FRANKLIN PARK, Ill. & BAY SHORE, N.Y.--(BUSINESS WIRE)--Del Global Technologies Corp. (OTCBB: DGTC) (“Del Global” or “the Company”) today announced that JD Technologies, LLC, an effective field sales company, and Del Global’s RFI Corporation subsidiary, an established manufacturer of EMI / RFI / EMC Filters, Capacitors and Magnetics, have formed a strategic relationship to significantly expand their business and service in New England and Eastern Canada.