Directory of Companies in Frequency Control, Timing, and Related Devices

This directory was compiled by Ji Wang and John Vig. There is no charge for being included. The links to companies are provided strictly as a public service and should not in any way be construed as a recommendation to do business with these companies.

For any remark or suggestion, please contact the Frequency Control Web Editor (e-mail: j.vig@ieee.org)

Atomic Clocks

AccuBeat, Jerusalem, Israel
Agilent Technologies, Palo Alto, CA, USA
Symmetricom, San Jose, CA, USA
EG&G Inc., Salem, MA, USA
Frequency Electronics, Inc., Uniondale, NY, USA
Kernco, Inc., Danvers, MA, USA
Oscilloquartz S.A., Neuchatel, Switzerland
Precise Time and Frequency, Inc. & Kvarz Institute of Electronic Measurements, Peabody, MA, USA, and Russia
Quartzlock Instruments, Devon, England
Stanford Research Systems
Temex Electronics, Phoenix, AZ, USA

Oscillators

Abracon Corp., AlisoViejo, California, USA
Abundance Enterprise Co., Hong Kong
A-Cron Electronics Co., Korea
Agilent Technologies, Palo Alto, CA, USA
Amplifonix, Philadelphia, PA, USA
Andersen Electronics, Inc., Hollidaysburg, PA, USA
Andersen Labs, NY, USA
Andhra Electronics, Pvt., Ltd., Kakinada, India
Aor Ltd., Japan
Aor U.S.A. Ltd., Torrence, CA, USA
Ascend Frequency Devices, Newport Beach , CA, USA
AXTAL - Advanced XTAL Products, Lobbach, Germany
Baknor Electronics Industries Inc., Mississauga, Ontario, Canada
BeckElec, Glendale, AZ, USA
Bliley Electric Company, Erie, PA, USA
Brookdale Electronics, Deer Park, NY, USA
Bubang Techron Co., Ltd., Korea
Caliber Electronics, Irvine, CA, USA
Cardinal Components, Inc., Wayne, NJ, USA
CHUNGHO ELCOM - KONY, Inchon, Korea
CITIZEN CRYSTALS, Tokyo, Japan and El Segundo, CA, USA
Connor-Winfield, Aurora, IL, USA
Crescent Frequency Products, Inc., West Linn, OR, USA
Crystek Crystals Corporation, Ft. Myers, FL, USA
CTS Corporation, Elkhart, IN, USA
Discera, Ann Arbor, MI, USA
Dove Electronic Components, Inc., East Setauket, NY, USA
Ecliptek Corporation, Costa Mesa, CA, USA
Ecs Inc., International, Olathe, KS, USA
Electro Dynamics Crystal Coproration, Overland Park, KS, USA
Emhiser Micro-Tech, Verdi, Nevada, USA
Epson Electronics America, Inc., El Segundo, CA, USA
Epson Toyocom, Tokyo, Japan
Euroquartz, UK
Filtronics, Inc., Kansas City, MO, USA
FOQ Piezo Technik GmbH, Bad Rappenau, Germany
Fordahl SA, Bienne, Switzerland
Fortiming Corporation, Marlboro, MA, USA
Fox Electronics, Fort Myers, FL, USA
Frequency Electronics, Inc., Uniondale, NY, USA
Frequency Management, Huntington Beach, CA, USA
Gain Company, Limited, Kying Ki-Do, Korea
General Electronic Devices, San Marcos, CA, USA
Golledge Electronics Ltd, Ilminster, Somerset, UK
Greenray Industries Inc, Mechanicsburg, PA
Han Kyung Telecom Co., Ltd., Seoul, Korea
HCD Research Limited, West Sussex, UK
H. C. Jauch, Germany
Hec Inc., Hooray Electronics Co., Westlake Village, CA, USA
Heko Elektronikk AS, Raelingen, NORWAY
Hosonic Electronic Co., LTD., Taipei, Taiwan
Hosonic, Spectrum Component Sales, Inc., Norcross, GA USA
