tune all strings down half step (Eb Ab Db Gb Bb eb) key of D e|-------------8--10--6--------8-6------------6-4-3-1--------------------| b|--8--9-8-11-9-11-----9p8p6h8-----8p6h8--4-6---------4------------------| g|-8-10------------------------------------------------------------------| D|-----------------------------------------------------------------------| A|-----------------------------------------------------------------------| E|-----------------------------------------------------------------------|