Top Band Hams - 22 Different Wire Antennas for the 160 Meter Band
easy quad calculator enter center frequency to get a quad antenna size. This resource is listed under Antennas/Antenna Calculators | Antenna, Calculator, Antennas
Magnetic Loop Calculator - IW5EDI Simone - Ham-Radio
Horizontal Loop Loading Methods
Wire Antenna Calculator
Wire Antenna Calculator
Make a 20 metre delta loop HF antenna - Amateur radio tips and how-to guides
Ham Radio Wire Antenna Calculator
Full Wave Loop Antenna - IW5EDI Simone - Ham-Radio
N3FJP's Amateur Radio Software
The DK7ZB Oblong
Radioamateur Website ON7YK / C5YK
Wire Antenna Calculator - Resource Detail - The DXZone.com
Loop Antennas - Palomar Engineers®
Full Wave Loop Antenna Calculator
raamant
Full-wave loop antenna - Amateur radio - BasicTables