Hy-Q International (Australia) Ltd., Victoria, Australia
Hy-Q International (UK) Limited, Whittlesford, Cambridge, England
Ike Electronics Co., Ltd, Korea
Ilsi America (Corporate Headquarters), Reno, NV, USA
International Timing Technology, Inc., Fremont, CA, USA
Isotemp Research Inc., Charlottesville, VA, USA
JenJaan Quartek Corp., Taiwan
Jewon World Communications, Co., Ltd., Seoul, Korea
Kernco, Inc., Danvers, MA, USA
KSS Kinseki, Ltd., Japan, and KSS American, Inc., Santa Clara, CA
KVG Quartz Crystal Technology GmbH, Neckarbischofsheim, Germany
Linear Components, Costa Mesa, CA, USA
Lpe/Tele Quarz Group, Rosny Bois, France
Mercury Electronics Ind. Co., Taipei, Taiwan
Mercury Crystal Technology, Inc., Phillipines & CA, USA
Micro Networks Corporation, Worchester, MA, USA
Micro Oscillator, Inc., Bala Cynwyd, PA
Microwave Dynamics, Irvine, CA, USA
MF Electronics Corporation, New Rochelle, NY, USA
Millennium Electronics, Inc. (MEI), San Jose, CA, USA
MMD Components, Irvine, CA, USA
Morion Inc., Russia (In Russian)
MTI-Milliren Technologies Inc., Newburyport, MA, USA
MTronPTI, Yankton, SD, USA
Murata Electronics North America, Inc. Smyrna, GA, USA
NDK Americia Inc., Belvidere, IL, USA
NEL Frequency Control Inc., Burlington, WI, USA
Nexyn Corp., Sunnyvale, CA, USA
Nomura Research Institute, Inc., Japan
Oak Frequency Control, Mount Holly Springs, PA, USA
OEwaves, Pasadena, CA, USA
OMIG SA, Warszawa, Poland
OnSpec Oscillators Limited, Warwickshire, UK
Oscillatek, Olathe, KS, USA
Oscilent Corporation, Irvine, CA, USA
Oscilloquartz S.A., Neuchatel, Switzerland
PETERMANN-TECHNIK GmbH, Germany
Piezo Crystal Company, Carlisle, PA, USA
Pletronics Inc., Lynnwood, WA, USA
Poseidon Scientific Instruments, Fremantle, Australia
Princeton Electronic Systems Inc., Princeton, NJ, USA
Princeton Microwave Technology, Inc., Mercerville, NJ 08619, USA
QuartzCom USA, Inc., Ridgefield, CT, USA
Quartz Crystal Technology, the Netherlands
Quartzlock Instruments, Devon, England
Quartz Pro, Järfälla, Sweden
Quarz-Technik Germany
Q-Tech Corp., Culver City, CA, USA
Rakon, New Zeland
Raltron, Inc., Miami, FL, USA
Raytheon Company, Lexington, MA, USA
REMEC Magnum, San Jose, CA, USA
RFX Ltd, West Lothian, Scotland
SaRonix, Menlo Park, CA, USA
SAWTEK, Inc., Orlando, FL, USA
Sentry Manufacturing Company, Chickasha, OK, USA
Shenzhen Khanate Electronics Co Ltd, Shenzhen, Guangdong, China
Shenzhen TKD Crystal Industrial Co., Ltd., Shenzhen, China
Signal Technology Corporation - Arizona Operation, Chandler, AZ, USA
Silicon Laboratories, Austin, Texas, USA
SITime Corporation
SIWARD International, Inc.,Parsippany, NJ, USA
SNR Corp., Garden Grove, CA, USA
S.P.K. Electronic Co., Ltd., Taipei, Taiwan
Stanford Research Systems
Statek Corporation, Orange, CA, USA
SUNG WON Corporation, Seoul, Korea
Sunny Electronics, Korea
Suntsu Frequency Control, Inc., Newport Beach, CA, USA
Symmetricom, San Jose, CA, USA
Syntonics, Columbia, MD, USA
Taitien Electronics Co., Ltd., Taipei, Taiwan
Tech Time, Or-Akiva, Israel

