Search Results for "hf radio"613 links - and 8 categories
Antennas : Baluns
- 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: 2726 | Votes: 3 | Rating: 7.00 ]
- VHF/UHF Wideband Portable Dipole
- A portable dualband dipole robust and compact antenna usable for horizontal and vertical polarisation by ON6MU
[ Hits: 2883 | Votes: 2 | Rating: 5.50 ]
- Inverted V
- Described is a simple inverted-V antenna which, when used with a balanced ATU, can be used on all the main Radio Amateur HF bands (80, 40, 20, 15 and 10m). The cental support is made in such a way that the wire can be coiled up for storage when the antenna is taken down.
[ Hits: 3044 | Votes: 1 | Rating: 8.00 ]
- VHF/UHF Quad Antenna
- Article by N6JSX on homebrewing quad antennas for VHF and UHF.
[ Hits: 4105 | Votes: 4 | Rating: 5.25 ]
- A UHF Discone Antenna for scanners
- Article on discone antennas by William K2MQJ and Rudolf KA2CWL
[ Hits: 3834 | Votes: 51 | Rating: 6.51 ]
- Rhombic antenna dimensions
- Rhombic Antenna dimensions for HF and VHF bands by N6JSX
[ Hits: 4115 | Votes: 5 | Rating: 4.60 ]
- A Portable Antenna Matching Unit
- A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG
[ Hits: 13001 | Votes: 5 | Rating: 5.40 ]
- Icom AH-4 wide range antenna tuner
- This document attempts to compensate for a rather sparse instruction manual by providing information on how to interface the AH-4 with any HF radio.
[ Hits: 2939 | Votes: 5 | Rating: 3.60 ]
- HF VHF mini antenna tuner
- A small antenna tuner project that cover from 3 to 150 Mhz with a max power of 50 watts by ON6MU
[ Hits: 3757 | Votes: 8 | Rating: 7.25 ]
- Vertical trapped antenna
- An HF multiband trapped antenna in french
[ Hits: 1149 | Votes: 0 | Rating: 0.00 ]
- Butternut HF9V Project
- WB3AAL setup project of the popular HF9V vertical antenna with report on tuning it on ham radio HF bands
[ Hits: 379 | Votes: 1 | Rating: 1.00 ]
- Making the W3DZZ Video
- A video guide of how to make a high performance,low cost HF multiband antenna for the radio amateur and shortwave enthusiast.
Fantastic performance and low cost.
Video made by Mike (M0RRQ)
[ Hits: 3477 | Votes: 8 | Rating: 5.50 ]
- LYAC VHF Contest
- The main purpose is support for LYAC contest - publishing of results, news for participants. Discussions about VHF contesting and amateur radio VHF are welcome as well.
[ Hits: 171 | Votes: 1 | Rating: 1.00 ]
- EA7HFG Javier
- Amaterur radio blog from Cordoba Spain
[ Hits: 143 | Votes: 1 | Rating: 10.00 ]
- W7GDY TriCity Amatuer Radio Association
- Emergency communication is the cornerstone of this organization with the development of operating teams to provide volunteer backup emergency communications support to the cities of Goodyear, Avondale, Litchfield Park and surrounding areas
[ Hits: 197 | Votes: 0 | Rating: 0.00 ]
- The Las Vegas Radio Amateur Club
- The Las Vegas Radio Amateur Club operates the K7UGE repeaters on 146.94 and and 448.500.
Repeater is located on top of the Las Vegas Hilton Hotel & Casino, the UHF repeater is located on top of the Tropicana Hotel & Casino.
[ Hits: 316 | Votes: 1 | Rating: 10.00 ]
- The Mountain Repeater Association
- Formed about 30 years ago, in an effort to promote the growth of 220 MHz operation, further the readiness of the Amateur Radio Community to provide disaster emergency communications, and to promote experimentation with VHF communications.
[ Hits: 239 | Votes: 1 | Rating: 10.00 ]
- Inland Empire VHF Radio Amateurs
- Located in Spokane, WA in the Heart of the Inland Empire
[ Hits: 397 | Votes: 0 | Rating: 0.00 ]
- CRAM - Clube de RadioAmadores de Americana cover d-star, repeaters and VHF UHF activities in Brazil.
[ Hits: 431 | Votes: 1 | Rating: 1.00 ]
- HFDX Discussion Forum
- HFDX is for all Amateur Radio Discussions...All subjects covered From HF to Vhf/UFH, Antennas Equipment and more
[ Hits: 203 | Votes: 0 | Rating: 0.00 ]
- Amateur ( HAM )Radios Comparison Charts
- Comparison chart of most popular VHF UHF amateur radio transceivers
[ Hits: 3274 | Votes: 3 | Rating: 7.00 ]
- Australian dealer for UHF CB radios, Amateur Radio HF VHF Radios, GPS navigation systems, two-way radio, cordless telephones, radar detectors, marine electronics, amateur radio gear and many other consumer electronic products.
[ Hits: 716 | Votes: 5 | Rating: 6.88 ]
- Amplifier for 15 and 17 meter band
- The two linear amplifiers are ment for use with QRP SSB/CW/FM/AM transmitters on the amateur bands 15 and 17 meters can be powered from a 12 volt DC supply by ON6MU
[ Hits: 1330 | Votes: 0 | Rating: 0.00 ]
- 1.8-54 Mhz Low pass filter
- An easy to make HF low pass filter form high power by k8cu
[ Hits: 3273 | Votes: 2 | Rating: 2.00 ]
- ICOM Soundcard Interface
- IC820H or other Icom Radios Soundcard interface for VHF EME use by DF9CY
[ Hits: 1076 | Votes: 0 | Rating: 0.00 ]