the systems145 links
Antennas : Satellite
- Satellite Antenna Tips
- Tips that may be of help with the most important part of an amateur radio satellite station, the antenna systems.
[ Hits: 18631 | Votes: 11 | Rating: 6.08 ]
- RF Applications, Inc.
- Specialized in RF Power Measurement Systems and other devices that make operating radio transmitting stations safer and easier.
[ Hits: 1036 | Votes: 3 | Rating: 1.00 ]
- Q-PAR Microwave Antennas
- The company (founded in 1973) excels in the research, design, development and manufacture of microwave antenna systems & components. Our range includes horn, reflector, sinuous, spiral, LPDA, helical antennas, etc; antenna positioners, and many bespoke components.
[ Hits: 437 | Votes: 0 | Rating: 0.00 ]
- Max-Gain Systems, Inc.
- Fiberglass for the antenna builder, Antenna Mart quads, Bandmaster quads, transmitting components, vacuum capacitors and relays, tower accessories, gin poles, remote RF coax switches, rotating side mounts, quad spreaders, quad parts, bristol wrenches, doorknob capacitors, transmitting electron tubes, and much more!
[ Hits: 7137 | Votes: 8 | Rating: 7.43 ]
- RT Systems
- Online shopping, Programming Software, Icom, Yaesu, Kenwood, Istron, HyGain, MFJ, cat cables interfaces and other radio control cables.
[ Hits: 2437 | Votes: 2 | Rating: 1.00 ]
- SCS PTC
- Special communications systems, the creators of pactor, TNC using DSP protocols
[ Hits: 1213 | Votes: 3 | Rating: 7.33 ]
- An introduction to Repeater Systems
- By Northern Alberta Amateur radio Club Nice overview of how repeaters work and protocols
[ Hits: 353 | Votes: 1 | Rating: 1.00 ]
- NovaLynx Corporation
- "Instruments & Systems for Weather & Water Monitoring; weather stations, wind alarms, sensors for wind speed, wind direction, precipitation, temperature, relative humidity, barometric pressure, solar radiation, evaporation, rain & snow gauges, lightning detection."
[ Hits: 554 | Votes: 3 | Rating: 10.00 ]
- Custom Metalworks
- Custom Metalworks - Tower and Antenna Installation, Removal and Repair. Specialists in the Installation of Rotating Tower Systems, Large Yagi Antennas and Arrays.
[ Hits: 446 | Votes: 0 | Rating: 0.00 ]
- AirNav Selcal Decoder
- AirNav Selcal Decoder enables you to decode in realtime Aviation HF Selcal transmissions. It only needs an HF airband receiver and your Sound Card. No special hardware needed. With AirNav Selcal Decoder you do not need any other hardware decoding system. Just your PC and the Sound Card.
[ Hits: 12932 | Votes: 40 | Rating: 4.89 ]
- Real-time, schedule of the transmitting times, frequencies, short-path and long-path beam headings for each beacon from your QTH. BeaconClock is for Windows 9x/NT/2k systems.
[ Hits: 1776 | Votes: 3 | Rating: 4.67 ]
- Macintosh shareware, contains the full pool of questions for each of the five exams, and creates sample tests that will vary each time you take them and it will grade your exam.
[ Hits: 1015 | Votes: 2 | Rating: 8.00 ]
- Propagation forecasting software for the Macintosh
[ Hits: 1598 | Votes: 2 | Rating: 5.50 ]
- Radio control software for the Macintosh
[ Hits: 7837 | Votes: 1 | Rating: 10.00 ]
- Mac GrayLiner
- Displays map of the world, showing day and night areas.
[ Hits: 2755 | Votes: 0 | Rating: 0.00 ]
- Logbook software for the Macintosh by Chris Smolinski
[ Hits: 1644 | Votes: 0 | Rating: 0.00 ]
- Morse Mania
- A morse code tutor for the Macintosh.
[ Hits: 1995 | Votes: 3 | Rating: 8.00 ]
- Macintosh SSTV Shareware
- SSTV software is now available for the Macintosh computers, for the first time.
[ Hits: 5365 | Votes: 35 | Rating: 6.80 ]
- Digital modes decoding software for the macintosh. Decodes CW, RTTY, WEFAX, SATFAX, ACARS, DTMF, SSTV
[ Hits: 16842 | Votes: 18 | Rating: 4.63 ]
- Grounding Systems for Hams
- Grounding Systems for Amateur Radio Stations, Safety grounds vs. radio frequency (RF) grounds, the practical station ground
[ Hits: 12652 | Votes: 9 | Rating: 9.00 ]
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