Thread: the unofficial bubble magus curve 9 review
View Single Post
  #10  
Old 08-03-2012, 04:41 PM
sphelps's Avatar
sphelps sphelps is offline
Member
  
Join Date: May 2006
Location: Lyalta, East of Calgary
Posts: 4,777
sphelps is on a distinguished road
Default
To me pump hum would suggest vibration/rigid connection issues but I guess such things are hard to describe.
Reply With Quote