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40m OCF Spiral Dipole
This antenna is an off-center fed spiral dipole for 40 meters, based on KN9B’s spiral dipole
post 23 Jul 2024
Spiral antenna Links →
Petlowany Antenna Experiment
It is essentially a very short dipole with spiral-wound coils at each end
Spiral antenna for RTLSDR
A Vivaldi antenna is wideband and directional and the design works well for frequencies above 800 MHz
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It is essentially a very short dipole with spiral-wound coils at each end
A Vivaldi antenna is wideband and directional and the design works well for frequencies above 800 MHz
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