Technical Link Co., Ltd., Japan
Tekmark, Alpharetta, GA, USA
Telequarz Gmbh & Co., Kg., Neckarbischofsheim, Germany
Temex Electronics, Phoenix, AZ, USA
TEW North America, Norcross, GA, USA
Temex Microsonics,Sophia-Antipolis, France
Total Frequency Control Ltd, Storrington, West Sussex, UK
U.S. Electronics Inc., St. Louis, MO, USA
Valpey-Fisher Corporation, Hopkinton, MA, USA
Vanlong Technology Co., Ltd., Beijing, China
Vectron International, Inc., Norwalk, CT, USA
Wenzel Associates, Inc., Austin, TX, USA
West Crystal Company Ltd., B.C., Canada
World Technologies, Ltd., Lenexa, KS
Worldbond Piezo-Electric Corp., B.C., Canada
Z-Communications, Inc., San Diego, CA, USA

Resonant Sensors

BIODE, Inc. Westbrook, Maine, USA
Boeing Co., Seattle, WA, USA
CAHN Micro and Laboratory Balances, Beverly, MA, USA
Chell Instruments, Norfolk, England
EPCOS AG, Munich, Germany
Electronic Sensor Technology, Westlake Village, CA, USA
Femtometrics, Colorado, USA
Hi-Q Engineering, Ontario, CA, USA
Honeywell Accelerometer Products, USA
Intellemetrics, UK
International Crystal Manufacturing Co., Inc., Oklahoma City, OK, USA
IRD, Inc.
Lennartz electronic GmbH, Germany
Masscal Corp., Chatham, MA
Maxtek, Inc, Santa Fe Springs, CA, USA
Microconversion Technologies
MTI-Milliren Technologies Inc.
Oxford Applied Research Quartz Crystal Microbalance, Oxon, UK
Paroscientific, Inc., Redmond, WA, USA
PCB Piezotronics, Depew, NY, USA
piezosystem jena GmbH, Jena, Germany
Physik Instrumente (PI), Waldbronn, Germany
QCM Research, Luguna Beach, CA, USA
Q-Sense AB, Gothenburg, Sweden
Quartzdyne, Inc., Salt Lake City, UT, USA
SAWTEK, Inc., Orlando, FL, USA
Sensor Research and Development Corporation, Orono, MA, USA
Statek Corporation, Orange, CA, USA
Systron Donner Inertial Division, Concord, CA, USA
Testbourne Ltd, Hampshire, UK
TH Leaguer Sensory Technology(Shenzhen) Co., Ltd., Shenzhen, China

