This note from Ben Fong-Torres’s radio column in the Chron: Peter Finch, news director at KFOG (104.5 FM), is hosting a gathering of radio reporters, producers and others who tell stories over the airwaves for “an evening of aural entertainment,” including playbacks of favorite air checks. All radio lovers are welcome, admission is free, 7 p.m. Tuesday at the Bazaar Cafe at 5927 California St