RF Monolithics, Inc.
RF Monolithics, Inc. RFM offers a full set of custom embedded wireless networking solutions like Zigbee wireless mesh sensor networks, RF modules, IC transceiver, IC transmitters and IC receivers. RFM, Inc. manufactures low power wireless and RF radio modules, wireless mesh nodes for distributed sensing on distributed sensor networks. Low Power radio, n../arrowband and short range devices, front end saw filters, active RFID, RFIC, coupled resonator filters, single silicon chips in the 70MHZ and 300-1000Mhz range.
http://www.rfm.com/

OPT Hellas Custom Frequency Control Components
Manufacturers crystals, crystal filters, lc filters rf and microwave filters. Descriptions and catalogs and international sales network.
http://www.opthellas.com

Shanghai Worldbest Magway Magnetic Components Co., Ltd.,
Manufacturer of high frequency with low power loss and high frequency with high initial permeability cores.
http://www.worldbest-magway.cn

Filtronetics Inc.
Filtronetics has Bandpass Filters, Clock Oscillators, Quartz Crystals and RF SAW Filters. Highest quality Custom LC Filters|Microwave Filters|Ceramic Filters|RF SAW Filters|Crystal Filters|Bandpass Filters|Low Pass Filters|High Pass Filters|Clock Oscillators|Quartz Crystals. A valued supplier, designer and manufacturer of electronic frequency products Filtronetics based in Kansas City Missouri.
http://www.filtro.net

KP Microwave Components, Inc.
Manufacturer of RF/microwave filters, diplexers, duplexers, multiplexers, high-power PIN diode switches, frequency multipliers, and GPS subassembllies.
http://www.kpmci.com

Horst David GmbH
Horst David GmbH - Induktivitäten, Federn, Baluns, SMD Luftspulen, Wickelgüter, Sensorspulen für elektronische Wasserzähler, CATV, HF Spulen, Breitband Symmetrie Übertrager, Eingangsübertrager, 4:1Übertrager,
http://www.david-inductance.de

Total Frequency Control Ltd
Total Frequency Control Ltd, Manufacturer and Supplier of QuartzCrystals, Precision Oscillators, Filters and Wound Components
http://www.tfc.co.uk

Piezo Technology, Inc.
A manufacturer of frequency control products such as crystal oscillators, crystal filters, lc filters, and crystal resonators.
http://www.piezotech.com

Luff Research Inc.
Manufacture high performance RF frequency synthesizers and phase-locked frequency sources.
http://www.luffresearch.com/

Lee Filters
High quality camera filters, lighting filters, gobos, and other studio-related products. Camera Bellows.
http://www.leefilters.com/