K9AY Antenna Projects
Receiving antennas for radio amateurs
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K9AY receiving antennas for PA6Z made by PA9M -
Gary Breed, K9AY experience with beverages on 40 meters -
This PDF document provided by AT technologies explains how to build the K9AY loop receiving antenna. -
A K9AY loop antenna project done with Far Circuits pc boards for the antenna switch and bandpass filter and preamp by K7SFN -
Elongated Terminated Loops, usage and details by K9AY Lewallen -
Martin Francis NDB K9AY mast project, with pictures and homebrewing details -
K9AY loop antenna installed at PA6Z Contest group. This is a receiving antennas for the low bands (160m, 80m and 40m). Include schematics and info on a building the control box, preamplifier and low-pass filter -
RX Antenna 160m/80m Band Splitter/Switch, a small project that will work along with the K9AY RX antenna -
A compact directional receiving antenna -
A low-band receiving antenna that can fits in a 30-foot circle