Hi to all, I updated the page about the #RevoxB77 mk II on my home site. I studyed the effect of the popular mod that consists in replacing the original fixed roller on the right tape guide with a ball bearing. The results seem marginally better with the original factory configuration, though.
http://davbucci.chez-alice.fr/index.php?argument=varie/revoxb77/revoxb77.inc#bearing


