API Mic Pre 500 series from 325 card
Click Image to Enlarge
An API 325 card can be mounted into a 500 series size module chassis and outfitted with necessary controls to be a fully functional professional mic pre.
This Mod came about from customer’s requests to make something useful from 325 cards they had sitting on a back shelf collecting dust.
Mount the 325 card into a sub chassis so it can plug into a 500 series rack and add a mic transformer. Include the following controls:
Price is for modification labor and parts. Does not include unit to be modified.