u dipole

u dipole

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• Rotary dipole for 12/17 meters - A home brewed rotary dipole antenna for 12 and 17 meters band with pictures and construction details
  [ Hits: 8270 | Votes: 5 | Rating: 8.4 ]

• An effective 3 band Wire DX aerial - A 3 band dipole for 10 15 and 20 meters band, easy to build, and that can be easily setup in any occasion, inclunding field days or portable operations
  [ Hits: 13435 | Votes: 5 | Rating: 6.4 ]

• 2 meter dipole antenna - Pictures comments and detail on a 2 elements antenna for 2 meters band
  [ Hits: 21544 | Votes: 22 | Rating: 5.17 ]
• Build a hanging dipole for two metres - Described here is a simple omnidirectional, vertically-polarised dipole for two metres
  [ Hits: 3092 | Votes: 1 | Rating: 7 ]

• NVI 40 Meter Antenna Modeling - The idea of using a low mount dipole, enhanced with reflector wires directly beneath the dipole, on the ground, appears to be a very good approach to creating an NVI specific antenna for local HF operation.
  [ Hits: 3007 | Votes: 0 | Rating: 0 ]
• JA7KPI Windom antenna for 40-80 - The total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. JA7KPI modified this antenna originally used as Inverted-V type of 80m band Dipole. Works on 40 - 80 meters band with acceptable swr.
  [ Hits: 7715 | Votes: 8 | Rating: 6.25 ]

• Short 40m dipole - The GM4JMU Shortened 7Mhz Dipole
  [ Hits: 1393 | Votes: 1 | Rating: 8 ]
• Rotary Dipole for 30 and 40 meters band - Drawings pictures and notes on a rotary dipole antenna for 30 and 40 meters band
  [ Hits: 10406 | Votes: 1 | Rating: 2 ]

• A centre-fed co-axial dipole for 4m - Easy to setup dipole antenna for 4 meters band by Tony Hawker G4CJZ
  [ Hits: 6607 | Votes: 14 | Rating: 5.78 ]

• K0FF's 6 meter SLOOP antenna - It is more or less omni-directional, and horizontally polarized, it's just a dipole folded around on itself, and supported at the far (open) end with a plastic insulator.
  [ Hits: 4049 | Votes: 9 | Rating: 5.01 ]

• Broad Band Dipole for 80m - Mesh constructed with enamelled wire 0.5 mm diameter For installing a support (plastic rope 2 mm) is needed. Antenna used on Solomon Isl in 1995 H44/DJ9RB
  [ Hits: 3936 | Votes: 2 | Rating: 2.5 ]
• QRP 80 Metre Slinky Dipole - M0WYM slinky dipole setup into an attic.
  [ Hits: 3630 | Votes: 4 | Rating: 9 ]

• Coax Dipole Calculator - An efficient program to calculate dimensions of coax dipoles, or bazooka antennas considering velocity length of different coax cables. Express dimensions in feet/inch and meters/cm. Freeware by VE3SQB
  [ Hits: 17578 | Votes: 74 | Rating: 5.31 ]

• Folding the Dipole - The half wave dipole antenna is a simple and practical antenna model that consists of a half wavelength long centre fed conductor.
  [ Hits: 2377 | Votes: 4 | Rating: 7.5 ]
• K0RWU Multiband dipole 6-17 meters - This antenna consists of 4 resonate dipoles made from 12 insulated copper electrical wire. The dipoles are resonate on the following bands: 6 meters, 10 meters, 12 meters and 17 meters.
  [ Hits: 2208 | Votes: 1 | Rating: 10 ]
• The Galaxy dipole - A very short dipole with a good radiation efficiently plus a respectable bandwidth by S. C. Chuck Smith, WA7RAI
  [ Hits: 1871 | Votes: 3 | Rating: 10 ]

• 6-Band Windom antenna  ^pop - Theory and construction of a novel trapless center-loaded off-center-fed (cl-ocf) dipole or windom antenna for the 80, 40, 30, 20, 15 and 10m hf amateur radio bands
  [ Hits: 50579 | Votes: 45 | Rating: 6.82 ]

• DCTL Antennas and other compact antennas - The Distributed Capacitance Twisted Loop is an inexpensive, effective, resonant alternative that can fit in a 8' tall by 12' or so wide space, like a wall, or balcony, even on 80 meters. 160 meters from an apartment, a full wave look and a cage dipole
  [ Hits: 4409 | Votes: 1 | Rating: 5 ]

• Emtech ZM-2 Antenna Tuner Kit - The Emtech ZM-2 Antenna Tuner is a nifty little portable transmatch for QRP (low power). It utilizes the well-known Z-match circuit, which is especially useful for balanced antennas (like dipoles and loops).
  [ Hits: 3431 | Votes: 6 | Rating: 5.33 ]

• D3 Antenna for Field Day - D3+ High Performance Antennas for Field Day. This article describes versatile broadband wire antennas. These antennas will double your effective radiated power over a dipole, will be easy and inexpensive to build and install, and will be simple to match.
  [ Hits: 2643 | Votes: 7 | Rating: 4.86 ]

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