To learn
more about Comtech Mobile Datacom, please visit the company's website
at www.
(Logo: http://www.uso.

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Dan Band also have entertained military
personnel stationed at several military posts across the United States .

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, said, "The continuing demand for our mobile
satellite transceivers from the war fighter community within the U.

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Fred Kornberg, President and Chief Executive Officer of Comtech
Telecommunications Corp. The Company offers
niche products, systems and services where it believes it has
technological , engineering, systems design or other expertise that
differentiate its product offerings.W. Woodson High School mentor program to assist students in
realizing their potential

Tour and visit with the hundreds of companies exhibiting on
the TechNet show floor

RSVP To gain entrance into TechNet and mingle with the event's
participants, please contact to register:
-- Julie Litzenberger at 703-390-1534 or
Litzenberger@merrittgrp.

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Best known for his
Oscar-nominated performance as Lt.
Following a USO tour to Iraq, during which he visited with Iraqi school
children, Sinise co-founded Operation Iraqi Children, which provides
educational materials to students in Iraq through the generosity of the
American people.

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Over the past year , Sinise and the Lt. For more information, visit
http://www. His big screen debut
came in 1992 's "A Midnight Clear. Other film credits include "Apollo 13,"
"The Green Mile" and "The Forgotten . For more information on the USO, please visit our
Web site at http://www.

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2 million contract to $142., AT+T Corporation,
BAE SYSTEMS, Bass Pro Shops, Build-A-Bear Workshop, Clear Channel
Communications , The Coca-Cola Company, Computer Systems Center, Inc., Lockheed Martin Corporation, Military
Channel , Morgan Stanley, National Football League, Northwest Airlines, Inc.

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The order is for the supply of mobile terminal transceivers for
Force XXI Battle Command Brigade and Below - Blue Force Tracking
(FBCB2-BFT), a battle command real-time situational awareness command
and control system.4 million .com
Comtech Telecommunications Corp.

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Dan Band, will perform free shows,
"meet and greet" service members and tour job posts.

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Actual results could differ materially from such
forward-looking information.S.

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(NASDAQ:CMTL) announced today that its
Maryland-based subsidiary , Comtech Mobile Datacom Corp.S.

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The Company's Securities and Exchange
Commission filings identify many such risks and uncertainties. Army's Mobile Discovery Center

Centurum Tech Trivia 2005 at the Centurum booth #116

AFCEA college scholarship information session at the AFCEA
booth #1045

W.newscom.

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designs, develops, produces and
markets innovative products, systems and services for advanced
communications solutions., Washington DC, 20001

What: In an effort to groom the next generation of technology leaders
- and to keep the United States on the leading edge of
innovation in an increasingly crowded global environment -
Centurum and AFCEA have sponsored several middle schools
throughout the region to participate in a fun-filled and
educational day at TechNet International 2005 to get students
excited about the world of career opportunities in math and
science

Activities include:

Keynote speech by former New York City Mayor Rudy Giuliani
(Note: This session is closed to media)

Interactive and hands-on demonstration at National Science
Center/U. Dan in "Forrest Gump," Sinise is a strong
supporter of the military. Last year, Sinise visited troops in Diego Garcia,
Singapore, Korea, Iraq, Kuwait, Qatar, Germany and Italy. Other organizations, including the United Way
and Combined Federal Campaign (CFC-0600), have joined thousands of individual
donors to support the USO.

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, a Germantown, Maryland-based
company, is engaged in the provision of satellite-based packet data
communication systems and location and messaging services. He also has visited
troops wounded in Operations Enduring and Iraqi Freedom who are recuperating
at Walter Reed Army Medical Center and the National Naval Medical Center. military personnel and
their families .

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Business Editors/Telecommunications Writers

MELVILLE, N.comtechmobile. WASHINGTON , Actor, director and producer Gary Sinise
is embarking on his eleventh USO/Armed Forces Entertainment (AFE) tour to
provide a morale boost to troops stationed in the Netherlands, Germany and
England . Sinise, together with the Lt.com/cgi-bin/prnh/20031119/USO )
Sinise was among the group of celebrities on the USO's first tour to
Baghdad in June 2003.S.

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signed months

----Comtech
Telecommunications Corp . Army Movement
Tracking System contract, bringing the total orders received to-date
against the $418."
Comtech Mobile Datacom Corp. The Company conducts its business through
three complementary segments: telecommunications transmission, mobile
data communications, and RF microwave amplifiers ..m.

USO Tour Veteran Gary Sinise and the Lt. Dan Band Visit Troops in Northern Europe

"
For more than 64 years, the USO (United Service Organizations) has been
providing morale and recreation -type services to U.

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Y. Later, starring on Broadway in "The Grapes of
Wrath," the talented actor earned a Tony nomination.org

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, has received
a $6.
Department of Defense is an ongoing validation of the critical role
our technology plays in addressing the needs of today's Armed Forces.
AFCEA TechNet International 2005
Booth #116

WASHINGTON----

Washington Metro-Area Students Attend AFCEA's TechNet International
2005 to Stimulate Interest in Technology, Bridge the Digital Divide,
and Uphold America's Legacy for Leading Innovation

Who: Two sponsoring organizations:
-- Senior executives + former military officers from Centurum,
a provider of mission-critical technology solutions to the
federal government
-- Armed Forces Communications + Electronics Association
(AFCEA), an organization encouraging a cooperative
relationship among civil government agencies, the military
and industry

When: Wednesday, May 18, 2005 at 10:00 a.com
-- Tobey Jackson at 703-631-6189 (O) , 703-930-8347 (C) or
TJackson@afcea. Currently, he is starring in the hit series "CSI:
New York" on CBS., Johnson
+ Johnson Consumer Companies, Inc.

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S. 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..T.operationiraqichildren.

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ADVISORY/Centurum and AFCEA Connect ''Future Tech Gurus'' with Military Community

org

" Performances as title characters in the
biopics "Truman" (for which he won a Cable Ace Award and a Golden Globe) and
"George Wallace " (for which he won an Emmy) earned him the reputation of one
of America's most versatile actors.

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Business Editors/Technology Writers/Government Writers
ADVISORY.org.

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Soon after high school graduation, Sinise founded Chicago's influential
Steppenwolf Theatre Company. The USO is a nonprofit, charitable organization, relying on
the generosity of the American people to support its programs and services.
The USO is supported by World Partners Avon Products, Inc.

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Although the award relates to the FBCB2-BFT
program, it was ordered against the Company's U.

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0 million order for mobile data communications products.
Meet at Centurum's booth #116 to join in the schedule of
activities

Where: AFCEA TechNet International 2005
Washington Convention Center
801 Mount Vernon Place N.,
Reader's Digest, Sara Lee, S + K Sales Company, TriWest Healthcare Alliance
and The Walt Disney Company.

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Comtech Telecommunications Corp. Receives $6.0 Million Blue Force Tracking Order for Its Mobile Data Communications Transceivers

Certain information in this press release contains statements that
are forward-looking in nature and involve certain significant risks
and uncertainties.