Search Results for "free"847 links - and 1 categories
Antennas : 40M
- Shortened vertical antenna for 7 Mhz
- A simple drawing of a shortened antenna for 40 meters by using a PVC tube
[ Hits: 2609 | Votes: 2 | Rating: 4.50 ]
- Small Transmitting Loop Antenna Calculator
- A free online calculator for making all of the calculations required to design and build small transmitting loop antennas, also known as magnetic loops by 66pacific.com
[ Hits: 4160 | Votes: 13 | Rating: 8.08 ]
- Shortened G5RV
- A shortened G5RV antenna design
[ Hits: 3461 | Votes: 1 | Rating: 1.00 ]
- Magnetic loop antennas
- Drawing and plan for an HF magnetic loop antenna
[ Hits: 1178 | Votes: 2 | Rating: 9.00 ]
- Moxon for 144 Mhz
- A vhf moxon antenna plan
[ Hits: 3859 | Votes: 9 | Rating: 5.89 ]
- Vertical antenna for Vacation
- Vertical Vacation Antenna for 80, 40 and 20 Meter-Band, by Herbert OE3BMB
This antenna is a full size λ/4 for 20m and 40m band, and a shortened λ/4 for the 80m band.
Generally on the 40m band the SWR is under 1,6. In 80m and 20m band at the resonant frequency the SWR is about 1,1.
[ Hits: 4561 | Votes: 4 | Rating: 8.00 ]
- Automatic SWR meter
- Automatic SWR meter and semi-automatic tuning unit by F1FRV
[ Hits: 6288 | Votes: 68 | Rating: 9.73 ]
- Shortened antennas
- Drawings of shortened antenna for indoor usage, using short pvc tubes for 2 , 20 and 40 Mhz by f1rfm
[ Hits: 5314 | Votes: 1 | Rating: 1.00 ]
- CORNET 2.4 giga WIFI antenna
[ Hits: 6013 | Votes: 11 | Rating: 6.45 ]
- Classified ads for used and surplus radio equipment. Place your ad with photos for free
[ Hits: 544 | Votes: 0 | Rating: 0.00 ]
- Technical books online
- Downloadable Amateur Radio Tube related technical books free of charge and ready to download.
[ Hits: 1923 | Votes: 4 | Rating: 4.75 ]
- Wire Free Direct LtD
- UK company that's a full-line dealer for wind and solar power systems, plus system design.
[ Hits: 192 | Votes: 0 | Rating: 0.00 ]
- SWL I3-2782/VE
- SWL I3-2782/VE Stefano
Personal website with qsl card collection and other stuff..
[ Hits: 867 | Votes: 5 | Rating: 8.00 ]
- LP-Rotor 2.0 is a standalone freeware rotator control program for use with Microsoft Windows. LP-Rotor should work with all versions of Windows from Windows 95 forward. It is designed to be used with the Hy-Gain DCU-1 or RotorEZ interfaces for Hy-Gain rotators, or the RotorCard interface for Yaesu rotators.
[ Hits: 3158 | Votes: 1 | Rating: 10.00 ]
- A freeware windows program with which radio amateurs can see which of the NCDXF beacons are transmitting at which frquency by DJ1ZN
[ Hits: 1284 | Votes: 1 | Rating: 10.00 ]
- Master.dta Editor
- Freeware windows program by WE3NEA that allow to view and edit the Master Callsign Database file used in many contesting programs, import and export callsigns, auto-download announced DX operations.
[ Hits: 1783 | Votes: 4 | Rating: 2.25 ]
- W2IOL GCGC Distance/Bearing
- Freeware dos and linux command line executables to calculate grid great circle/geodesic distance, azimuth/bearing and MUF calculator by W2IOL
[ Hits: 645 | Votes: 0 | Rating: 0.00 ]
- This program is a generator of coloured azimuth world maps centered on any terrestrial
position. Windows Freeware
[ Hits: 1474 | Votes: 4 | Rating: 5.75 ]
- Beam DX
- BEAM_DX is a free software for radioamateurs or radio listeners usage.
It allows to point a directionnal antenna towards an azimuth, a locator, an international prefix or any other geographical position on earth predefined by its latitude and its longitude by F1ORL
[ Hits: 2031 | Votes: 2 | Rating: 2.00 ]
- AmateurRadio Ham Test
- Free software tests for the Technician, General and Extra class licenses by Shenandoah
[ Hits: 1252 | Votes: 3 | Rating: 6.33 ]
- Freeware , 3.8 MB executable that allows the conversion of some old DBF log files (DXLog, EasyLog, LogPlus, TopLog, TurboLog TotalHAM92) to the ADIF Format by TRX-Manager authors
[ Hits: 724 | Votes: 1 | Rating: 1.00 ]
- Freeware SDR for Mac by DO8SEM Sebastian now named SDR Radio by DL2SDR
[ Hits: 3821 | Votes: 10 | Rating: 7.20 ]
- KC9L PSK
- KC9L PSK is a free PSK31 program based on AE4JY’s PSKCore DLL. It supports 5 RX channels, full duplex operation, and more. Even if it's development has been dismissed, is a good tool for windows 95/98 pc.
[ Hits: 976 | Votes: 0 | Rating: 0.00 ]
- Freeware windows RTTY PSK31 software decoder that allow logging, award tracking and qsl printing. By SQ1FTB
[ Hits: 3479 | Votes: 4 | Rating: 1.00 ]
- Free Sun Power
- Free basic and advanced system design tutorials for every component and aspect of solar power. Plus system sizing calculators, battery bank calculators and wire size calculators
[ Hits: 647 | Votes: 2 | Rating: 6.00 ]