Resonators and Filters

Abracon Corp., Aliso Viejo, California, USA
Abundance Enterprise Co., Hong Kong
Amplitronix, LLC, Costa Mesa, CA, USA
Andersen Electronics, Inc., Hollidaysburg, PA, USA
Andhra Electronics, Pvt., Ltd., Kakinada, India
Aor Ltd., Japan
Aor U.S.A. Ltd., Torrence, CA, USA
AXTAL - Advanced XTAL Products, Lobbach, Germany
Bliley Electric Company and Bliley Company History, Erie, PA, USA
Bomar Crystal Co., Middlesex, New Jersey, USA
Bubang Techron Co., Ltd., Korea
CTS Corporation, Elkhart, IN, USA
Cal Crystal Lab., Inc, Anaheim, CA, USA
Cardinal Components, Inc., Wayne, NJ, USA
China National Scientific Instruments and Materials, Hangzhou, P.R. China
CINOX Corporation, Cincinnati, Ohio, USA
Colorado Crystal Co., Loveland, CO, USA
Connor-Winfield Corporation,Aurora, IL, USA
Crescent Frequency Products, Inc., West Linn, OR, USA
Crystal Complete Interface USA, Inc., Fort Myers, FL, USA
Crystal-GmbH, Berlin, Germany
Crystek Crystals Corporation, Ft. Myers, FL, USA
CTS-Frequency Controls, Sandwich, IL, USA
Discera, Ann Arbor, MI, USA
Dove Electronic Components, Inc., East Setauket, NY, USA
Ecliptek Corporation, Costa Mesa, CA, USA
Ecs Inc., International, Olathe, KS, USA
Electro Dynamics Crystal Coproration, Overland Park, KS, USA
Epson Electronics America, Inc., El Segundo, CA, USA
Epson Toyocom, Tokyo, Japan
Euroquartz, UK
Filtronics, Inc., Kansas City, MO, USA
FOQ Piezo Technik GmbH, Bad Rappenau, Germany
Fortiming Corporation, Marlboro, MA, USA
Fox Electronics, Fort Meyers, FL, USA
Frequency Electronics, Inc., Uniondale, NY, USA
Frequency Management, Huntington Beach, CA, USA
FSY Microwave, Inc., Columbia, MD, USA
General Electronic Devices, San Marcos, CA, USA
Golledge Electronics Ltd, Ilminster, Somerset, UK
H. C. Jauch, VS-Schwenningen, Germany
HD Communications Corp., Ronkonkoma, NY, USA
Heko Elektronikk AS, Raelingen, NORWAY
Hoffman Materials, Inc. Carlisle, PA, USA
Hong Kong X'tals, Ltd., Hong Kong
Hooray Electronics Co., Westlake Village, CA, USA
Hosonic, Spectrum Component Sales, Inc., Norcross, GA, USA
Hosonic Electronics Co., Ltd., Taipei, Taiwan
Ike Electronics Co., Ltd, Korea
ILSI America (Corporate Headquarters), Reno, NV, USA
International Crystal Manufacturing Co., Inc., Oklahoma City, OK, USA
JenJaan Quartek Corp., Taiwan
K&L Microwave, Inc., Salisbury, MD, USA
KSS Kinseki, Ltd., Japan, and KSS American, Inc., Santa Clara, CA
KVG Quartz Crystal Technology GmbH, Neckarbischofsheim, Germany
LAP-TECH Inc., Ontario, Canada
Lpe/Tele Quarz Group, Rosny Bois, France
Lorch Microwave, Salisbury, MD, USA
Maxtek, Inc., Santa Fe Springs, CA, USA
Mercury Electronics Ind. Co., Taipei, Taiwan
Mercury Crystal Technology, Inc., Phillipines & CA, USA
Micro Crystal, Grenchen, Switzerland
Microwave Filter Co., East Syracuse, NY, USA
MMD Components, Irvine, CA, USA
MTronPTI, Yankton, SD, USA
Murata Electronics North America, Inc. Smyrna, GA, USA
NDK Americia Inc., Belvidere, IL, USA
Nofech Electronics, Inc., Jerusalem, Isreal
Oak Frequency Control Group And Oak/Carlisle Histroy, Mount Holly Springs, PA, USA
OMIG SA, Warszawa, Poland
Oscilent Corporation, Irvine, CA, USA
Oscilloquartz S.A., Neuchatel, Switzerland
PETERMANN-TECHNIK GmbH, Germany
Piezo Systems, Inc., Cambridge, MA, USA
Pole/Zero Corp., West Chester, OH, USA
Precision Devices, Inc., Middleton, WI, USA
Quartz Crystal Technology, the Netherlands
Quartzlock Instruments, Devon, England
Quartz Pro, Järfälla, Sweden
Quarz-Technik Germany
Rakon, New Zeland
Raltron Electronics Corp, Miami, FL, USA
SAWTEK, Inc., Orlando, FL, USA
Shenzhen Khanate Electronics Co Ltd, Shenzhen, Guangdong, China
SITime Corporation
Statek Corporation, Orange, CA, USA
Sunny Electronics, Korea
Taitien Electronics Co., Ltd., Taipei, Taiwan
Telequarz Gmbh & Co., Kg., Neckarbischofsheim, Germany
Trans-Tech, Inc., Adamstown, MD, USA
TXC Corp., Taipei, Taiwan
U.S. Electronics Inc., St. Louis, MO, USA
Valpey-Fisher Corporation, Hopkinton, MA, USA
Vanlong Technology Co., Ltd., Beijing, China
Vectron International, Inc., Norwalk, CT, USA
West Crystal Company Ltd,Kelowna, BC, Canada
World Technologies, Ltd., Lenexa, KS
Worldbond Piezo-Electric Corp., B.C. Canada

