| MH_Electronics Manufacturer of AT cut quartz crystals and crystal devices for a variety of applications. |
| MMD_Components Manufacturer of frequency control devices, specializing in crystals and oscillators. |
| Morgan_Electro_Ceramics Development and manufacture of piezo ceramic components like plates, discs, rings, bimorphs and multilayers for sensors, actuators and transducers. From Netherlands. |
| MTI-Milliren_Technologies_Inc_ Manufacturer of quartz crystal timing references including a full line of OCXO's, TCXO's, and VCXO's. |
| MtronPTI Manufacturer of crystal oscillators, TCXOs, VCXOs, crystal and LC filters, and frequency control products. |
| My_Frequency_Inc_ Manufactures frequency control devices including quartz crystals, crystal oscillators, VCXOs and TCXOs. Includes electrical and mechanical specifications and part numbering guide. |
| Nakagawa_Electronics,_Ltd_ Manufacturer of quartz crystals, clock oscillators, ceramic resonators and filters. |
| Nexyn_Corporation Manufacture commercial oscillators for LMDS, VSAT, digital radio and test equipment (MVDS, Tele-Comm). |
| Nihon_Dempa_Kogyo_Co_,_Ltd_ Manufacturer of quartz crystal products, crystal units, VCXO, TCXO, TC-VCXO, SAW devices, crystal filters, optical components and ultrasonic transducer. |
| Nippon_Crystal Distributor of a broad range of crystals, clock oscillators, VCXOs, TCXOs, VC-TCXOs and filters. Online product specifications and PDF data sheets available for download. |
| Nofech_Electronics_Ltd_ Manufacturing high precision SC-cut, IT-cut and AT-cut quartz crystal resonators essential for ensuring high stability of OCXOs. |
| OMIG_S_A_ Manufacturer of quartz filters and quartz crystals for TCXOs, VCXOs, and OCXOs, and vacuum depositing process control quartz crystals. Site in English and Polish, and include product specification ra |
| OPT_Hellas_Custom_Frequency_Control_Components Manufacturers crystals, crystal filters, lc filters rf and microwave filters. Descriptions and catalogs and international sales network. |
| Oscilent_Corporation A full line manufacturer of crystals, oscillators, filters, and resonators including voltage controlled and temperature compensated oscillators. |
| Pletronics,_Inc_ Manufacturer of crystals (for microprocessors and communication equipment), crystal filters, and crystal oscillators (clock oscillators, VCXO, TCXO, and TCVCXO). |
| Poseidon_Scientific_Instruments Makers of low phase noise sapphire oscillators, regenerative dividers, microwave amplifiers, whispering gallery mode resonators and carrier suppression interferometers. |
| Precision_Devices,_Inc_ Manufactures crystal products in custom and SMD packages including quartz crystals, crystal filters and crystal oscillators. Online line card, specifications and PDF catalogue and data sheets availabl |
| P&Y_Crystal_Industrial_Ltd_ A manufacturer of quartz crystals includes ceramic filers, ceramic resonators, crystal oscillators, SMD oscillators, SAW resonators, SAW filters. |
| Q-Tech_Corporation A crystal oscillator manufacturer - hi reliability military QPL, space, hi temperature XO, VCO, VCXO, TCXO, OCXO. |
| Quartslab_Marketing_Ltd_ Manufacturer of quartz crystals and oscillators. Online ordering. |
| Quartz_Pro Producer of OCXO's for communication industry. |
| QuartzCom_GmbH Offers a wide range of crystal, oscillator and filter products. |
| Rakon_Limited Manufacturers of quality quartz crystal and high performance TCXO's, VCTCXO's and crystal oscillators. |
| Raltron_Electronics_Corporation Global supplier of frequency management solutions, including quartz filters, crystals, oscillators, clocks, VCXOs, TCXOs, OCXOs, Stratum 3 synchronization modules, ceramic resonators, and SAW products |
| RFX__Ltd Manufacturers of high specification quartz crystal oscillators. |
| Roditi_International Distributor of crystals for piezo-electric, laser and optical applications, components and processing and test equipment, located in London and Hamburg. |
| Saronix Supplier offering a broad range of frequency control products in metal, plastic and ceramic packages. |
| SBtron Manufacturer of pecl, filter, oscillator, crystal, saw, tcxo, ocxo, vco, vcxo, and resonators. |
| Seoan_Electronics_Co_,_Ltd_ Manufacturer of quartz crystal and crystal oscillators including TCXOs, VCXOs, and high frequency ECL oscillators. From Korea. |
| Shen_Zhen_Auder_Electronics_Co__Ltd Manufacturer of quartz crystals resonator, filter, oscillators and SAW devices. |
| Shenzhen_Crystal_Technology_Industrial_Co_,_Ltd_ Manufacturer of quartz crystal, crystal oscillator, SMD crystal, ceramic resonator and saw filter. Includes product descriptions, and reliability test and quality control flow diagrams. |
| SHENZHEN_STAR_CRYSTAL_CO_LTD Manufacturer of quartz crystals, resonator, SMD and quartz chips |
| Shoulder_Electronics_Ltd_ Manufacturer specializing in crystal units, ceramic resonators, ceramic filter and SAW devices. Online product specifications, photographs and sample dimensions. |
| Sichan_Institute_of_Piezoelectric_and_Acoustooptic_Technology_(SIPAT) Manufacturer of high-performance surface acoustic wave (SAW)components. |
| Statek_Corporation Manufacturer of quartz crystals and crystal oscillators. Worldwide distribution of a full range of ultra-miniature frequency control products. |
| Superconix_Inc_ Provides single crystals and targets including semiconductors, substrates and laser, optical, metals and ferro-electric crystals. |
| Suzhou_Chequers_Electronic_Co_,_Ltd_ Producer of piezo-electric ceramic components. Including SAW devices, filters and resonators. |
| Taitien_Electronics_Co_,_Ltd Production and sales of crystal units, crystal oscillators, VCXO, TCXO and quartz blanks. |
| Total_Frequency_Control_Ltd Manufacturer of frequency control products including quartz crystals, crystal oscillators and filters. Also inductors, chokes and wound coils. |
| TXC_Corp_ Manufactures quartz crystal units, oscillators, VCXO and SAW filters. Online specifications and application notes. |
