The projects and articles presented here are written by SPARC members and are from articles past, present and future in the club’s Waves newsletter.
Is it possible to combine the best parts of the flower-pot antenna design with a classic Windom / OCFD design? The idea is an antenna that's physically end-fed, but electrically off-centre fed. Then it'd only need a 4:1 balun to match, while also working on...
Here’s an idea that might fit a variety of applications. A simple “minimum parts count” remote control. by Jim Sosnin VK3JST...
The FA-AS Automatic Antenna Selector enables four different antennas to be connected to the IC-7300. The cascade of coaxial switches are banished from my desk, and the correct antenna is now automatically selected per the transceiver's selected frequency. By Steven Pemberton, VK3PBJ...
SPARC has recently acquired a KiwiSDR HF receiver that has been temporarily set up for initial testing at Mt Eliza. by Jim Sosnin VK3JST...
