Updated May 16, 2015: See the end of this blog post for an update on the Profoto B1.  I recently got a chance to see the B1s in action using High Speed Sync and I saw first hand how my assessment of these units was right on.  Updated January 3, 2016: See the end of this … Continue reading The Elinchrom ELB 400 vs. The Profoto B1 (and B2)