that is for the mr-1. it's my back up deck to the mr-1000, so i figured what the heck. if i fry it oh well.
appears to work fine, been doing it for 2 months now. including the classical music festival i archived. 17 performances in 21 days, plus 4 or 5 other shows in that time, with no problems.
it seems that it is much more forgiving with it's input voltage than most of the other recorders out there.