Murata Electronics North America, Inc.
Smyrna, GA 30080
Mar 02, 2009 Featuring multi-pole design to ensure that wanted signals are properly passed while others are rejected, DFCL series filters offer ripples of 0.4 dB max @ f0 ±30 MHz and 1.2 dB max @ f0 ±65 MHz, producing wide and flat curves required at pass band by DPD amplifier designs. Block-type filter measure 10.6 x 6.0 x 4.8 mm and are suited for cellular base station applications that use DPD as well as microcellls and femtocells.

Quellan, Inc.
Santa Clara, CA 95051
Feb 02, 2009 Capable of canceling broad range of unwanted RF interference to improve receiver sensitivity, QHx230 helps increase GPS signal strength and satellite visibility. It is based on analog Q:Active® noise canceling technology, and incorporates interface that supports preset values for immediate deployment in mobile devices and laptop computers where EMI aggressors like camera buses or display drivers de-sense receivers.

Edmund Optics
Barrington, NJ 08007
Dec 12, 2008 Featuring 1 nm bandwidth and greater than 50% transmission, Narrow Laser Line Interference Filters are available for 488-1,064 nm wavelengths. Use in sensor path of laser-based analytical instrumentation enhances SNR by eliminating ambient light (noise). Suited for NIR laser diodes, Broadband Diode Interference Filters are used in laser path to eliminate noise in laser diode itself. They provide greater than 70% transmission and are available for 880-1,550 nm wavelengths.

Fil-Coil Filters
Central Islip, NY 11722
Jun 06, 2008 Mounted through outer wall of shielded enclosure, Series FCP power line penetration filters are RFI-secure and supplied with threaded nipple. Products are supplied with bleeder resistors to prevent shock hazards and can withstand 140% of rated current for 15 min without any deterioration. Providing specified insertion loss of 100 db min over indicated frequency range, series filters from 60-400 Hz with 100 db attenuation from 14 KHz to 10 GHz and 100 KHz to 10GHz.

Tyco Electronics Corp.
Harrisburg, PA 17105-3608
Feb 21, 2008 Suited for frequency converters, industrial and machine tools, lift control systems, and switching cabinet construction, BCF filter is available for current ratings ranging from 7-180 A, and features high symmetric as well as asymmetric damping characteristics over entire frequency range of 100 kHz to 30 MHz. Compact bookform filter comes with light-weight design, and incorporates insulated safety terminals used on both I/O.

Spectrum Control, Inc.
Fairview, PA 16415
Aug 22, 2007 Available in ac and dc models, Single-Line EMI Filters offer commercial equivalent to M15733-PRF/72, M15733-PRF/73, and M15733-PRF/74. Units filter up to 500 A with attenuation of 4-90 dB from 1 MHz to 1 GHz and voltage ratings of 130 Vdc and 250 Vac. DC models have C and Pi configurations with Class Y4 capacitors, while AC models have C and Pi configurations with Class Y2 capacitors. Both feature bolt-in style with D-shaped bushing.

KYOCERA Corporation
Kyoto 612-8501  Japan
Jul 09, 2007 Measuring 2.0 x 1.25 x 0.7 mm, KVA21 series is RoHS-compliant, distributed constant type component that offers EMI filtering as well as ESD protection. Optimized inductor and capacitor layout on filter array results in 8 kV ESD contact discharge in accordance with IEC/EN 61000-4-2. Solution offers attenuation characteristics exceeding 30 dB over 800-1,000 MHz range and 20 dB over 1.0-2.5 GHz range.

ETS - Lindgren An ESCO Technologies Co.
Glendale Heights, IL 60139 4019
May 26, 2006 Suited for Electron Microscopy (EM) Applications, Magnetic Active Compensation System (MACS(TM)) reduces interference of magnetic fields in room through flux compensation process generated by driven coils mounted along or near room vertices. As remote monitoring control reports on Electronic Magnetic Field Cancellation (EMFC) system status and trip history, it can disable or reset system from external location if necessary. It also helps determine root cause of system failure.

Technical Manufacturing Corp.
Peabody, MA 01960
Nov 22, 2005 Designed for point-of-use and OEM applications, open cube-shaped Mag-NetX(TM) is comprised of dedicated controller with automated calibration and self-test features, ac and dc magnetic sensor, and Helmholtz coils in structural casing. System detects magnetic fields and sends out equal and opposite field to cancel interference. Applications include scanning and transmission electron microscopes, electron beam lithography systems, and focused ion beam instruments.

MTE Corp.
Menomonee Falls, WI 53051 9013
Jan 07, 2005 Series A provides sine-wave output voltage when driven from PWM inverters with switching frequencies from 2–8 kHz. For drive applications, filters eliminate motor insulation failures and reduce EMI in applications where distance between motor and inverter is up to 15,000 ft. Available as panel-mount or in NEMA 1, 2, and 3R enclosures, units offer continuous current rating of 100% RMS. They range from 440–480 Vac and 550–600 Vac for motors from 1.5–600 hp and 1.5–700 hp.

PolyPhaser Corp.
Minden, NV 89423 9000
Apr 30, 2004 Series HF protects multiple or high-power single RF transmitter applications where dc voltage is not required. Capable of handing up to 750 W, dc blocked filter features multi-strike capability and fully weatherized housing. Insertion loss is 0.1 dB or less. Suited for operating temperatures between -50 and +85°C, filter protectors are available with standard N and 7/16 DIN connectors.

Microwave Filter Co., Inc.
East Syracuse, NY 13057
Jun 27, 2002 Model 7893D bandpass filter offers insertion loss of less than 0.4 dB (center) for 3.7 to 4.2 GHz receive band. Rejection of 25 dB minimum at 3.65 and 4.25 GHz provides suppression of marine and altimeter interference frequencies. Unit also provides 75+ dB rejection at 3.5 and 4.4 GHz. Group delay of less than 8 nS suits digital applications, and LNA and LNB overload is prevented. Constructed with copper waveguide, low-profile unit is less than 6 in. long.

Methode Electronics Inc. / Methode Technical Components
Chicago, IL 60706
May 29, 2002 Small Form-factor Pluggable (SFP) EMI Cage, for use with both copper and optical SFP transceivers in Fibre Channel, Gigabit Ethernet, and Infiniband applications, is compatible with SFP Transceiver Multi-Source Agreement (MSA). One-piece construction prevents separation of pieces and minimizes seams from which EMI radiation can leak. Press-fit pins allow cage to be securely mounted to printed circuit board without solder.