Merrimac Announces Conference Call Information for First Quarter 2008 Financial Results

WEST CALDWELL, N.J., May 12 /PRNewswire-FirstCall/ -- Merrimac Industries, Inc. AMEX: MRM, a leader in the design and manufacture of RF Microwave components, subsystem assemblies and micro-multifunction modules (MMFM(R)), today announced plans to release its first quarter 2008 financial results on Tuesday, May 13, 2008.

Investors are invited to participate in the financial results conference call on Tuesday, May 13, 2008 at 4:15 p.m. (Eastern) by dialing 1-888-215-7030 (for International callers: 1-913-981-4905) five minutes prior to the scheduled start time, and reference the Merrimac Industries first quarter 2008 conference call. For those unable to participate, a replay will be available for seven days by dialing 1-888-203-1112, or 1-719-457-0820 for international callers, passcode number 8982348.

This conference call will also be broadcast live over the internet by logging on to the web at this address:

http://www.videonewswire.com/event.asp?id=48590

If you are unable to participate during the live webcast, a link to the archived webcast will be posted on the Merrimac Industries, Inc. website http://www.merrimacind.com .

About Merrimac

Merrimac Industries, Inc. is a leader in the design and manufacture of RF Microwave signal processing components, subsystem assemblies, and Multi-Mix(R) micro-multifunction modules (MMFM(R)), for the worldwide Defense, Satellite Communications (Satcom), Commercial Wireless and Homeland Security market segments. Merrimac is focused on providing Total Integrated Packaging Solutions(R) with Multi-Mix(R) Microtechnology, a leading edge competency providing value to our customers through miniaturization and integration. Multi-Mix(R) MMFM(R) provides a patented and novel packaging technology that employs a platform modular architecture strategy that incorporates embedded semiconductor devices, MMICs, resistors, passive circuit elements and plated- through via holes to form a three-dimensional integrated module used in High Power, High Frequency and High Performance mission-critical applications. Merrimac Industries facilities are registered under ISO 9001:2000, an internationally developed set of quality criteria for manufacturing operations.

Merrimac Industries, Inc. has facilities located in West Caldwell, NJ and San Jose, Costa Rica and has approximately 190 co-workers dedicated to the design and manufacture of signal processing components, gold plating of high- frequency microstrip and bonded stripline Teflon (PTFE) circuits and subsystems providing Total Integrated Packaging Solutions(R) for wireless applications. Merrimac (MRM) is listed on the American Stock Exchange. Multi- Mix(R), Multi-Mix PICO(R), MMFM(R), System In A Package(R), SIP(R) and Total Integrated Packaging Solutions(R) are registered trademarks of Merrimac Industries, Inc. For more information about Merrimac Industries, Inc. please visit our website http://www.merrimacind.com .

Contact: Mason N. Carter, Chairman & CEO

              mnc@merrimacind.com
              973-575-1300, ext. 1202

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