I agree with flippery. They almost certainly mean "damping factor."
Current dumping is a technique invented by Quad to avoiding supplying bias currents to the output transistors of class B amplifiers. I couldn't tell you if this is the same thing as current feedback. It never caught on because Quad's licensing fees were too high. There are technical descriptions on t'internet if you are uber-bored.
'Sir, please,' she said... 'Will you not share your wisdom with us?'
'I have no wisdom,' he told her.
'Your experiences, then?'
'They have been trivial, uninteresting, and full of error.'
Ian M. Banks - Feersum Endjinn
It Ought to be Easy | Greasemonkey scripts
Edited by micksharpe (Thu 09-Aug-12 23:42:59)