Comtech Telecommunications Corp. Receives $4.4 Million Order to Supply AN/TRC-170 Modem Upgrade Kit Spares and Modem Hot Bench Test System

Business Wire, July 19, 2007

MELVILLE, N.Y. -- Comtech Telecommunications Corp. (Nasdaq: CMTL) announced today that its Orlando, Florida-based subsidiary, Comtech Systems, Inc., has received an order from the U.S. Air Force for $4.4 million to supply AN/TRC-170 modem upgrade kit spares and CS6716 digital troposcatter modem hot benches. The spares and hot benches will be used to support the U.S. Marine Corps worldwide upgrade of all U.S. Marine Corp AN/TRC-170s.

The CS6716 modem hot bench is a deployable test system that provides automated testing of the new equipment provided in the upgraded AN/TRC-170s in the field or at key strategic locations. Key features of the hot bench include automated bit error rate testing of the overall performance of the AN/TRC-170; automated testing of individual circuit cards associated with the upgrade kit; built-in capability to test fiber optic and cable interfaces to the AN/TRC-170; and the ability to test intermediate frequency (IF) interfaces at all IF stages of the system. These automated testing capabilities will ensure that the AN/TRC-170 will perform at the highest level.

Fred Kornberg, President and Chief Executive Officer of Comtech Telecommunications Corp., said, "We are extremely pleased by this award from the U.S. Air Force in support of the U.S. Marine Corps complete fleet wide upgrade of its AN/TRC-170s with our industry-leading modem and equipment. The standardization of the U.S. Military on Comtech's troposcatter modem and equipment continues to enhance Comtech's position as the world's technology leader in troposcatter communications."

Comtech Systems, Inc. (www.comtechsystems.com) specializes in system design, integration, supply and commissioning of turnkey communication systems including over-the-horizon microwave, line-of-sight microwave and satellite.

Comtech Telecommunications Corp. designs, develops, produces and markets innovative products, systems and services for advanced communications solutions. The Company believes many of its solutions play a vital role in providing or enhancing communication capabilities when terrestrial communications infrastructure is unavailable or ineffective. The Company conducts business through three complementary segments: telecommunications transmission, mobile data communications and RF microwave amplifiers. The Company sells products to a diverse customer base in the global commercial and government communications markets. The Company believes it is a market leader in the market segments that it serves.

Certain information in this press release contains statements that are forward-looking in nature and involve certain significant risks and uncertainties. Actual results could differ materially from such forward-looking information. The Company's Securities and Exchange Commission filings identify many such risks and uncertainties. Any forward-looking information in this press release is qualified in its entirety by the risks and uncertainties described in such Securities and Exchange Commission filings.

PCMTL