Difference betweeen Aragon 4004 Mark I and Mark II

Does any one know the differences between the original Aragon 4004 and the Mark II ? Any help would be appreciated. Thanks.

annlam193406-28-2004 1:00pm

panny Details Discussions Posts This discussion Message User 99 posts 06-30-2004 at 02:13pm Copy Comment URL Report Comment Edit Delete What effect does it have on the sound if any and why can you not do the replacement yourself if it's only a few resistors before the output? Just thinking?