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Electrical Interference Signal Conditioners
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EMC Filter rids noise in high-power inverters.
Santa Rosa, CA 95403
Jul 05, 2013
With rated current ranging from 150–2,500 A at 520 or 760 V, FMCC SOL is designed for high attenuation of electromagnetic interference in 3-phase systems. UL-approved unit complements existing FMER SOL DC filter for use in inverters where both AC and DC lines require filtering, such as those used for photovoltaic and wind harvesting systems. FMCC SOL is also suited for solo use in 3-phase grid-connected industrial and commercial systems.
RF MoCA Filter Modules are pin-in-paste compatible.
Trevose, PA 19053
Feb 06, 2013
Compliant with MoCA 1.1 and 2.0 requirements, RF MoCA Filter Modules can be configured as multiband diplexers/triplexers with CATV, satellite, and DOCSIS frequencies and optional built-in surge protection. Units withstand max reflow temperature of 260°C and operate over extended temperature range of -40 to +85°C. Pin-in-paste technology, using reflow instead of wave soldering, enables RF filters to be inserted into PCB using pick-and-place equipment, eliminating need for manual placement.
High-Current DC Interference Filter serves PV systems.
Santa Rosa, CA 95403
Jan 23, 2013
Offered without ground capacitors to safely prevent any leakage of current to ground, FMER SOL series is designed for use on DC side of inverter in photovoltaic (PV) and other DC systems. Products are designed for rated currents from 25–2,300 A with standard ambient temperature rating of 55°C. Series is also rated at 75°C ambient up to 1,200 Vdc with corresponding current de-ratings. Screw clamps are offered for types up to 150 A and copper bars are offered for types upwards of 250 A.
Bandpass Interference Filters suit life science instrumentation.
Barrington, NJ 08007
Dec 21, 2012
Available in 12.5, 25, or 50 mm diameters with center wavelengths from 400–950 nm, TECHSPEC® Hard Coated 25 nm Bandpass Interference Filters provide high transmission with deep blocking. Units eliminate unwanted background noise, while simultaneously optimizing SNR in imaging or machine vision applications. Suitable for single photon microscopy, filters prevent photobleaching in delicate live samples or fluorophores in broad range of life science applications.
Three-Phase RF Filters target renewable energy equipment.
Nov 28, 2011
Suited for applications with max operating voltage up to 720 Vac, HCWMGF Series comes in 3-phase versions L1, L2, and L3 (without neutral) from 150-2,500 A, with power losses less than 0.02%. Units offer dielectric strength above 3,000 Vdc and insertion loss above 40 dB in entire range, reaching 80 dB between 200 kHz and 1 MHz. With UL94 V2 flammability rating, filters are suited for renewable energy equipment, UPS systems, and power inverters.
Coaxial Bandpass Filters feature low frequency operation.
Brooklyn, NY 11235
May 24, 2011
Suited for wireline broadband access applications, Model ZBPF-75 features fractional bandwidth of 32% and ultimate rejection of 30 dB typical from 50-800 MHz. Housed in rugged shielded case measuring 2.0 x 2.0 x 0.75 in., 50 W Model ZBPF-75-1+ has passband range of 63-87 KHz with optimized passband IL, roll-off, and rejection.
Linear Variable Filters suit fluorescence applications.
Barrington, NJ 08007
May 06, 2011
Suited for individual and combined use, Linear Variable Filters come in Long-Pass and Short-Pass options. Units have interference coating that is intentionally wedged in one direction, creating linear shift of center wavelength across length of entire substrate. Short-Wave Pass Filter has wavelength range of 330-750 nm with average transmission of 97% from 400-750 nm, while Long-Wave Pass Filter has 300-845 nm wavelength and average transmission of 97% across entire wavelength range.
DC Blocks pass frequencies from 300 kHz to 3 GHz.
Fort Myers, FL 33913
Feb 02, 2011
Suited for use in broadband coupling and test and measurement applications, CBLK DC Blocks are designed to block DC voltage while passing frequencies from 300 kHz to 3 GHz. Units produce flat frequency response and offer low insertion loss of 0.02 dB at 300 KHz and 0.20 db at 3 GHz. DC input voltage is rated at 16 WVdc max and operating temperature range is -55 to +90°C.
Weatherproof Low-Pass RF Filter suits CATV applications.
Pulse Engineering, Inc.
San Diego, CA 92128
Sep 30, 2010
Model CX5060 filter passes cable television (CATV) Docsis 3.0 signals, blocks multimedia-over-coax signals, and provides RFI shielding and surge protection within weatherproof metal housing. Unit's pass band frequency is from 5-1,002 MHz with impedance of 75 W and provides over 40 dB of insertion loss in 1,125-2,300 MHz frequency range. Operating over temperatures of -40 to +85°C, compact product suits side-of-house outdoor applications for CATV service suppliers.
Bandpass Interference Filters feature 10 nm bandwidth.
Barrington, NJ 08007
Jan 13, 2010
Available in 12.5, 25, and 50 mm diameters and variety of center wavelengths from 405-980 nm, TECHSPEC® Hard Coated Bandpass Interference Filters are fabricated using Advanced Plasma Reactive Sputtering coating technology, which prevents filter degradation by protecting against environmental conditions, such as temperature and humidity. Custom hard coated filters, with optical densities greater than 6.0 and transmission greater than 90% can be developed for OEM instrumentation.
RF Dielectric Filters are designed for W-CDMA amplifiers.
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.
RF Noise Canceller IC boosts signal strength.
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.
Interference Filters are designed for laser applications.
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.
Electronic RF Filters are designed for shielded enclosures.
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.
RFI Filter is intended for three-phase applications.
TE Connectivity Ltd.
Berwyn, PA 19312
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.
Feed-Thru EMI Filters meet QPL requirements.
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.
Quad EMI Filter Array incorporates ESD protection.
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.
EMF Compensation System has remote monitoring control.
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.
System cancels magnetic field interference.
Technical Manufacturing Corporation
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.
Sine Wave Filters meet IEEE-519 requirements.
Menomonee Falls, WI 53051 9013
Jan 07, 2005 Series A provides sine-wave output voltage when driven from PWM inverters with switching frequencies from 2â€“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 440â€“480 Vac and 550â€“600 Vac for motors from 1.5â€“600 hp and 1.5â€“700 hp.
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