4 dipole antenna
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Antennas : 10M- Shortened dipole for 10 & 40m bands
- A shorten Dual-Band Dipole with overall length of about 11 m. For this antenna traps are substituted by inductors, in order to cover the 10 & 40 m. Bands.
[ Hits: 4137 | Votes: 1 | Rating: 1 ]
- Rotary dipole for 12/17 meters
- A home brewed rotary dipole antenna for 12 and 17 meters band with pictures and construction details
[ Hits: 8261 | Votes: 5 | Rating: 8.4 ]
- 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: 3004 | 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: 7711 | Votes: 8 | Rating: 6.25 ]
- Rotary Dipole for 30 and 40 meters band
- Drawings pictures and notes on a rotary dipole antenna for 30 and 40 meters band
[ Hits: 10401 | Votes: 1 | Rating: 2 ]
- Trapped dipole for 80 and 40 m
- This article explores a theoretical model for the losses of an 80m / 40m trapped inverted V dipole antenna system using a bootstrap coax trap, but does not examine the pattern of the antenna.
[ Hits: 2730 | Votes: 0 | Rating: 0 ]
- Portable Dipole Antenna for 7 MHz
- A simple portable dipole antenna for the 40 meter band using a total lenght of 18 meter. It can be used for 80 to 10 meters coverage using a antenna tuner.
[ Hits: 322 | Votes: 2 | Rating: 7.5 ]
- A centre-fed co-axial dipole for 4m
- Easy to setup dipole antenna for 4 meters band by Tony Hawker G4CJZ
[ Hits: 6604 | 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: 4042 | Votes: 9 | Rating: 5.01 ]
- W4HN Antenna Calculator
- Calculate your dipole, 3 element yagi and a simple dipole
[ Hits: 4848 | Votes: 32 | Rating: 5.84 ]
- Balun for folded dipoles
- A 1:4 balun suitable for folded dipole antennas
[ Hits: 4873 | Votes: 19 | Rating: 3.89 ]
- 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 ]
- Mobile 10/80 dipole antenna setup
- A mobile setup using a dipole antenna for 10 to 80 meters band in italian
[ Hits: 8048 | Votes: 1 | Rating: 7 ]
- An Improved Multiband Trap Dipole Antenna
- This improved multiband trap dipole introduces a new trap design and a change in trap location. The antenna features double-coaxial-cable-wound traps having lower reactance and a higher quality factor (Q) than earlier coax-cable traps by W8NX
[ Hits: 8726 | Votes: 5 | Rating: 6 ]
- Wire Dipole for 7.05 MHz
- Inverted Vee antenna for 40m with simulation data by DF9CY
[ Hits: 1624 | Votes: 0 | Rating: 0 ]
- QRP Fan Dipole
- Attic Fan dipole antenna that allow to operate QRP from 40 metres to 10 metres, specifically 40, 20, 17, 15 & 10 meter band
[ Hits: 8491 | Votes: 8 | Rating: 5.63 ]
- KE4UYP One wavelenght loop antenna
- A Loop antenna plan with a gain over one Dipole of 3DB or 5.15DBi
[ Hits: 2627 | Votes: 2 | Rating: 8 ]
- 6-Band Windom antenna
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- 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: 50563 | Votes: 45 | Rating: 6.82 ]
- BiQuad Antenna for 144/440
- This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized Broadside Array both the right and the left side of the Loop is a bent 1/2 wave dipole working 180 degrees out of phase with the other one and that gives you 4.15dbi of gain by KE4UYP
[ Hits: 7595 | Votes: 14 | Rating: 4.86 ]
- W3DZZ multiband dipole
- The multi-band trapped dipole is resonant on approx 3.7, 7, 14, 24 7 28.5 Mhz. The overall top length needs to be approximately 32.9 Meters
[ Hits: 10466 | Votes: 20 | Rating: 6.9 ]
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