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Active band reject filters are tuned circuits that prevent the passage of signals within a specified band of frequencies. These devices are also known as bandstop or notch filters. Learn More about Active Band Reject Filters
RF band pass filters are active or passive circuits that pass signals from a specific frequency band and reject signals from out-of-band frequencies. Surface acoustic wave (SAW) filters, crystal filters, and cavity filters are types of band pass filters. Search by Specification | Learn More about RF Band Pass Filters
RF filters and microwave filters are devices that pass or reject signals by frequency. Basic types include bandpass filters, band reject filters, low pass filters, and high pass filters. Search by Specification | Learn More about RF Filters and Microwave Filters
RF high pass filters pass signals from high frequencies and reject signals from low frequencies. Search by Specification | Learn More about RF High Pass Filters
RF low pass filters pass signals from low frequencies and reject signals from high frequencies. Search by Specification | Learn More about RF Low Pass Filters
RF band reject filters are tuned circuits that prevent the passage of signals within a specified band of frequencies. These devices are also known as bandstop or notch filters. Search by Specification | Learn More about RF Band Reject Filters
Active filters are electronic filers that use active components such as voltage amplifiers or operational amplifiers. The amplifier shapes and stabilizes the behavior of the filter, and serves as a buffer interface to the driven component. Search by Specification | Learn More about Active Filters
Active low pass filters pass signals from low frequencies and reject signals from high frequencies. Search by Specification | Learn More about Active Low Pass Filters
Digital filters use digital signal processing (DSP) to perform numerical calculations on sampled values of a signal. Learn More about Digital Filters
Active band pass filters are used to attenuate frequencies below and above a range of frequencies (i.e., the bandwidth or passband of the filter). Learn More about Active Band Pass Filters
Active high pass filters pass signals from high frequencies and reject signals from low frequencies. Learn More about Active High Pass Filters
Electromagnetic (EMI) filters and radio frequency interference (RFI) filters purify signals by attenuating the high-frequency RFI (typically 150kHz and up) and passing the low frequency EMI. Search by Specification | Learn More about EMI Filters and RFI Filters
Industrial air filters reduce the number of particles in the air that passes through them. Search by Specification | Learn More about Industrial Air Filters
Camera filters provide a range of optical filtering effects in scientific, research, and industrial applications. Search by Specification | Learn More about Camera Filters
IC electronic filters are frequency-selective circuits that consist of devices such resistors, capacitors, inductors, transistors, or operational amplifiers coupled with reactive components. Search by Specification | Learn More about IC Electronic Filters
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CRYSTAL FILTER-UM-1-45M Shoulder Electronics Ltd.
Shoulder-LC FILTER-HD L2110 Shoulder Electronics Ltd.
80V-High Voltage Op Amp PR2201 PREMA Semiconductor GmbH
V.C.O HDM7160 Shoulder Electronics Ltd.
Video Isolation Transformers - North Hills Signal Processing
SAW FILTER HDF1220A1 Shoulder Electronics Ltd.
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Product News for Active Bandreject Filter
Active Tracking® Filters
Low voltage/high frequency noise is caused by everyday events such as turning on machinery, motors, or equipment. Although noise is less dramatic than high voltage transients, the long term effects of these frequent disturbances can be as damaging. Filtering systems such as SolaHD Active Tracking Filters provide clean AC power by eliminating lower voltage noise. (read more)
Liebert ATF Series, Active Tracking Filter
Liebert Interceptor ATF Series active tracking filter offers the highest level of facility-wide surge protection with the lowest UL 1449 clamping ratings available. (read more)
Islatrol® BC Series Active Tracking Filters®
If You Don't Prepare, You Could Face Dead Air.
Don't let AC power line spikes, transients, and noise put your broadcast operations at risk.
