Search Results for "balun hf"45 links
Antennas : 2M
- A portable 2-element VHF yagi
- Build a portable VHF yagi antenna for 2 meters. All you need is two rabbit ear antennas from Radio Shack, two CATV baluns, four feet of 3/4 CPVC pipe with one tee.
[ Hits: 25605 | Votes: 21 | Rating: 5.38 ]
- HF Home made Balun
- A balun is a device that is used at the feedpoint of a balanced antenna when an unbalanced feedline is desired to feed the antenna. Balun is a contraction for BALanced to UNbalanced.
[ Hits: 37418 | Votes: 23 | Rating: 6.10 ]
- Balun for HF wire antennas
- Schema of a self made balun used to match randmon wire antennas, mainly for shortwave listening pourposes, in italian
[ Hits: 33897 | Votes: 19 | Rating: 5.74 ]
- Balun Information
- Baluns for HF application resource page
[ Hits: 3711 | Votes: 1 | Rating: 10.00 ]
- QRP Magnetic longwire balun with VHF-splitter
- This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.
[ Hits: 2775 | Votes: 3 | Rating: 7.00 ]
- Balun construction - problems with iron cores
- Lots of information and measurements relating to HF baluns and transformers constructed using Iron Powder cores
[ Hits: 1962 | Votes: 2 | Rating: 6.00 ]
- Errante's virtual ground balun
- Errante's virtual ground Balun, a state-of-the-art high power HF balun family.
[ Hits: 708 | Votes: 5 | Rating: 8.60 ]
- 1:6 Balun for HF
- PD2HFE project of a 1:6 Balun for HF Bands using a T-200 toroid core
[ Hits: 6507 | Votes: 13 | Rating: 4.62 ]
- 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: 11423 | Votes: 16 | Rating: 4.38 ]
- Guanella 1:1 VHF choke balun
- A model of a Guanella 1:1 VHF choke balun using a FT140-61 core
[ Hits: 3290 | Votes: 7 | Rating: 2.71 ]
- Homebrew A 4 To 1 Balun
- How to build a to 1 balun by N1HFX
[ Hits: 10583 | Votes: 7 | Rating: 7.85 ]
- 4:1 Dual ferrite bead balun
- The Dual-Ferrite-Bead 4:1 HF Balun, some preliminary measurements
[ Hits: 2688 | Votes: 2 | Rating: 1.50 ]
- Homebew RF chocke
- RF Choke to prevent hf currents on the feedline
[ Hits: 2743 | Votes: 2 | Rating: 10.00 ]
- RF choke or 1:1 balun
- RF Choke to prevent hf currents on the feedline
or...1:1 Choke Balun, sometimes called the "UGLY BALUN"
[ Hits: 2618 | Votes: 5 | Rating: 2.60 ]
- EA6VQ - Open wire feeding and baluns
- Discussion about open wire feeding and baluns took place in the Moon-Net reflector.
[ Hits: 3865 | Votes: 3 | Rating: 7.00 ]
- Home-brew Antennas
- Notes on homebrewing antennas by Chris G4CYA, from gamma matching, to phasing antennas, splitters and combiners, baluns and measuring techniques.
[ Hits: 2755 | Votes: 1 | Rating: 10.00 ]
- Multiband vertical antenna
- An article with pictures on a 80-10 mt vertical antenna with an Unbalanced-Unbalanced balun in italian
[ Hits: 5619 | Votes: 3 | Rating: 6.67 ]
- 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: 1209 | 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: 1888 | 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: 19105 | Votes: 25 | Rating: 7.88 ]
- Windom for 80-40-20-10 m
- A windom multiband antenna for 80 40 20 and 10 meters band. Include picture for a 1:6 Balun. In french
[ Hits: 7198 | Votes: 11 | Rating: 5.18 ]
- A stealth HF antenna
- A wire antenna matched with a 4:1 balun that can operate with the help of a tuner on all hf bands.
By IW2EVK in italian
[ Hits: 5220 | Votes: 3 | Rating: 2.00 ]
- Amidon Baluns
- HF baluns by amidon.de with online shop
[ Hits: 2264 | Votes: 2 | Rating: 5.50 ]
- Chushcraft A3S - Simple Balun Support
- A method for supporting a balun on a Chushcraft A3S antenna. This allows the balun to be isolated from the boom, thus reducing the effect of introduction of reaction with the balun core.
[ Hits: 1030 | Votes: 7 | Rating: 6.00 ]
- Andrews Communications Systems
- Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.
[ Hits: 7514 | Votes: 38 | Rating: 6.71 ]