base antenna

253 links

Tape Measure 2M Beam - A Tape Measure Beam Antenna for Radio Direction Finding based on WB2HOL design.
[ Hits: 571 | Votes: 0 | Rating: 0 ]

Log-Periodic Dipole Array Calculator - This LPDA calculator is based on the design procedure as described by L. B. Cebik, W4RNL (SK) in the 21st edition of The ARRL Antenna Handbook.
[ Hits: 483 | Votes: 5 | Rating: 7 ]
Microstrip Patch Antenna Calculator - This calculator calculates the length and width of a patch antenna based on the frequency, dielectric constant of the dielectric and the height of the thickness of the patch antenna substrate.
[ Hits: 483 | Votes: 2 | Rating: 1 ]

2 Elements 20m Delta Loop - A 2 elements delta loop antenna for 14 MHz with a MMana simulation file, dimensions, pictures of this aluminium tube based delta loop antenna, and matching system details.
[ Hits: 591 | Votes: 1 | Rating: 6 ]

10 15 20m Open Sleeve Dipole - Based on a simple project based on a 2 elements Yagi for 20m band, and then becomed a triband yagi with a open-sleeve feed system
[ Hits: 785 | Votes: 3 | Rating: 3 ]

Hexbeam base plate - An homemade base plate for the hexbeam antenna
[ Hits: 918 | Votes: 3 | Rating: 4 ]

Installing a Vertical Antenna Base with no Concrete - A step by step approach for a ham radio vertical antenna mount using only a hole, gravel and a piece of plumbing pipe
[ Hits: 984 | Votes: 0 | Rating: 0 ]

Tri-Band J-Pole - This strange looking antenna is a combination of Coupled-Resonator principle by K9AY and a quarter stubs to achieve low angle radiation pattern. Designed with 4nec2 NEC based antenna modeler and optimizer for 145/220/440MHz bands
[ Hits: 1922 | Votes: 5 | Rating: 9 ]

5 Band Telescopic Vertical Antenna - 5 Band 1/4 wave Telescopic Antenna. The 20m to 10m, antenna is simple and cheap to make, and has a performance that matches commercial antennas but at cost considerably lower. The design was purposely based on a telescoping fibre glass fishing rod as this allows it to be easily stowed away in the car.
[ Hits: 3607 | Votes: 3 | Rating: 9.33 ]

A lightweight Yagi for 2 m - A portable VHF yagi antenna designed for SOTA operations based on the orignal DK7ZB concept.
[ Hits: 756 | Votes: 7 | Rating: 5.15 ]

EggBeater II Antenna - Constructional details of the eggbeater II antenna based on EA4CYQ design, by G4ZTD
[ Hits: 1537 | Votes: 6 | Rating: 5.17 ]

OH2EC Antenna - A trapped dipole antenna based on the orignal W3DZZ antenna design resonating on 80 40 20 15 10 meters
[ Hits: 1502 | Votes: 5 | Rating: 8.2 ]

Raibeam Antennas - Ham radio yagi beam antennas manufacturer based in NY USA. Produce monoband and multiband yagi antennas fot HF and VHH
[ Hits: 604 | Votes: 1 | Rating: 1 ]

Communicationworld.nl - Ham radio shop based in Holland, dealer for cb radio products, amateur radio transceiver,Yaesu Icom and Kenwood, antennas cables and accessories
[ Hits: 432 | Votes: 6 | Rating: 10 ]

Big Signal - Amateur Radio HF Cubical Quad and Delta Loop antennas manufacturer based in Spain
[ Hits: 1053 | Votes: 0 | Rating: 0 ]

G Whip Antenna Products - British ham radio antenna products manufacturer, base and portable antennas, mobile antennas, baluns, masts, production is mostly based on wire and whip antennas
[ Hits: 402 | Votes: 0 | Rating: 0 ]

GAL-ANA - GAL-ANA is an Antenna-Analyzing Tool software, based on NEC2/MININEC3m engines currently available in demo mode for download
[ Hits: 786 | Votes: 3 | Rating: 3 ]

Arduino Rotator Controller - Aduino-based Amateur Radio Antenna Rotator Controller that can emulate the Yaesu GS-232A or GS-232B interface by K3NG
[ Hits: 876 | Votes: 2 | Rating: 10 ]
Arduino based antenna rotator controller - Inspired by Milan OK7GU, the goal is to build an universal antenna controller - for different types of rotor, different motor, encoder
[ Hits: 1199 | Votes: 3 | Rating: 6 ]

Serial/USB SWR Meter - A low-cost SWR meter project based on Arduino that works with AutoCap automatic antenna tuner for magnetic loop antennas
[ Hits: 780 | Votes: 2 | Rating: 5.5 ]