Portable 70cm Quadruple Quad Beam
- A suitable high gain 70cms antenna for SOTA operation was sought that did not have the drawbacks of a long Yagi antenna, principally a narrow beamwidth and bandwidth.
Building the G3TXQ Hex Beam
- This site provides guidelines to build a G3TXQ broad band hex beam R.F. antenna for the five amateur radio bands, 20, 17, 15, 12 and 10
meters. The G3TXQ broad band hex beam is a new development and actually easier to build than the classic hexbeam by K4KIO
Sandpiper Aerial Technology LTD
- Sandpiper has been designing and manufacturing aerials for over 25 years. Offer HF Dipoles and verticals, VHF UHF Yagi, collinears and other beam antennas, elical antennas,quagi,moxon, and portable antennas, tripods mounts and fiberglass poles
- BeamFinder is a software tool designed to conduct analyses for radio amateurs interested in radio propagation studies. It provides a large 2500 x 1800 pixel screen map of the world which displays calculated results from sophisticated models, dx data and other sources of information