EXHIBIT 99.1

For Immediate Release

ACTERNA SIGNS DEFINITIVE AGREEMENT TO SELL AIRSHOW TO
ROCKWELL COLLINS

Germantown, MD - June 14, 2002 - Acterna Corporation (Nasdaq: ACTR) today
announced that it has signed a definitive agreement to sell its Airshow business
to Rockwell Collins for $160 million in cash. Airshow is a leading provider of
cabin management and passenger information systems to both the business aviation
and airline markets.

"Airshow and Rockwell Collins are strategically aligned and offer a
complementary set of products and services to the aviation industry," said Ned
Lautenbach, chairman and CEO of Acterna Corporation. "We are pleased with an
agreement that will fuel new growth opportunities for Airshow and its talented
group of employees and provide Acterna with increased financial flexibility."

"This is an exciting opportunity for Airshow to be part of a company that has a
long and successful history in all of our key market segments," said Dennis
Ferguson, president of Airshow. "Rockwell Collins adds depth to Airshow's
systems integration capabilities, strengthens our customer relationships and
places Airshow in a top-quality world support organization."

The agreement is subject to customary regulatory approvals and consent of
Acterna's lenders.

About Acterna Corporation

Based in Germantown, Maryland, Acterna Corporation is the holding company for
Acterna, Airshow, da Vinci Systems and Itronix. Acterna is the world's second
largest communications test and management company. The company offers
instruments, systems, software and services used by service providers, equipment
manufacturers and enterprise users to test and optimize performance of their
optical transport, access, cable, data/IP and wireless networks and services.
Airshow supplies in-flight passenger information systems to the aviation
industry while da Vinci Systems designs and markets video color correction
systems to the video postproduction industry. Itronix sells ruggedized computing
devices for field service applications to a range of industries. Additional
information on Acterna is available at http://www.acterna.com.

About Airshow

Airshow is a market leader in advanced cabin systems with products in service on
nearly 4,000 business aircraft, and on more than 3,500 aircraft operated by over
130 airlines worldwide. Airshow, headquartered in Tustin, California is the
leading provider of moving map displays, real-time information services and
airborne TV for passengers,



pilots and cabin crews. Additional information on Airshow is available at
www.airshowinc.com.

About Rockwell Collins

Rockwell Collins is a world leader in the design, production and support of
communications and aviation electronics solutions for government and commercial
customers worldwide. Additional information is available at
www.rockwellcollins.com.

                                      # # #

This press release contains forward-looking statements within the meaning of
Section 27A of the Securities Act of 1933, as amended, and Section 21E of the
Securities Exchange Act of 1934, as amended, which statements reflect the
company's current judgment on the matters addressed by these statements.
However, because such statements apply to future events, they are subject to
risks and uncertainties that could cause the actual events and the company's
results to differ materially. Important factors that could cause actual events
and the company's results to differ materially are described in the company's
reports on Form 10-K and 10-Q on file with the Securities and Exchange
Commission.

Investor Contact:  Maria Henry, Acterna Corporation, 301-353-1550, ext 1207
Media Contact:  Jim Monroe, Acterna Corporation, 301-353-1560, ext. 4366