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Frequency Management Int'l
15302 Bolsa Chica Street
Huntington Beach, CA

Tel: 714 373 8100
USA: 800 800 9825
Fax: 714 373 8700
EXTREME ENVIRONMENT PRODUCTS: Crystals | Oscillators | VCXOs | Sensors | Commercial Space SmallSat, CubeSat | Hi-Rel Space | MilAeroAvionics
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COMMERCIAL PRODUCTS: Crystals | Oscillators | VCXOs | TCXOs | VCTCXOs
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Frequency Management Company Profile

Established in 1971 as a captive supplier for Standard Communications Corp., we have been supplying quick delivery and tight tolerance, quartz crystals and crystal oscillators to the communications market for more than thirty years. In 1992, Frequency Management had expanded into the OEM marketplace. See: FMI TIMELINE.

FMI, Frequency Management International, was established to offer engineered solutions in frequency and timing control to a wide variety of electronic system applications in diversified industries. FMI is a true solutions orientated US based manufacturer. We currently supply products to a variety of market segments including:

Extreme Environment

  • Energy Exploration
  • Oil & Gas exploration (various directional drilling tools)
  • Oil & Gas production tools
  • Geothermal / Hydrothermal monitoring tools
  • Space
  • Scientific (low-earth orbit)
  • Scientific (deep space)
  • Commercial
  • Military and Aerospace
  • Avionics
  • Navigation
  • Control Systems

Commercial & Industrial

  • Telecomm (wired or wireless)
  • Wireless (including utility metering and high-volume miniature modems like XBee)
  • Industrial Controls (including metering)
  • Automotive (engine sensor and others)
  • Computer Peripherals
  • Optical Networks
  • Process controls

As a USA domestic manufacturer we have the production, engineering, and logistics resources necessary to support your design, prototype, and manufacturing needs of quartz crystals and crystal oscillators. Our industrial & hi-rel application product offering ranges from high-reliability Quartz Crystals and Clock Oscillators to VCTCXOs and Phase Locked Sources. Our products are offered in both traditional through-hole packages and Surface Mount (SMD) Packages including the smallest of the small. Design, production, and quality processes are inherent in all our industrial & hi-rel product lines including products for down-hole applications, industrial applications and also for applications in space.

Hi-rel products for: commercial space applications, oil drilling down-hole applications, and geothermal applications-spotlighting Extreme Temperature Designs that are much talked about in engineering circles globally. Frequency Management is proud to manufacture hi-reliability quartz crystals and hi-reliability crystal clock oscillators for our customers in these industries.


  • High Performance - Cost Effective Solutions
  • Standard Form Factors | Footprints and Custom Designed Solutions
  • On Going Quality Assurance Initiatives Support Continued Quest for Highest Level of Customer Satisfaction
  • Product Performance & Reliability, On Time Delivery, and Competitive Cost

Our quartz crystals and crystal oscillators productsolutions are aimed at industrial controls, energy exploration and production, avionics and space, wireless systems (XBee, etc.), smart utilities, advanced highs speed 4G networks and solid state storage, extreme low power and battery operated solutions for critical applications.

Environmental Policy

As a manufacturer of crystal and oscillator products, FMI is fully committed to protecting the global environment and believes environmental sustainability plays a key role in sound business practice.  We continue to develop and maintain programs and procedures to remain environmentally conscious in all of our business operations. Please see FMI's complete environmental policy statement here.

Frequency Management Mission Statement

FREQUENCY MANAGEMENT | INTERNATIONAL [FMI] provides superior solutions in the design and manufacture of frequency control devices while providing the highest level of quality in customer service known in our industry.

We specialize in quality products, custom solutions and fast turn-around–from concept to delivery. Our expert technical staff provides optimal design solutions providing a long-term value to our customers in high-tech markets including (but not limited to) communications, commercial space, oil drilling, geothermal, industrial, hi-rel, the military and aerospace.

FMI Cage Code: 3RLQ6