Aim tti mainsharmonics analyser including flicker ha1600a aim tti ha1600a the aim tti ha1600a is a fast easy to use mains and harmonics analyser with a large and high resolution graphical display capable of continuous real time analysis the ha1600a is intended primarily as a dedicated harmonics and flicker analyser for compliance quality measurements but it can also be used as a general purpose mains analyser the unit is available with range of power connectors to suit different na