Amateur Radio RF Safety Calculator
- This is a main beam power density estimation program intended for use as part of a routine evaluation of rf safety compliance with fcc regulations. amateur radio
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post 01 Apr 2026
Antenna Calculator Links →
Design Frequency Gain/Boom Length Reflector Spacing and Director
Experiment with a yagi design
Toroidi Amidon: quanto filo per l'avvolgimento, IZ4SJP
Il programma calcola l'induttanza di un avvolgimento monostrato in aria - The program calculates the inductance of a single-layer winding in air
Half-wave Dipole Antenna Calculator
Dipoles antennas are easy to build and can be very effective when placed half a wavelenth or more above ground.Enter the desired operating frequency in megahertz to get a good starting length for a dipole in both feet and meters
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Experiment with a yagi design
Il programma calcola l'induttanza di un avvolgimento monostrato in aria - The program calculates the inductance of a single-layer winding in air
Dipoles antennas are easy to build and can be very effective when placed half a wavelenth or more above ground.Enter the desired operating frequency in megahertz to get a good starting length for a dipole in both feet and meters
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