

Spiral antenna for RTLSDR
A Vivaldi antenna is wideband and directional and the design works well for frequencies above 800 MHz
post 25 Jan 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

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map