ground plan

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.

2M Moxon antenna - A moxon anetenna plan for 144 MHz

Ground Plane Antenna for 70 cm - It is easy to homebrew this quarter wave ground plane antenna for 70cm.

Ground Plane for 70 cm - A quarter wave ground plane for 70 cm

Cobweb Antenna Construction Details - Detailed instructions to construct a Cobweb antenna with lots of great photos

10 M Moxon Antenna Plan  ^updated - A moxon antenna for 28 MHz

About directional antennas - Directional antennas a beginners explanation

The W4INF Multiband Vertical - HF antenna for any band you desire, you build yourself. Is a basig ground plane antenna

Ground Plane Verticals - Ground Plane antennas and common mode

W3EDP and grounding - Discussion on W3EDP Antenna and grounding

The vertical Double-Zepp - The vertical Double-Zepp 2x7 m is a very simple, effective 8-Band-antenna. The end of the Dipol must be 5-10 m above the ground

ZD7XF St Helena - Nigel G3TXF plans to operate as ZD7XF on CW from St Helena between 22 June and 30 June.

7Q7MH - Explorer Scouts from Scotland will construct new facilities at the Makwawa National Scout Camp in Malawi in July 2011 plan to operate on 14, 18, 21, 28 and, possibly, 50 MHz.

70 MHz bandplan - The long range bandplan for 70 MHz by OZ2M

Plano Amateur Radio Klub - Plano Amateur Radio Klub

Dart Antennas - Plans and parts to design and build your own antennas at reasonable prices.

Alltec Asia - Lightning Protection System Surge Protection Grounding System Design Malaysia

Teledao - Manufacturer of Grounding kits, cable, copper lugs, bus bars, brackets, lightning arrestors for coaxial feeder cable & fiber cable lightning protection & grounding

Southeast Ohio APRS Development - Collection of overview, technical and planning mterials related to the ongoing development of APRS services in and around Athens County, Ohio USA

Cloud RF - Web VHF/UHF planning  ^updated - Web based VHF-UHF RF planning powered by SPLAT! and Google Maps. Access via website, Android App or dynamic Google Earth interface.

Ground Wave Signal Propagation - Article on propagation basics. The ground wave used for radio communications signal propagation on the long, and medium wave bands for local radio communications

Ameritron AL-811H Tuning - Ameritron Al-811H Tuning for Power/Dissipation/Linearity, and More Generally 811A Tube Amps in Grounded Grid

HFUnderground - HFUnderground.com is dedicated to documenting longwave, mediumwave, and shortwave stations, including broadcasters, utility/military stations, pirate radio and spy numbers stations.

Cloud RF for Android - SPLAT! VHF-UHF planning on Android

UHF on a VHF Rig - This circuit enables fair copy of strong 444 MHz signals, off a local repeater, using a 2m rig and a 1/4λ 70 cm indoor ground plane antenna.