Search Results for "no ground"52 links
Antennas : 160M
- Vertical antenna for 160 meter
- This high antenna require a large ground composed by 40 radials. It's not very handy expecially in windy situations but is very powerfull in pile-ups. In italian
[ Hits: 3846 | Votes: 1 | Rating: 10.00 ]
- 6 Meter 5/8 Wave Vertical Antenna
- The G3JVL 6 Meter ground plane vertical is a compact antenna that is ideal for portable operations. If needed, it can be disassembled into a very small bundle no longer than the longest element.
[ Hits: 14877 | Votes: 8 | Rating: 6.63 ]
- Poor ground, better Beverage
- Poorer conducting earth beneath a Beverage gives better performance
[ Hits: 1747 | Votes: 0 | Rating: 0.00 ]
- K7MEM - Inverted V Antenna Design
- Inverted V antennas is a dipole with the center raised on a mast and the endpoints near ground. Calculate dimensions online.
[ Hits: 3157 | Votes: 7 | Rating: 6.14 ]
- Axial-Mode Helical Antennas
- Notes on Axial-Mode Helical Antennas in Amateur Service. Helix Basics, Modeling Issues, and Short Helical Antennas Over Perfect Ground
[ Hits: 1447 | Votes: 0 | Rating: 0.00 ]
- J-Pole theory
- The J-Pole antenna is an omnidirectional antenna that can be used for base, mobile and field day stations. It does not need a ground plane, radials or a complicated matching system. The J-Pole can be cheaply, simply and quickly constructed using a variety of techniques, some of which are discussed in this article.
[ Hits: 28662 | Votes: 24 | Rating: 6.60 ]
- The K6STI Receiving Loop
- This relatively unknown antenna does an amazing job pulling weak low band signals out of man-made noise backgrounds
[ Hits: 2530 | Votes: 6 | Rating: 6.33 ]
- Antennas and Grounds for apartments
- Suggestions on finding RF ground when you live in an apartment and you want to setup an antenna
[ Hits: 19951 | Votes: 9 | Rating: 4.44 ]
- Another way to look at vertical antennas
- What iss the difference between a dipole and a vertical? Maybe not as much as you think. Come along
and try another point of view.
[ Hits: 3473 | Votes: 0 | Rating: 0.00 ]
- AA6E station log
- Notes from an amateur radio operator. Martin Ewing
Branford, Connecticut, USA, topics are Ten-Tec Orion, Station Grounding, PSK31 Morse, etc.
[ Hits: 400 | Votes: 0 | Rating: 0.00 ]
- BHI Ltd
- Noise eliminating products. Remove unwanted background noise and interference leaving only the speech. Clear communications, listen stress free. Dsp noise cancellation solutions.
[ Hits: 619 | Votes: 1 | Rating: 10.00 ]
- Delta X-Ray Antennas
- Antenna Manufacturer HF Delta Loops and VHF/UHF Ground Planes
[ Hits: 10489 | Votes: 10 | Rating: 5.40 ]
- The Very Small Array (VSA)
- in Tenerife (Canary Islands). Designed to study fluctuations in the Cosmic Microwave Background (CMB) thought to originate from the period immediately following the big bang. Operated by Cambridge and Manchester Universities (UK).
[ Hits: 736 | Votes: 1 | Rating: 10.00 ]
- Troposcatter Meteorscatter Ionoscatter
- Troposcatter, 50 MHz meteor scatter, ground gain for eme, radiation angle, by OZ1RH
[ Hits: 682 | Votes: 4 | Rating: 6.50 ]
- Today's Space Weather - SEC
- Another interesting reports page with plots and graphs of solar flux.
Interesting resources provided here includes, Solar images, a text 3 day solar geophysical forecast, a 3-days Solar X-Ray flux plot updated evety 5 minutes, The Satellite Environment Plot, combines satellite and ground-based data
[ Hits: 1074 | Votes: 1 | Rating: 10.00 ]
- Short notes about sporadic E influence on VHF propagation
[ Hits: 525 | Votes: 0 | Rating: 0.00 ]
- Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.
[ Hits: 1954 | Votes: 11 | Rating: 5.37 ]
- Colboth - Antique and ham radio repair
- Repair and restoration of not just antique tubed radios, but also new solid-state Amateur Radio products also!! Also, electronic kit building and troubleshooting, antenna grounding kits and products.
[ Hits: 1479 | Votes: 2 | Rating: 5.50 ]
- Distributor of ESD, kapton tapes, high temperature tapes, esd wrist straps, ionizers, ground cords, grounding devices, ESD gloves, esd finger cots, esd workstations, esd rubber bands, esd binders, esd bags, anti static glove, esd rubber bands, no clean solder paste, water soluble solder paste, finger cots, esd mats
[ Hits: 562 | Votes: 0 | Rating: 0.00 ]
- Aether is an ham radio logging for the Mac. Aether gives hams logging software that is as powerful, easy to use, and good looking as the operating system it runs on.
Designed from the ground-up using Apple’s Cocoa, Aether supports the latest Mac OS X technologies, and provides the experience that Mac users expect.
[ Hits: 2100 | Votes: 7 | Rating: 8.43 ]
- The Radio-Frequency Ground
- You were told that your audio was no good, that you had "RF in your audio ? This is also known as RF feedback
[ Hits: 1780 | Votes: 0 | Rating: 0.00 ]
- Different grounds for different shacks
- Technical questions answered about grounding techniques, in pdf file
[ Hits: 2865 | Votes: 0 | Rating: 0.00 ]
- Why grounding
- Overvoltage protection, Voltage stabilization, Grounding in wiring, Ground wire resistance
[ Hits: 1516 | Votes: 1 | Rating: 1.00 ]
- K1TTT Technical Reference
- Technical reference about Accessories, Amplifiers, Antennas, Cable and Connectors, Filters, Geography, Grounding, Gunk, Matching Networks, Projects, Propagation Info Radios, RFI/EMI, Rotors, Station Setup, Towers.
[ Hits: 4850 | Votes: 5 | Rating: 5.60 ]
- Station Lightning Protection
- This website outlays the basic knowledge, safe design and installed equipment that are employed in the lightning protection system of a US Coast Guard Auxiliary Radio Facility. This should also be relevant to the Civil Air Patrol, MARS, and Amateur Radio stations who provide emergency communications capability for public safety or the military
[ Hits: 2186 | Votes: 4 | Rating: 5.50 ]