IQD Frequency Products

Backed by a pedigree that has been developed over 40 years, IQD Frequency Products is a recognised market leader in the frequency control market. We have operations in America, Asia and Europe including our specialist high performance product manufacturing division, IQD FOQ GmbH in Germany where we offer a full custom design service, with special emphasis on low phase noise OCXOs based around our own in-house manufactured SC-cut crystals. With active customers in over 60 countries, IQD offers one of the most comprehensive frequency product ranges available, from low cost commercial grade product to that used in high reliability military and professional grade applications, including:


Our specialist high precision division, IQD FOQ GmbH in Germany (previously FOQ Piezo Technik), has over 30 years experience in developing high precision crystals and oscillators including specialist Clock Oscillators, VCXOs, TCXOs and OCXOs. The modern 1500m2 (16,000ft2) facility based in Bad Rappenau, Germany has a high degree of automation allowing for competitive manufacturing costs and flexible delivery lead-times. Processing of both AT- and SC-cut crystals is carried out on-site supported by a class 1000 clean room, in-house PCB design & assembly and automated test facilities.

We offer full technical support and a custom design capability to our worldwide customer base which ranges from small design houses to major tier 1 original equipment manufacturers (OEMs). With expertise covering both high precision quartz crystals and tight tolerance oscillators, our flexible designs allow for straightforward adjustment to suit individual customer needs. IQD FOQ’s OCXOs satisfy a wide range of applications including base stations, repeater stations, instrumentation, medical and measurement equipment.

Quality and Customer Service

Quality and customer service are the cornerstones of our success and we are absolutely focused on consistently meeting and exceeding customer expectations. We have invested in being able to assure our customers of the highest standards throughout our businesses and regularly open ourselves up for customer and other audits. Our quality management system is constantly evolving to meet the changing requirements of the electronics industry.


Customer Partnerships

We take a partnership approach to working with our customers. Our experienced multilingual Sales and Application Support teams guide customers from design stage through to full production. IQD’s products are specified by leading manufacturers in the aerospace, automotive, communications, computing, consumer, industrial, medical and military industries throughout the world. We work with several premier chip-set designers on a variety of key projects and hold approvals on a number of products including high specification oscillators.

Technology Partnership

IQD have a strategic technology partnership with Statek Corporation that allows us to offer their unique range of ultra-miniature quartz crystals, oscillators and sensors in addition to our own product range. Statek’s photolithographic process based products offer very high environmental performance particularly suitable for military, avionic and ‘down-hole’ applications.

Our full range of products is available direct from our worldwide sales offices (see tab ‘Contact Us’)  or via our extensive worldwide distribution and representative network (see tab ‘Distributors & Reps’).

IQD Frequency Products is an IQD Group company

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