S50LEA

Joel Hallas, W1ZR upokojen ARRL tehnični urednik,
avtor številnih ARRL knjig je SK..
Najbolj znan po kolumni, "The Doctor is in"

Njegove najbolj znane ARRL publikacije : Basic Radio, Basic Antennas,
The ARRL guide to Antenna tuners, Hamspeak,
The care and feeding of transmission lines,
Understanding your Antenna Analyzer ter The radio amateur's Workshop...

73's Om,

Nermin S58DX