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Antennas : Baluns
- A better antenna-tuner balun
- Which balun to use? The hybrid balun promises
advantages over both voltage and current baluns by ZS1AN
[ Hits: 22191 | Votes: 11 | Rating: 5.83 ]
- Building baluns
- How to easily home-brew baluns even in strange formats 1/1 - 2/1 - 4/1 - 6/1 - 9/1 - 12/1 et 16/1 for bands from 1.8 to 30 (50) MHz in french
[ Hits: 32831 | Votes: 31 | Rating: 5.77 ]
- OH7SV Windom baluns
- Windom baluns for kilowatt range made with two ferrite toroidal cores amidon ft-140-61 and another schema with two ferrite rods
[ Hits: 3537 | Votes: 8 | Rating: 8.00 ]
- Switchable Balun
- A 1:1 to 4:1 switchable balun by N1LO
[ Hits: 3050 | Votes: 2 | Rating: 3.00 ]
- 1:6 Balun for HF
- PD2HFE project of a 1:6 Balun for HF Bands using a T-200 toroid core
[ Hits: 7699 | Votes: 17 | Rating: 4.95 ]
- Coiled Choke Balun for HF
- A very practical Balun for HF aerial work is the choke type. It reduces RFI to and from the feeder & at next to no cost or loss.
[ Hits: 2066 | Votes: 1 | Rating: 8.00 ]
- Magnetic Long Wire UnUn 9:1
- An impedance transformer (9:1) to feed a high impedance long wire (~450 ohm), down to a 50 ohm unbalanced coaxial input.
[ Hits: 1728 | Votes: 3 | Rating: 6.33 ]
- Simple HF Baluns for 50/75 ohm coax
- Show diagrams, winding methods and tables of some 1:1 and 4:1 baluns for 1.8 - 30 MHz suitable for use up to 200W (400W peak) on systems using 50 or 75 ohm coaxial cable input where SWR should not exceed 1.6:1.
[ Hits: 13714 | Votes: 19 | Rating: 3.84 ]
- How To Make A Homebrew 4:1 Balun
- I built a homebrew 75 meter Double Extended Zepp Antenna, And I needed a 4:1 Balun So I decided to Homebrew the Balun also. Here is how I did it!
[ Hits: 85910 | Votes: 99 | Rating: 6.24 ]
- W1CG Low Power Balun Kit
- Contruction manual to build a 4:1 balun, it has good performance from 160 through 10 meters.
[ Hits: 4218 | Votes: 4 | Rating: 7.00 ]
- ZS6KMD Nescafe 4:1 Balun
- Making a 4:1 balun with a nescafe coffee jar lid and a toroid
[ Hits: 4345 | Votes: 2 | Rating: 4.00 ]
- Homebrew A 4 To 1 Balun
- How to build a to 1 balun by N1HFX
[ Hits: 11712 | Votes: 9 | Rating: 7.21 ]
- The Guanella 1:4 balun
- A cost effective current-mode 1:4 balun can be constructed from two lengths of coax, two ferrite rods, some electrical tape, cable ties, a length of PVC water-pipe and some connectors. This form of 1:4 current-mode balun is named after G. Guanella.
[ Hits: 3464 | Votes: 1 | Rating: 10.00 ]
- A 4:1 Balun
- A single-core 4:1 current balun of improved performance by Chris Trask N7ZWY PDF file
[ Hits: 20605 | Votes: 10 | Rating: 4.00 ]
- 4:1 coax balun design
- Online calculator for a 4 to 1 coax cable balun
[ Hits: 6366 | Votes: 23 | Rating: 5.30 ]
- 4:1 Dual ferrite bead balun
- The Dual-Ferrite-Bead 4:1 HF Balun, some preliminary measurements
[ Hits: 3081 | Votes: 3 | Rating: 3.00 ]
- SWL antenna distribution system
- A methodology for connecting multiple LF/MF/HF receivers to a single antenna via readily available and inexpensive 75-ohm TV cable. Custom made baluns and splitters provide impedance matching and prevent interaction between receivers.
[ Hits: 1238 | Votes: 1 | Rating: 8.00 ]
- Antenne verticale HF.
- A vertical antenna project than can present low swr from 40 to 10 meters by using a balun in french
[ Hits: 2056 | Votes: 0 | Rating: 0.00 ]
- OH7SV Matti Hohtola Ham Projects
- The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO,
50 ohm to 200 ohm HF wide band transformers,
Wilkinson splitter for RX measurements,
Windom baluns 2001/2004,
Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver
[ Hits: 19633 | Votes: 32 | Rating: 8.12 ]
- Anteny SP1BKS
- Antenna manufacturer from Poland, produce dipole wire antennas, W3DZZ FD4 Windom and long wires, baluns, dealer for toroids and connectors managed by Leszek Mlynarczyk SP1BKS
[ Hits: 2382 | Votes: 2 | Rating: 5.50 ]
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