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Query: 4 meter antenna
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Categories
- Antennas > 20M > 20 meter Dipole Antennas
- Antennas > 20M > 20 meter Yagi antennas
- Antennas > 40M > 40 meter Loop Antennas
- Antennas > 40M > 40 meter Magnetic Loop Antennas
- Antennas > 6M > 6 meter Moxon Antennas
- Antennas > 6M > 6 meter Yagi Antennas
- Antennas > 20M > 20 meter Vertical Antennas
- Antennas > 40M > 40 meter Delta Loop Antennas
- Antennas > 40M > 40 meter Dipole Antennas
- Antennas > 40M > 40 meter Vertical Antennas
- Antennas > 40M > 40 meter Yagi Antennas
- Antennas > 6M > 6 meter J-Pole Antenna
- Antennas > 10M
- Antennas > 12M
- Antennas > 15M
- Antennas > 17M
- Antennas > 20M
- Antennas > 2M
- Antennas > 30M
- Antennas > 40M
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- Antennas > 80M
- Technical Reference > Arduino
- Radio Equipment > HF Vertical Antenna > Butternut HF2V
- Technical Reference > Test Equipment
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Building a 2 metre 144MHz VHF Yagi beam antenna, designed for portable use. -
An homemade portable trapped dipole antenna for 40 and 80 meters band with an optional extension for the 20 meters. -
A 21 MHz Four Square Beam Antenna This popular antenna for the lower bands, can also work well on 15 meters, QST Article -
A moxon rectangle for 50 Mhz band -
Extension to an existing fan dipole originally modeled for 40 20 and 6 meters. This modification will add 80 15 and 10 meter bands. -
An end fed 20 meter half wave antenna -
This antenna analyzer measures complex impedance over the 1.6 - 33 MHz HF spectrum -
A Slinky-based doublet or loaded vertical QRP antenna tested for 40 meters band -
A compact antenna for 160 meters, suitable for hams tha want operate top band buh have a limited space -
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2 Meter Indoor Slim Jim Antennas for Cyclone Season and Other Uses by VK4MDX -
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A 5 band two element quad antenna working from 20 to 10 meters using hardware-store parts or modifying an existing commercial triband quad by KC6T -
An inverted triangle Delta Loop Antenna for the 40 meter band made with aluminium pipes, each element is 14,2 meters including a home made aluminium mount. -
A vertical antenna for 40 meters band by PA5MW -
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A 27-28 Mhz quad loop antenna by Bernard Mourot F6BCU in french -
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Dimensions for the inverted V antenna from 160 to 2 meters by N6JSX -
A nice loop antenna project for 28 MHz with schematic diagram, construction details and a complete video instruction -
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US Antenna manufacturer offering base and mobile antennas for 2 meter, 1.25 meter and 70 cm Amateur Radio GMRS and MURS Citizens Band Radio VHF and UHF Business Band Radio HF, VHF and UHF Scanning -
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A Loop Fed Array Yagi antenna for 50 MHz featuring 11 dBi gain and 23 f/b ratio. In this excellent page the author even includes a detailed drawing in DWG format, with element lenght and spacing measures, in a separa file a full list of material list needed to build this yagi antenna including source and price, the EZnec file for this antenna plan, and a lot of pictures of this LFA Yagi for 50 Mhz. A ten page PDF file containing all infos, is also available to download. -
The antenna build into this project is made from 2 fishing poles on a fiberglass pole in the center. -
This is a plan for a 10 elements yagi antenna for 50 mhz -
The page provides a project for an helical dipole for the 40 meters band, resonating on 7 MHz, created by PY1ZFK based on a design by DL8VO. It includes detailed instructions on building the antenna. -
Italian web site describing a project for a 2 meters home made halo antenna -
Exagonal Beam antenna cover 20-17-15-10 meters By KE4NU -
Convert a Hustler 5 band 5BTV to 17 Meters An easy add on antenna project by Larry, KK5ID -
Experiments with spiral dipole antennas. Includes two spiral antenna designs for 20 and 40 meters band by KN9B -
A small random wire antenna tune that can tune from 40 to 10 meters bands. -
40/20/10 Meter Fan Dipole attic antenna article by KD2GOE -
Experiments on HF antennas for restricted spaces. In this article author experiments antennas for 80-10 meters band having just a very small garden and several restrictions. Basic antennas consists of laded multiband dipoles and fan dipole antennas -
The skeleton slot antenna design was developed in the UK for TV use soon after WW2. This document describe and adapted version for the 2 meter band -
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A two meter Quad antenna project with detailed instructions on how to adjust the Quad gamma match -
A magnetic loop antenna working from 30 to 15 meters with 100W -
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An homemade fan dipole antenna for 20 30 40 meter bands, setup in a 15 meter wide garden. The longest leg for 40 meter is folded to fit in the 7.5 m -
Microstrip Patch Antenna Calculator determines the length and width in millimeters of a rectangular patch antenna. -
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Two 40 meter phased vertical antennas, project, pictures and description by W4NFR -
Summary of discussion on stacking antennas on six meter band -
An article on SO-239 connector-based-antenna for 2 meters and 70 cm band by David White, WA7YFF -
An antenna project for a beam antenna for 7 Mhz -
A very efficient 80 meter Counterpoise antenna designed to reduce ground losses from inadequate radial systems beneath inverted L antennas, a project by DM2GM and DM4IM based on the original K2AV antenna concept. -
When building antennas for the Wifi band , a need for an easy way to check the antennas arise. This is a project for a 2.4 GHz band SWR Meter