CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS Datametrics Corporation Florham Park, New Jersey We hereby consent to the use in the Prospectus constituting a part of this Registration Statement of our report dated January 7, 1999, relating to the consolidated financial statements of Datametrics Corporation, which is contained in this Prospectus. We also consent to the references to us under the caption "Experts" in the Prospectus. /s/ BDO Seidman, LLP ------------------------- BDO Seidman, LLP New York, New York September 17, 1999