The Half-Square Antenna offers up to 3dB gain on one band. But, Peter G3OJV explains how you can add three more bands.

Build your own Matching Transformer

   • Low Cost EFHW Antenna Matching Transf...  

Spider Pole I Used

https://hamradiostore.co.uk/spiderpol...

The metal Spider Mast I use
https://hamradiostore.co.uk/spiderbea...