West Marin’s homegrown radio station KWMR is solving a problem long before an issue even arises. Beginning in February, the station will beam its programs through a brand-new broadcast console. It’s a proactive move, since the current 16-year-old console continues to function, but executive director and station manager Amanda Eichstaedt wasn’t prepared to gamble with fate. “We’ve known for a while that we should be thinking about a replacement for our current unit,” she said.…