500VPR 10-Slot 500 Series Chassis + PSU - Perfect Circuit

api 500 slotThe 500-series format is a standardized format for a modular snal processor system consisting of a combination ofThe lunchbox comes standard with a +48 volt internal phantom power supply, bussed to pin 15 for interface with the API 512c Mic Preamplifier. API makes several modules for the 500-6B,