Getting started again on 8 Amateur Radio Microwave bands above 1GHz: So 23cm (1.3GHz), 13cm (2.3GHz), 9cm (3.4GHz), 6cm (5.7GHz), 3cm (10GHz), 1.2cm (24GHz), 6mm (47GHz) and 4mm (76GHz) - my trials and tribulations!