(read more)
H5 Active Line Conditioner
Premium harmonic mitigation solution. Less than or equal to 5% TDD (Full Load). Meets IEEE-519 1992 (read more)
130W External Desktop with Active PFC
The AEH130 Series features a choice of both single or dual outputs and delivers up to 130W of output power. The series accepts a wide range of input voltages from 90 to 264VAC and can deliver output voltages ranging from 3.3 to 54VDC. (read more)
Autopress for processing poor filtering materials
The BHS-Autopress can be used for separating moderate to poor filtering suspensions efficiently. Media that need to be treated in closed machines for reasons of sterility, toxicity and workplace hygiene are separated safely and reliably. (read more)
Model 3380 0.1Hz to 200kHz Series Filters
The KH Model 3380 Filter Series are one, two or four channel filters providing ease of operation and the reliability Krohn-Hite has been known for since 1949; along with a price that will fit any budget. (read more)
Model 3360 0.1Hz to 200kHz Series Filters
The Krohn-Hite 3360 Series provides a tunable frequency range from 0.1Hz to 200kHz, and with the 002 option, the range is extended to 0.005Hz. Each channel of the 3360 Series is a selectable low-pass or high-pass, 4-pole filter providing an input gain to 50dB, and an output gain to 20dB selectable in 0.1dB steps. Standard response types are Butterworth and Bessel. (read more)
Model 3955 170Hz to 25.6MHz GPIB/Benchtop Filter
The Krohn-Hite Model 3955 programmable, dual channel, low-pass filter is the first dual low-pass programmable filter of its kind, covering the wide cutoff frequency range from 170Hz to 25.6MHz with 2 digits of resolution. The 3955 is a 4-pole, maximally flat (Butterworth) filter, with an attenuation slope of 24dB/octave and a stopband attenuation of >100dB referred to 1Vrms input. (read more)
Model 3940 3Hz to 2MHz Programmable Filter
The Krohn-Hite Model 3940 programmable, dual channel, Butterworth/Bessel filter is a GPIB/benchtop filter covering a cutoff frequency range from 3Hz to 2MHz. Attenuation slope is 24dB/octave per channel. The 3940 will accept input levels of ±4.5V peak. Pre and post-filter gains of 0dB or 20dB is also provided. All functions are front panel or GPIB bus controlled. (read more)
Parts by Number for Active Bandreject Filter
| Part # | Distributor | Manufacturer | Product Category | Description |
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| UAF42AU | Newark | TEXAS INSTRUMENTS | Analog Filters | Active Analog Filter Ic; Filter Response:Universal; No. Of Filters:3; Package/Case:Sol-16; Dual Supply Voltage Max (?V):18V; Dual Supply Voltage Min (?V):6V; Filter Class:Lowpass/Bandpass/Highpass/Bandreject, Continuous Rohs Compliant: Yes |
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A Basic Introduction to Filters - Active, Passive and... A Basic Introduction to Application Note 779 Kerry Lacanette Filters Active Passive April 1991 Introduction and Switched-Capacitor 1 0 INTRODUCTION See National Semiconductor Information |
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An Introduction to the Sampling Theorem See National Semiconductor Information |
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Active Filter Design Application - FILTERPRO - TI Software... Active Filter Design Application Status: ACTIVE Active Filter Design Application Status |
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APPLICATION BULLETIN Some filter types are ing the FILTER42 program and the UAF42 it is easy to optimized for gain flatness in the pass-band, some trade-off design and |
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A Novel Band-Reject Element for Pseudoelliptic Bandstop... on Electrical Performance of Electronic Packaging Item Title: A Novel Band-Reject Element for Pseudoelliptic Bandstop Filters Publisher Name: IEEE |
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Digitally programmable universal active filter for bio signal... Digitally programmable universal active filter for bio signal processing |
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Distributed by: www.Jameco.com 1-800-831-4242 The content and... NOVEMBER 2007 UNIVERSAL ACTIVE FILTER FEATURES DESCRIPTION 1 ? VERSATILE: 2 The UAF42 is a universal active filter that can be ? Low-Pass, High-Pass See Jameco Electronics Information |
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Microwave, biquadratic, active-RC filter development Title: Microwave, biquadratic, active-RC filter development Journal: International Journal of RF and Microwave Computer-Aided Engineering ArticleDoi: |
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Datasheet Archive - E3X3IB6* datasheet - E3X3IB6* application... Series is a 2-pole-pair digitally programmable precision band-pass active filter that provides high performance in a compact 2" x 2" footprint. |
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Krohn-Hite Model 3901 Progammable Filter 1Hz to 99kHz Low-Pass/High-Pass Elliptical GPIB/Manual --------------------------- Tunable Active Filter See Krohn-Hite Corporation Profile & Catalog |
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