Thanks for the quick responses. I do understand the workings of a RD, but being an old friction shifter guy wasn't sure if these new-fangled thingmajigs worked differently. Thanks again....
2006 Gary Fisher Marlin MTB
2004 Salsa LaRaza aka "Mmmm, Blue Salsa" (853 steel is real, baby!)
2003 Kona Humu Humu Nuka Nuka Apua'A Singlespeed - Gone, but not forgotten
1998 Diamondback Outlook MTB
1990 Centurion Cavaletto 'Gaspipe Beater' Roadie
1978 Volkscycle 'Frankenbike' CroMo Tourer