would otherwise be lost in space. Antenna Pointing, Doppler Shift/Digital Modes, using digital modes to operate airscatter.
[ Hits: 153 | Votes: 0 | Rating: 0 ]
- FT8 - The Basics Explained
- A brief introduction to the FT8 operating mode and tips on how to start using this modern and efficient digital mode.
[ Hits: 91 | Votes: 0 | Rating: 0 ]
- Listening in on the Stars
- Doppler Whistles from Meteor Trails, few hams know that meteors can be spotted without leaving the operating room. Identifying Meteor-Trail Reflections,
Shooting Stars, Why the Meteors Whistle
[ Hits: 72 | Votes: 1 | Rating: 10 ]
- Portable Operating Tips for Ham Radios
- This article is from the book Ham Radio For Dummies and features some tips for portable amateur radio operations, on Field Day or generic outdoor operation, like selecting the proper antenna and portable power.
[ Hits: 79 | Votes: 1 | Rating: 10 ]
- Ham Radio And the Art of Bushcraft
- This article explores the marriage of amateur radio and bushcraft, advocating the pleasure of setting up a portable station in nature rather than operating from the confines of a vehicle. The Parks on the Air (POTA) programme is highlighted as a catalyst for outdoor radio activities. The author shares his experiences and techniques, from transporting equipment into the wilderness to setting up shelters and antennas. Knot tying skills and the use of frogs are emphasized for efficiency, and a unique method for launching wire antennas is described. The article emphasizes the synergy between amateur radio and bushcraft skills, enhancing the enjoyment of radio operations in wilderness environments.
[ Hits: 81 | Votes: 1 | Rating: 10 ]
- QRP is for Beginners
- QRP is a Q-code originally meaning reduce power, but now has come to mean operating a radio that outputs 5 watts or less for CW or 10 watts for SSB.
[ Hits: 113 | Votes: 2 | Rating: 9.5 ]
- FT-817 Cheat Sheet
- A simplified operating guide for the Yaesu FT-817
[ Hits: 154 | Votes: 0 | Rating: 0 ]
- FT-818ND Operating Manual
- English operating manual of the Yaesu FT-818 HF VHF UHF portable transceiver
[ Hits: 42 | Votes: 0 | Rating: 0 ]
- Award Secretary
- Program for do application and endorsement for all ARRL awards-30 awards-18 for DXCC -12 for others and 8 special querry (how long I'm waiting for QSL. You can merge several awards and endorsement in a one application and upload adif file to ARRL page by ON-LINE method. Offering optimization task for cost checking QSO.Cooperating CLUBLOG
[ Hits: 86 | Votes: 0 | Rating: 0 ]
- BUREAU_ALL_QRZ_COM for Logger32
- Program cooperating with Logger32 and 4 QRZ servers with http method for personal data . Program is very quickly. Correct field QSL_VIA from QRZ , that you can put it on a QSL . Also show if present QSL Bureau for a country
de sp9auv
[ Hits: 44 | Votes: 0 | Rating: 0 ]
- CW Morse Decoder for Arduino
- While there are quite a few standalone Morse Code or CW decoders out there, I wanted to tackle the problem myself and end up with both a great Arduino learning project and a decent portable decoder for when I'm out in the field operating QRP
[ Hits: 199 | Votes: 1 | Rating: 10 ]
- 20m 30m 40m Bandpass Filters
- Homemade LC Bandpass Filters for 20M, 30M, 40M In multi-station environments like special events, field day, portable operating, is very important to protect receivers from excessively strong signals. Bandpass filters help to protect your transceivers.
[ Hits: 376 | Votes: 1 | Rating: 10 ]
- RF Exposure Calculator
- To use the RF Exposure Calculator, fill-in the form with your operating power, antenna gain, and the operating frequency. Depending on how far above ground the RF source is located, you might want to consider ground reflections too.
[ Hits: 100 | Votes: 0 | Rating: 0 ]
- WSJT-X and Raspberry Pi
- How to install WSJT-X ona a raspberry Pi and start operating with FT8
[ Hits: 153 | Votes: 2 | Rating: 10 ]
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