EXHIBIT 99.1
CERTIFICATION
Pursuant to 18 United States Code § 1350
The undersigned hereby certifies that the Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2002 of Acterna Corporation (the “Company”) filed with the Securities and Exchange Commission on the date hereof fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in such report fairly presents, in all material respects, the financial condition and results of operations of the Company.
/s/ Ned C. Lautenbach
Ned C. Lautenbach
Chairman and Chief Executive Officer
Date: November 14, 2002