For 144MHz and upwards my choice is 4.76mm (or 5mm) parasitic elements combined with a 5/8ths (or 16mm) diameter co-axial driven element (using the unique ParAclip solution and driven element RF transparent mouldings). The result is a really good looking low profile antenna handy for those winter storms. For 4M (70MHz) and 6M (50MHz) we move up ...
Latest 2M yagi G/T performance table published Lionel H. Edwards VE7BQH has just published his latest 2M yagi G/T performance table. This document has become a very important reference for serious DX'ers who wish to purchase or construct yagi antennas for 2M 144MHz.