Shahid Sheikh wrote: > What I am looking at is a bunch of DC/DC > converters for an industrial control system and they have them > labeled as "Galvanic Isolators". Why not just call them DC/DC power > supplies? Are they more than just a DC/DC converter? Yes. As the name implies, they provide galvanic isolation between the input and output power connections. Something just called a "DC/DC power supply" does not necessarily have this feature. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist