front81 links - and 2 categories
- 40 thru 10 Meter Zepp Antenna
- A modified 20 meter double zepp wire Operating Bands: 40 thru 10 meters (with tuner), basic construction and performance information.
[ Hits: 83603 | Votes: 65 | Rating: 5.72 ]
- DX Dual Dipole
- Two dipoles fed from the same coaxial line by n6bz for 20 and 15 meters
[ Hits: 30929 | Votes: 18 | Rating: 4.10 ]
- Dipole/Yagi Antenna
- DX dual dipoles by nb6z for 20 and 15 meters
[ Hits: 6354 | Votes: 5 | Rating: 7.00 ]
- Loop Antenna info
- Here you will find many information on loop antennas.
[ Hits: 40758 | Votes: 29 | Rating: 6.27 ]
- Cebik Moxon Rectangles
- The Moxon Rectangle is growing in popularity as a compact 2-element array that approaches a full-size 2-element in gain but with a far superior front-to-back ratio and a direct match for the standard 50-Ohm coaxial cable.
[ Hits: 3132 | Votes: 5 | Rating: 5.00 ]
- NB6Zep Antenna and more
- A modified EDZep for 20 meters, Yagi, Zepp Beam, Dual Dipole, Space Restricted 80 meter wires.
Operating Bands: 40 thru 10 meters with tuner
[ Hits: 9038 | Votes: 5 | Rating: 8.60 ]
- 80Mt rotating Quad
- 2el 40Ft front to back spacing 80 meters Quad antenna
[ Hits: 9496 | Votes: 2 | Rating: 4.00 ]
- W2HYN Collection
- Military collection Cold War Nike Msl Site
[ Hits: 2044 | Votes: 3 | Rating: 8.33 ]
- BL Military collectibles
- buy and sell a diverse inventory of Navy, Army, USMC, Air Force, Coast Guard and home front related items from WWI through Vietnam.
[ Hits: 5926 | Votes: 9 | Rating: 4.89 ]
- Balun Designs LLC
- Balun Designs wind high quality baluns and ununs for Amateur Radio and commercial applications based on the researched and tested designs of Dr. Jerry Sevick, W2FMI.
[ Hits: 1639 | Votes: 2 | Rating: 8.00 ]
- PSK31 Fundamentals
- The PSK31 philosophy, tips and tricks, sound files, how to get started, sound card setup and tips.
[ Hits: 8864 | Votes: 14 | Rating: 7.22 ]
- Ham Radio HF Digital modes
- A complete overview of modern digital HF radio operating modes: PACTOR AMTOR GTOR CLOVER RTTY PSK31 HELLSCHREIBER PACKET MT63 MFSK16 THROB.
[ Hits: 13316 | Votes: 351 | Rating: 8.42 ]
- Advanced Specialties
- Online Catalog & storefront (NJ) sales of amateur radio & related items.
[ Hits: 5714 | Votes: 16 | Rating: 6.36 ]
- Voice of Oromo Liberation (OLF)
[ Hits: 1297 | Votes: 19 | Rating: 4.99 ]
- Minnesota DX Club
- The MDXC has monthly meeting in the Twin Cites. Coverage all bands from LW to UHF. We also have Summer and Winter DXpeditions.
[ Hits: 812 | Votes: 2 | Rating: 10.00 ]
- Freeware antenna software that lets you see what the polar diagram of your rotatable beam actually looks like where it is operating.
With PolarPlot you can measure the polar diagram of the antenna and check for abnormalities - compare plots taken before and after changes to the design or location - check the -3dB beamwidth - look at the front to back ratio - see the size and position of the sidelobes.
[ Hits: 5777 | Votes: 9 | Rating: 5.88 ]
- Download Sw 4 sstv,cw,rtty, via sb, and other appz 4 radioamateurs
[ Hits: 2034 | Votes: 158 | Rating: 6.15 ]
- TCalc+ analyses the Noise and intermodulation performance of radio receiver front-ends.
[ Hits: 615 | Votes: 0 | Rating: 0.00 ]
- PSKGNR Front end
- A front end program that adds typeahead, macros,and much more to PSK31SBW orPSK31EVM.
[ Hits: 1116 | Votes: 6 | Rating: 6.67 ]
- 23 cm GaAs FET preamplifier
- On 23cm the best way to obtain a good RX-sensitivity is to use a GaAs-FET in the front-end, since these devices show very low noise figures.
[ Hits: 3781 | Votes: 5 | Rating: 5.20 ]
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