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Antenna Reviews

Reviews of antenna, and/or hardware.

Review of the Challenger DX Antenna by GAP

This review of the Challenger DX Antenna by GAP Antenna will not be a highly technical review, it will be performance based. First off what is the GAP Challenger antenna? It is a vertical, which can be ground mounted. It has a limited number of radials, because it is not the traditional vertical, it is a vertical dipole, this gives it several advantages over a standard 1/4 wave vertical. Chiefly the reduced number of radials… Continue reading »

Categories: Accessories reviews, Antenna Reviews, GAP: Challenger DX, Info, Propagation, Reviews, Station | 15 Comments

Review of the MFJ-856 Directional Noise Finder W/ 3 El. Beam

Overall it was useful to me in locating a few sources of RFI, you point it in the general direction of a noise source, and wave it around until you get a peak in the meter. Once you have that, you walk towards the source, waving the antenna around, following the peaks.

The device is reasonably well constructed, MFJ quality control seems to be good, as the unit I got has no defects in it. It came boxed nicely, and was simple to construct. There were a few items to note… Continue reading »

Categories: Accessories reviews, Antenna Reviews, Cleanup, Direction Finding, MFJ: MFJ-856, Reviews, RFI Mitigation, Station, Tools | 1 Comment