First Amendment Date Uses in Waiver Clause

Waiver from Revolving Credit Agreement

THIS FIRST AMENDMENT TO 364-DAY REVOLVING CREDIT AGREEMENT (this Amendment), is made and entered into as of September 27, 2011, by and among HARRIS CORPORATION, a Delaware corporation (the Borrower), the several banks and other financial institutions from time to time party hereto (collectively, the Lenders) and SUNTRUST BANK, in its capacity as Administrative Agent for the Lenders (the Administrative Agent).

Waiver. The Lenders hereby waive the requirement set forth in Section 2.05(b) of the Credit Agreement with respect to the Borrowers notice of the permanent reduction in Commitments occurring on or the day prior to the First Amendment Date.