For two decades, my go-to tool for measuring rig tension on dinghies and small keelboats has been the Loos PT-1 gauge. In all that time, I’ve never seen two gauges read the same, even when brand-new — ...

Every so often I get on a boat that has rig-tune “issues” and sometimes the more we try to tune the rig straight, the worse it gets. When this happens I find it useful to step back and focus on five ...