wave
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Antennas : 160M- KE4UYP Linear loaded vertical antenna
- This is a vertically and horizontally polarized antenna the Linear loaded 1/4 wave length vertical radiator introduces very little loss for 80 or 160 meters
[ Hits: 13791 | Votes: 18 | Rating: 6.71 ]
- 2-Element-Yagis for HF
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- 2-Element parasitic Yagis for the Shortwave-Bands 10-12-15-17-20-30m. The antennas are feeded with the DK7ZB-match. A quarter-wave choke of coax is grounded at the socket.
[ Hits: 50018 | Votes: 146 | Rating: 7.08 ]
- Build a 2 Meter 5/4 Wave Antenna
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- This antenna is unique in that it is enclosed entirely in 3/4" PVC
[ Hits: 37139 | Votes: 24 | Rating: 5.91 ]
- 40 M. triangular full wave vertical loop
- A 40 meters band full wave antenna project plan with model, adding the Missing Leg to the Inverted-L Antenna
[ Hits: 13287 | Votes: 11 | Rating: 7.08 ]
- Six Meter Wavelength Band Antennas
- Why 6 meter hams design the best antennas
[ Hits: 2671 | Votes: 4 | Rating: 8.25 ]
- YLRADIO - Full wave delta loop
- This Delta Loop is a three-sided antenna suspended high in the air by vertical supports, such as tall evergreen trees. Recommended height is 40 feet or more at highest point, but higher is better.
[ Hits: 13014 | Votes: 8 | Rating: 7.5 ]
- 80 m 3/4 wave LLV
- This is a vertically polarized Phased array. The left Vertical wire is 180 degrees out of phase
[ Hits: 4903 | Votes: 3 | Rating: 7 ]
- End fed halfwave antenna and matching unit
- One is an EFHWA for 20-40 meters, and the other is a matching unit for the antenna by n0lx
[ Hits: 10397 | Votes: 5 | Rating: 5.4 ]
- The full-wave loop antenna
- These omnidirectional antennas offer Horizontal polarization, and about 2.1 dbd of gain. They are much quieter than a dipole or a vertical, have a broader bandwidth and will usually out perform a dipole antenna.
[ Hits: 5051 | Votes: 4 | Rating: 6.5 ]
- Loop Antenna Design
- Full-wave loops are very popular antennas. They are especially useful on 80 and 40 meters where they perform well at modest heights
[ Hits: 2292 | Votes: 1 | Rating: 10 ]
- Coaxial half-wave antenna
- A handy solution to have a half wave antenna for fieldwork on a 12m fishing rod.
[ Hits: 682 | Votes: 1 | Rating: 2 ]
- 6m Half wave vertical
- This antenna is very useful for receiving or scanning purposes, but you can use it for transmitting, too. It is 2,94m long and has a pi-configuration (Collins-Filter) for the matching.
[ Hits: 3960 | Votes: 4 | Rating: 7.75 ]
- 9H1LO
- Stanley Grixti - 9H1LO is I.A.R.U. Microwave Manager and Vice-Secretary for M.A.R.L
[ Hits: 279 | Votes: 1 | Rating: 10 ]
- SSB Electronic USA
- manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.
[ Hits: 8401 | Votes: 8 | Rating: 6.12 ]
- OptiBeam
- optimum short-wave antennas, developed by hams for hams
[ Hits: 2771 | Votes: 5 | Rating: 8.6 ]
- Kuhne electronic
- Innovative quality products for microwave communications
[ Hits: 602 | Votes: 2 | Rating: 10 ]
- WBCQ The Planet
- This summer, WBCQ is running The Voice of the M/S Katie, live radio broadcasts originating from our radio ship the M/S Katie in Boston, Massachusetts. WBCQ broadcasts 50,000 watts on each of its four international shortwave transmitters on 5.110, 7.415, 9.330 and 18.910 MHz
[ Hits: 860 | Votes: 2 | Rating: 10 ]
- WASP-NET
- Complex CAD and Optimization Software for Waveguide, Coax, Combline and Antenna components design and antenna modelling
[ Hits: 1961 | Votes: 13 | Rating: 2.14 ]
- GI-7 B/GI-70 BT
- The GI-7B (GI-70B) microwave triode
[ Hits: 1495 | Votes: 5 | Rating: 8 ]
- Medium Power Amplifiers for 24Ghz
- By John Hazell G8ACE
[ Hits: 693 | Votes: 1 | Rating: 10 ]
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