hi everyone i have now decided thanks to everyone who answered my last post on valve amps to change my cambridge aero 2s to try and get a better sweeter warmer sound i have a 651a and 351c and good sand filled stands i know this can be done as my other system of a 351a and 540c and mordaunt short 5.3 on stands have a lovely sound the system i want to change the aeros for is in a medium size celler room for 500 up to 750 what speakers whould you surgest many thanks mally *good*