Comtech PST Corp. (CPST) designs, develops, and manufactures RF and Microwave solid-state high-power amplifiers. We serve a variety of domestic and international high technology markets including defense, wireless and satellite (EMI/EMC) communications, cellular instrumentation, electromagnetic compatibility testing, and medical testing systems. Our design and manufacturing strength rests with supporting high-quality, high-mix, and high-complexity amplifier requirements with experienced engineering talent solely dedicated to designing and developing RF and Microwave amplifiers. Located in Melville, NY, Comtech PST's facility is a modern, 46,000 square-foot structure that provides office space as well as engineering, assembly, test and customer service.

Experience and Background

A wholly-owned subsidiary of Comtech Telecommunications Corp., the PST division was established in 1987 for the express purpose of designing and manufacturing High Power RF Amplifiers. Our engineering talent has participated in the major growth of this technology. This background in solid state amplifier design and development has provided CPST with experience in such diverse fields as Electronic Warfare, Electronic Attack systems, RADAR systems, TWT replacement, high power testing, satellite tracking systems, communication, EM/EMC testing, radio transmitters, boosters, and general laboratory testing. Our fully staffed engineering support group is always available to provide expert assistance for any of your special needs relating to design and application issues.


Comtech PST's focus on Galium Nitride (GaN) solid state amplifiers has led to the development of a versatile and highly reliable product line. Whether your needs include amplifier module building blocks, rack-mounted amplifier units, or complete amplifier systems, our standard and customized solid-state power amplifier products provide the flexible effective solution. Comtech PST Corp. offers solid-state power amplifiers in frequency ranges from 1 MHz through 18.0 GHz, with output power levels ranging from 5 watts to over 30 kW. Furthermore, the acquisitions of Hill Engineering Division and MPD product lines has enabled Comtech PST to better serve our customers, expanding the range of our products and expertise to include high power PIN-diode control devices and additional medical, military and satellite requirements.

ISO 9001 Certification

Comtech PST Corp. originally received ISO 9001:2000 quality system certification in 1997, and upgraded to ISO 9001:2000 certification in April 2003. Since July 2007, CPST has retained AS9100:2004 certification.  We are proud of this achievement and take seriously the responsibility for maintaining this strict quality standard. At Comtech PST Corp., we see it as a logical extension of our ongoing commitment to quality. CPST has always had well-established, written practices and procedures assuring complete product integrity throughout all stages of design, manufacture, test and inspection. AS9001 quality system certification of Comtech PST further assures you of consistent and reliable products. The ISO 9001 certification emphasizes the company's commitment to provide our customers with the highest quality solid state power amplifiers.

Customer Service

Comtech PST Corp. is, above all, committed to our customer's satisfaction. This responsibility is woven into the corporate fabric with our technical expertise, defined quality standards, and production of versatile and highly reliable solid state amplifiers. Comtech PST's commitment does not stop at delivery. We have a dedicated customer service staff to continually support all of our products. They are here to satisfy the needs of our customers. This includes performing warranty and out-of-warranty repairs, providing spare parts information, answering equipment installation and operation questions, and providing technical documentation and training as required. With the resources and corporate backing of Comtech Telecommunications, you can rest assured that any products you purchase from Comtech PST will be supported for years to come.

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