Electrical Interference Signal Conditioners

Electrical Equipment & Systems, Communication Systems & Equipment, Electronic Components & Devices, Green & Clean

Modular Passive Harmonic Filters come in high power versions.

January 22, 2014

Available as open frame modules, ECOsine® filters enable high-power AC or DC motor drives to be upgraded to low harmonic drive. Chokes module is designed for placement at bottom of cabinet, while capacitor and RC-damper modules can be placed wherever space is available. While FN3410 filters for 380–500 V, 50 Hz grids are available with standard ratings from 200–400 kW, FN3412 filters for 380–480 V, 60 Hz grids are available for power ratings from 300–500 hp. Read More

Electrical Equipment & Systems, Communication Systems & Equipment, Electronic Components & Devices, Green & Clean

EMC Filter rids noise in high-power inverters.

July 5, 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.  Read More

Communication Systems & Equipment, Electronic Components & Devices

RF MoCA Filter Modules are pin-in-paste compatible.

February 6, 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. Read More

Electrical Equipment & Systems, Electronic Components & Devices, Green & Clean

High-Current DC Interference Filter serves PV systems.

January 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.
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Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Bandpass Interference Filters suit life science instrumentation.

December 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. Read More

Communication Systems & Equipment, Electronic Components & Devices, Green & Clean

Three-Phase RF Filters target renewable energy equipment.

November 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. Read More

Fluid & Gas Flow Equipment, Communication Systems & Equipment, Electronic Components & Devices

Coaxial Bandpass Filters feature low frequency operation.

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. Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics

Linear Variable Filters suit fluorescence applications.

May 6, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

DC Blocks pass frequencies from 300 kHz to 3 GHz.

February 2, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

Weatherproof Low-Pass RF Filter suits CATV applications.

September 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

RF Dielectric Filters are designed for W-CDMA amplifiers.

March 2, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

RF Noise Canceller IC boosts signal strength.

February 2, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

RFI Filter is intended for three-phase applications.

February 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. Read More

Electrical Equipment & Systems, Communication Systems & Equipment, Electronic Components & Devices

Sine Wave Filters meet IEEE-519 requirements.

January 7, 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. Read More

Communication Systems & Equipment, Electronic Components & Devices

Filter Protectors cover frequency range of 100-700 MHz.

April 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. Read More

Electronic Components & Devices

C-Band TVRO Interference Filter suits digital applications.

June 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. Read More

Laboratory and Research Supplies & Equipment, Electronic Components & Devices

EMI Cage offers one-piece construction.

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. Read More

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