Sota Antennas #3: EFRW spool antenna
Discover the pros and cons of the EFRW spool antenna. Includes 3D design files, tips on using 24 AWG litz wire, and a guide to finding the best "random" wire lengths for 40m-10m bands.
This category is dedicated to the great mystical beast called „antenna“ which may or may not grant the desperate ham radio operator access to the signals on the air.
Discover the pros and cons of the EFRW spool antenna. Includes 3D design files, tips on using 24 AWG litz wire, and a guide to finding the best "random" wire lengths for 40m-10m bands.
A micro build report on the Kanga QRP Endfed Halfwave ATU which I used for building a 15 m EFHW for SOTA activations.
Learn how to perform a WiMo X-Quad Antenna 2m assembly and use this fantastic anteanna for receiving signals from the ISS during SSTV events.