Low Pass Signal Conditioners

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

Lowpass Chebyshev Passive Filters address availability concerns.

December 17, 2014

Comprising 9 models that carry unique -1 dBc passband frequency, from 30 MHz to 3 GHz, LC9S Series delivers insertion loss of 1.0 dB max and 50 Ω terminations. Stopband attenuation is -40 dBc at 1.5:1 ratio, with rejection frequency from 45 MHz to 4.5 GHz, and -60 dBc at 2:1 ratio, with rejection frequency from 60 MHz to 6 GHz. Depending on frequency, filters have 5 or 10 W max input power and utilize one of 2 SMA female connectorized cases. RoHS-compliant parts are available. Read More

Communication Systems & Equipment, Electronic Components & Devices

LTCC-Based Bandpass Filters offer high frequency range.

September 23, 2011

Using combinations of lumped and distributed elements in 3D ceramic structure, BFCN products cover frequencies from 7,100-8,750 MHz. Products come in 1206 package format and offer designs with up to 5 sections and DC isolated I/O. These Low-Temperature Co-Fired Ceramic (LTCC) components feature conductive metallization in multi-layer structure. They enable realization of various RF building blocks: inductors, capacitors, broadside, and edge-coupled lines. 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

Electronic Components & Devices

Low Pass Filters are encased in rugged SMA housing.

May 28, 2010

Including 5 models with frequency ranges from DC to 100-500 MHz, CLPFL Series low pass filters are designed for test equipment and general lab use. They feature 7th Order Butterworth Response and 50 W SMA connectors. Encased in rugged SMA housing, all models are rated at +36 dBm (4 W), with operating temperature of -40 to 85°C and storage temperature of -55 to 100°C. Read More

Test & Measuring Instruments, Electronic Components & Devices

Thin Film Low Pass Filter suits high frequency applications.

May 28, 2010

Available in miniature 0402 case sizes with LGA termination for frequencies from 787 MHz to 5.5 GHz, LP0402N Series enhances harmonic performance for WiMAX, WiBro, and W-LAN applications. Products are based on thin film multi-layer technology and provide minimal insertion loss and optimal attenuation at second and third harmonics in 0402 case size. Filters are designed specifically to improve signal-to-noise ratio in wireless communication systems. Read More

Test & Measuring Instruments, Electronic Components & Devices

Instrumentation Amplifier targets DAQ applications.

June 25, 2009

Compatible with all 12, 16, or 24-bit A/D devices, USB-controlled, single-channel Model USBPGF-S1(TM) consists of programmable signal conditioning instrumentation amplifier and low pass filter. Users can mix and match filter characteristics and independently select and program AC or DC coupling, corner frequency, and gain steps up to x1000 in single-ended or differential measurements. Each can be configured as 8-pole Butterworth, Bessel, elliptic, or linear phase filter. Read More

Chemical Processing & Waste Management, Electrical Equipment & Systems, Communication Systems & Equipment, Electronic Components & Devices

Switch Filter Modules suit multiband, multimode 3G handsets.

March 4, 2009

Along with single-pole nine throw pHEMT switch, RF1194 integrates quad-band GSM/GPRS/EDGE transmit low-pass filtering and 4 GSM/GPRS/EDGE receive surface acoustic wave filters. Model RF1195 integrates single-pole ten throw pHEMT switch and builds on RF1194 architecture by providing additional high-linearity port for 4 total symmetrical WCDMA/HSPA+ Tx/Rx ports. Both cellular switch filter modules come in pin-to-pin compatible, 4.5 x 4.5 x 1.2 mm packages. Read More

Electronic Components & Devices

Filters/ADC Drivers suit I/Q demodulator channel filtering.

January 8, 2009

Broadband active filters/ADC driver amplifiers include LTC6603, LTC6601-1, LTC6605-7, LTC6605-10, and LTC6605-14. Model LTC6603 features dual matched programmable ninth-order switched capacitor linear-phase filter and ADC driver, where as LTC6601-1, is low noise 0.5% tolerance lowpass active filter and ADC driver with configurable bandwidth from 5-28 MHz. LTC6605-7/-10/-14, are second-order linear phase dual matched lowpass active filters having bandwidths of 7, 10, and 14 MHz, respectively. Read More

Electronic Components & Devices

Lowpass Filter has differential amp, guaranteed matching.

September 15, 2008

Supplied in 4 x 7 mm QFN SMT package, LT6604-xx series is comprised of dual fixed frequency lowpass active filters/amplifiers with 2.5, 5, 10, and 15 MHz cutoff frequencies. Products consist of 2 matched, fully differential amplifiers combined with fourth order filters approximating Chebyshev lowpass response. Differential output stage drives directly into ADCs with minimum distortion/noise, and each amplifier has output swing of 2 Vp-p min as well as adjustable common-mode voltage. Read More

Electronic Components & Devices, Optics & Photonics

Filter Wheels come pre-loaded with 1 in. dia filters.

