Wavelet Group supplies Micro-Controller based Piston Assembly Inspection System. Wavelet Group is an ISO 9001: 2000 certified company. The Micro-Controller based Piston Assembly Inspection System is used to inspect manually assembled pistons on a conveyor line. The Piston Assembly Inspection System takes the input from a proximity switch to start the inspection cycle, displays the red or green button on computer screen as result and also raises an alarm in case fault is found.