roomcap antena

Analysis of HF Monopoles - Analysis of several monopole antennas, the differences between a perfect and an imperfect ground and effects using a ground plane made of radials or counterpoises.

Horizontal dipoles - This article describes the characteristics of an horizontal dipole and shows the results of several simulations made with MMANA-GAL, covering models for the 20 m, 40 m and 80 m bands.

Two wire broadband HF dipole - This article describes the design and simulation of a two wire broadband dipole antenna for the HF band, using the software 4Nec2. The antenna is designed to operate in the full range 3-30 MHz

UHF Quad antenna - UHF cubic antenna with a 16db gain

Rhombic Antennas - Description and simulation of two types of rhombic antennas, using the software 4Nec2: the simple bi-directional and the terminated directional rhombic antenna

Rhombic antennas - Description and simulation of two types of rhombic antennas, using the software 4Nec2

Antenna for 1.2ghz - Circular Polarization Antenna for 1.2 GHz

Sloping Vee 470 - Article describes the design and simulation of a multiband Sloping Vee antenna for the HF band, using the software MMANA-GAL. Design with 470 ohms resistive loads. The antenna requires a 4:1 balun.

Building the T2FD Antena - Building the Balanced Termination Folded Dipole

Antena gamma match - Gamma match antenna is an antenna 1/2 additional lambda with the impedance matching more flexible arrangements (var capacitor) by sliding through the gamma match/road.

Antena Wind Load - Information about the wind load area of many antenna manufacturers like steppir, moseley, maco, klm, cushcraft, hy-gain, avanti, Jo gunn, Wilson and winegard

Marconi Antenna - This article describes the characteristics of the Marconi antenna and shows the results of several simulations made with MMANA-GA

Build Windom Antennas - This article by EA4FSI explain how to plan and build your own windom antenna

Codan C463 multiband antenna - This article describes the design and simulation of a Codan C463 multiwire broadband dipole, using the software MMANA-GAL.

El Mundo En Nuestra Antena - Spanish Hamradio Podcast made by Arturo EA5AYJ. Also available at iTunes.

Steelbras Antenas - Antenna manufacturer based in Brazil, produce mobile HF VHF and UHF antennas and VHF UHF Base antennas