Search Results for "hf antenna"710 links - and 17 categories
Antennas : 2M
- 5 Element VHF Yagi
- A project for a VHF Yagi antenna for the 144 MHz
[ Hits: 558 | Votes: 4 | Rating: 8.75 ]
- VHF vertical antenna with 5.6 dB gain
- a simple way to increase the gain vertical dipole for the 144-146MHz range
[ Hits: 1212 | Votes: 6 | Rating: 5.00 ]
- Vertical Dipole Antennas
- VDA, HF vertical dipole antennas article by F4BKV
[ Hits: 588 | Votes: 2 | Rating: 2.00 ]
- Measuring common mode current
- The nature of common mode current, and instrument for measuring common mode current in a ham station HF antenna system
[ Hits: 158 | Votes: 0 | Rating: 0.00 ]
- Helical HF Portable Antenna
- An easily transportable vertical antenna for 20 meters collapsible to 4 feet
[ Hits: 1035 | Votes: 0 | Rating: 0.00 ]
- Mag Loops for HF
- Small antennas by KH6HAK, including 6 meter magneti loop antenna made with copper tubes.
[ Hits: 379 | Votes: 0 | Rating: 0.00 ]
- 40-20 Skeleton Slot HF Antenna
- A skeleton slot antenna by M0AWS , above 20m the radiation pattern changes such that it becomes a high angle radiator, offering good performance for NVIS operations
[ Hits: 654 | Votes: 0 | Rating: 0.00 ]
- Antena CJU
- Original document for the popular CJU satellite antenna, the Canary Jail Umbrella by EA4CYQ. This is a handheld antenna that permit UHF VHF operations suitable for satellite contacts. PDF in spanish.
[ Hits: 356 | Votes: 1 | Rating: 1.00 ]
- The CJU Antenna
- A sat antenna that can be easily built with a 4mm diameter aluminium rods and a small PVC pipe. This antenna allow UHF VHF usage and can be a valid portable sat antenna, project by DF3FX
[ Hits: 384 | Votes: 1 | Rating: 2.00 ]
- Yagi antenna for Satellite operations
- A VHF UHF handheld antenna suitable for satellite operation by LY3H include antenna plan with dimensions and pictures.
[ Hits: 522 | Votes: 0 | Rating: 0.00 ]
- HF Skeleton Slot
- An antenna system with a difference. It is a cheap and simple to make antenna, can be built with three bamboo spreaders and wire
[ Hits: 360 | Votes: 0 | Rating: 0.00 ]
- 10m - 20 m Slot Fed Skeleton HF Antenna
- 14Mhz - 30Mhz Slot Fed Skeleton HF Antenna, offering a low angle of radiation on the design frequencies and a has a small space requirement
[ Hits: 527 | Votes: 1 | Rating: 7.00 ]
- Slim JIM Antenna by DU1ANV
- Build the Slim JIM Antenna, a unique VHF Antenna with gain over a J-Pole Jose I. Calderon, DU1ANV
[ Hits: 232 | Votes: 1 | Rating: 10.00 ]
- Spiral HF Antenna
- A New Twist on Portable Multiband HF Dipoles, a Multi-band Spiral Dipole Off-Center-Feed match (OCF) antenna solution.
[ Hits: 775 | Votes: 3 | Rating: 2.33 ]
- Z-Match 100 and mini Z-Match
- This is a one for all antenna tuner with wide range tuning on all the HF bands. The tuner is based on a G3WQW design. DIY project by PD7MAA
[ Hits: 409 | Votes: 0 | Rating: 0.00 ]
- Simple VHF UHF Ground Plane
- Simple VHF-UHF Ground Plane antennas for under 20 dollars, even in phased array configuration.
[ Hits: 404 | Votes: 0 | Rating: 0.00 ]
- Compact and effective 2m 70cm antenna
- Antenna was designed for SO-50 satellite operation but can be used for any VHF/UHF activity.
It's a mix of a Moxon Antenna and a Yagi antenna.
It has gains 4 dBd on 2m and 6.5 dBd on 70cm bands and it is fed via single 50 Ohm cable.
[ Hits: 1308 | Votes: 1 | Rating: 10.00 ]
- The Skew-Planar Wheel Antenna
- This is a very useful aerial design,forgotten for 40 years. This antenna offer a low omnidirectional pattern and has circular polarization. Can be used as a beacon antenna and simulations are for U-VHF and upper
[ Hits: 373 | Votes: 1 | Rating: 1.00 ]
- Optimizing the W3EDP Antenna
- Optimization tests of the W3EDP multi-band HF wire antenna a popular aerial among QRP enthusiasts because it is light weight and cheap.
[ Hits: 397 | Votes: 0 | Rating: 0.00 ]
- Low Q Long Yagi
- VHF Yagi antennas with low Q, extending the boom.
[ Hits: 228 | Votes: 0 | Rating: 0.00 ]
- Bushcomm HF Antenna Systems
- Australian manufacturer of HF Communications Antenna Systems for Military, Comercial, Mining & Amateur Radio
[ Hits: 249 | Votes: 0 | Rating: 0.00 ]
- high-quality and unique Ham Radio equipment such as Radio Rack field communication boxes for Emergency or portable use, and Antenna Analyzers for HF and VHF 6 Meter Bands.
[ Hits: 202 | Votes: 0 | Rating: 0.00 ]
- Hustler 6BTV Vertical Review
- An effective multiband HF Vertical antenna, used as remote station antenna. Pictures and review of this vertical HF antenna by VK5SW
[ Hits: 363 | Votes: 11 | Rating: 7.64 ]
- Specialists in (second hand/used) HF Radio & Antenna Sales, Service, Repair, Spare parts of Codan / Barrett / Qmac SSB equipment, and a licenced dealer for new sales of Barrett Communications Radio & Antenna Systems based in Australia
[ Hits: 835 | Votes: 0 | Rating: 0.00 ]
- Antenna analyzer with Arduino
- HF Antenna analyzer with Arduino Nano, open software. Available in Kit or mounted and tested.
[ Hits: 3284 | Votes: 14 | Rating: 4.00 ]