Posted on 8:54 am May 18, 2020 by StevePFC Part 9: This case I’m working on Penn Elcom rack enclosure Trial fitment of components Is this what they mean by a multi-level converter? Trial fitment 2 Bleed and ballast resistors attached to heatsink Trial fitment 3 with EMI filters Rear panel Metalwork nearly finished Testing the precharge circuit And it’s done