December 13, 2007

Six-position TECHSPEC® Filter Wheels are suited for DNA sequencing, fluorescence microscopy, and laser beam attenuation applications. UV/VIS ND and NIR ND packages include filters with ODs from 0.5-3.0. VIS shortpass and longpass packages include filters with cut-off or cut-on wavelengths from 500-750 nm, while NIR shortpass and longpass packages include cut-off and cut-on wavelengths from 800-1,050 nm. Bandpass filters have glass reference numbers of BG38, BG12, U340, RT830, U330, and U360. Read More

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

Optical Low Pass Filter helps combat moire patterns.

November 15, 2007

Suited for use in digital cameras, optical low pass filter (OLPF) employs structure wherein wide-band phase retardation film is sandwiched between pair of quartz plates. This design provides uniform light separation at all wavelengths of visible light, eliminating moire patterns across visible spectrum. Requiring only 2 quartz plates, this OLPF enhances quality of digital cameras and enables them to be made thinner. Read More

Electronic Components & Devices

Planar Lowpass Filter operates in 4-6 GHz C-band.

January 25, 2007

Measuring 0.55 x 0.12 x 0.025 in., Model IMF-2345 features input power rating of 15 W with 100°C baseplate temperature. With low insertion loss and consistency from part to part, 7-section device is suited for harmonic suppression in RF/Microwave and communications systems where multi-layer construction or otherwise commodity level device performance will not suffice. Read More

Electronic Components & Devices

Low Pass Filter Modules suit ADSL and VDSL2 applications.

January 5, 2007

Combining xDSL filter chokes and capacitors in one size-optimized casing, LCR Modules are designed according to standards of ANSI, ETSI, ITU, and various country requirements. Modules have uniform pinning and are fully RoHS compliant. All provide optimal filter characteristics in insertion loss, return loss, and stop band attenuation. Read More

Electronic Components & Devices

Low Pass SMT Filter suits RF and microwave applications.

March 29, 2005

Measuring .442 x .184 x .030 in., S Band 2.4 GHZ planar surface mountable thick film filter features passband up to 2,500 MHz with passband ripple of .01 dB. Second and third harmonic rejection is 25 dB min, and VSWR is 1.1:1. Compact unit, which incorporates 5 sections with 50 ohm input and output, is suited for applications such as wireless local area networks, microwave communication links, radar systems, and wireless sensors and controls. Read More

Test & Measuring Instruments, Electronic Components & Devices

Filters condition ICP® and charge output sensor signals.

October 14, 2004

Series 474 In-Line Low Pass Filters, used in any low impedance system, attach directly to input of readout instruments to eliminate potentially troublesome high-amplitude resonance peaks. Series 477 In-Line Low Pass Filters for ICP® sensors provide 12 dB/octave or 40 dB/decade roll-off for attenuating high frequency, high-amplitude signals associated with structural resonances. Custom filter options and in-line signal attenuators are available. Read More

Electronic Components & Devices

Low Pass Filter works as drop-in component.

April 30, 2004

Measuring .550 x .440 x .025 in., thick film drop-in low pass filter is integral, planar, and surface-mountable. Bilaterally symmetric design incorporates lumped/distributed parameters and contains 7 sections with 50 Ohm input and output. Passband is 1,200 MHz ±250 MHz, VSWR is 1.1 VSWR over 20% bandwidth, and insertion loss is .5 dB over entire passband. Rejection at 2.5 GHz is -25 dB min and is maintained to 4.6 GHz. Read More

Test & Measuring Instruments, Electronic Components & Devices

Dual Channel Filter Module is suited for OEMs.

July 23, 2003

Low-pass filter module AAF-2Fe provides 2 channels of noise reduction and anti-alias filtering that is tunable to bandwidths from 0.1-200 kHz. Compatible with 8, 12, and 16-bit A/D modules and boards, product incorporates features such as differential instrumentation gain, factory set to specification from 1x-10000x; true minimal 1.5 Vm or better DC offset; and +10 V input and output range. Output impedance is less than 0.001 ohms, and common mode rejection is 90-110 dB. Read More

Electronic Components & Devices

Highpass/Lowpass Filter is controlled by microprocessor.

October 2, 2002

Model 601 contains tunable 8-pole Butterworth highpass filter followed by tunable 8-pole Butterworth lowpass filter. Both filter responses are flat in pass band (unity gain) and roll off at 96 dB per octave beyond corner frequency. Corner frequencies can be set from 100 Hz to 40 kHz at front panel or over serial link from PC. Unit includes input analog anti-aliasing lowpass filter, variable gain output amplifier, and analog lowpass output filter. Read More

Test & Measuring Instruments, Electronic Components & Devices

Filter Card provides DC offset compensation.

January 8, 2002

AAF-2, 2 to 8 channel, tunable low-pass filter features selectable frequency ranges in Butterworth, Bessel, Cauer, or Linear Phase characteristics that eliminate noise and alias errors while providing DC and Gain accuracy for 16-bit data acquisition systems. Filter channels are fully isolated from PCI bus, and are continuously tunable from 0.1Hz to 200kHz. Input and output range is up to ±l0V while gain accuracy is ±0.00ldB@lkHz. Read More

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