SAW Devices

Abundance Enterprise Co., Hong Kong
Amplitronix, LLC, Costa Mesa, CA, USA
China National Scientific Instruments and Materials, Hangzhou, P.R. China
EPCOS AG, Munich, Germany
Epson Toyocom, Tokyo, Japan
Fujitsu, Singapore
Hitachi, Singapore
Hosonic, Spectrum Component Sales, Inc., Norcross, GA, USA
Hosonic Electronics Co., Ltd., Taipei, Taiwan
Ike Electronics Co., Ltd, Korea
Murata Electronics North America, Inc. Smyrna, GA, USA
NDK Americia Inc., Belvidere, IL, USA
Oscilent Corp., Irvine, CA, USA
PETERMANN-TECHNIK GmbH, Germany
Panasonic Industrial Company, Secaucus, NJ, USA
Raltron Electronics Corp., Miami, FL, USA
RF Monolithics, Inc., Dallas, TX, USA
SAWTEK, Inc., Orlando, FL, USA
Shenzhen Khanate Electronics Co Ltd, Shenzhen, Guangdong, China
Sunny Electronics, Korea
Vanlong Technology Co., Ltd., Beijing, China
Vectron International, Inc., Norwalk, CT, USA
World Technologies, Ltd., Lenexa, KS

Timing Instruments

Absolute Time Corporation, San Jose, CA, USA
Allen Osborne Associates, Inc., Westlake Village, CA, USA
ArkTime, Birmingham, UK
Brandywine Communications, Santa Ana, CA, USA
Datachron, Inc., Anaheim, CA, USA
Symmetricom, San Jose, CA, USA
EndRun Technologies
Frequency Electronics, Inc., Uniondale, NY, USA
Galleon Systems Ltd., Birmingham, UK
Hopf Elektronik GmbH, Germany
Meinberg Funkuhren GmbH & Co. KG ("Meinberg Radio Clocks"), Germany
MTI-Milliren Technologies Inc.
Oscilloquartz S.A., Neuchatel, Switzerland
Quartzlock UK Ltd
Spectracom Corporation, Rochester, NY, USA
Symmetricom, San Jose, CA, USA
Time and Frequency Solutions, Ltd., Witham, Essex, UK
TimeTech GmbH, Stuttgart, Germany
Timing Solutions Corp., Boulder, CA, USA
TimeTools, West Midlands, UK
Trak Microwave Corporation, Tampa, FL, USA
Trimble Navigation Ltd., Sunnyvale, CA, USA
World Time Solutions Limited, Aylesbury, UK
Zyfer, Inc, Anaheim, CA

Manufacturers of Time and Frequency Receivers (NIST's compilation)

http://www.bldrdoc.gov/timefreq/general/receiverlist.htm

Publishers of Time and Frequency Software (NIST's compilation)

http://www.bldrdoc.gov/timefreq/general/softwarelist.htm

Miscellaneous - Materials, Measurement Systems, Components, etc.

Alvord Systems, Inc., Clairton, PA, USA
AQS, Cap-Chat, QC, Canada
Beagle Software, Minneapolis, MN USA
China National Scientific Instruments and Materials, Hangzhou, P.R. China
Crystal Complete Interface USA, Inc. (CCI/USA), Fort Myers, FL, USA
Electro Abrasives Corp., Buffalo, NY, USA
Equipment Acquisition Resources, Inc., Palatine, IL, USA
Gemma, France, USA
Great Southern Marketing - Quartz Devices Directory
Heko Elektronikk AS, Raelingen, NORWAY
Kolinker Industrial Equipments, Ltd., Hong Kong
Lighthouse Lubricant Solutions, Overland Park, KS, USA
Mini-Circuits, Brooklyn, NY, USA
Mir Technology, Inc., Cleveland, OH, USA
Pendulum Instruments AB, Vallingby, Sweden
Piezocryst, Graz, Austria
Precise Time and Frequency, Inc. & Kvarz Institute of Electronic Measurements, Peabody, MA, USA, and Russia
Precision Control, Palmyra, PA, USA
Precision Timing, Sweden
Polaris Electronics Corp., Olathe, KS, USA
PR Hoffman Machine Products, Carlisle, PA, USA
Saunders & Associates, Inc., Scottsdale, Arizona, USA
South Bay Technology, San Clemente, CA, USA
Spectracom Corporation, Rochester, NY, USA
Trak Microwave Corporation, Tampa, FL, USA
Transat Corp., Solon, OH, USA
Uk Abrasives, Inc., Northbrook, IL, USA
Williams Advanced Materials, Buffalo, NY, USA