Wireless Notch Products

K&L Microwave offers a variety of wireless notch filters for the communications marketplace, built to customers' electrical, mechanical, and environmental specifications. The list below contains part numbers meeting existing industry and customer specifications. Use the quote cart to request a quote on an existing design or to provide specifications for a custom design. (Wireless notch filters are also known as wireless bandstop and wireless bandreject filters.)

WSN-00418 - Weather-Sealed Band 5 Public Safety Notch Filter

Product

Protects Band 5 (862-869 MHz) from Band 27
High Q Design; Sharp Roll-Off
Low iNsertion Loss in Passbands
Weather-Sealed for Outdoor Use

WSN-00321 - AMPS Interference Notch Filter (824-893.7 MHz)

Product

Dielectrically loaded waveguide elliptic design
High selectivity and low insertion loss
High power handling; DC bypass; temperature stabilized
Add-on between base station and tower-top amp/antenna
Passes full AMPS band; 40dB rej from 894.3 to 895.7 MHz

WSN-00132 - CDMA/GSM China Bandreject Filter (888.7-902 MHz)

Product

Extremely Sharp Slope of Transition
between Pass and Reject Points
Very Low Insertion Loss in the Preferred Passbands
Large Power Handling

Cellular Band Fixed Notch Filter - Cellular Band Fixed Notch Filter (806-960 MHz)

Product

Dielectrically Loaded Waveguide Designs
Very Selective -40 dB minimum@+/-100 kHz from fo
Excellent for AMPS and EGSM Test
Temperature Stabilized

WSN-00140 - GSM Interference Mitigation TX Notch Filter (880-915 & 943-980 MHz)

Product

Elliptic Response Ceramic Notch Filter
Can be installed in Duplexed Antenna Feedline
Low Loss in Passbands - 0.75 dB Maximum
Specified Rejection 1 MHz from Passband - 25 dB Minimum

WSN-00139 - GSM Notch Filter (800-942 MHz)

Product

Elliptic Response Ceramic Notch Filter
Can be installed in Duplexed Antenna Feedline
to suppress GSM primary/sideband energy
Very sharp transition from passband to reject band (1 MHz)
Suitable for Macro or Micro Cellular Systems

WSN-00361 - Inmarsat/Iridium Cosite Interference Filters (1616-1626 MHz)

Product

Specifically designed for airborne cosite
interference mitigation.
Dual Bandpass Assembly
Dielectric Waveguide Resonators
Elliptic Response

WSN-00280 - NPSPAC Weather Sealed Notch Filter (DC-846.5 & 869-891.5 MHz)

Product

A weather resistant, high performance notch filter, providing low loss in frequencies from DC to 846.5 MHz and 869 to 891.5 MHz, while rejecting the 851 to 866 MHz NPSPAC and High Site Channels. Protects Public Safety and/or Cellular sites from receiver de-sensitization.

WSN-00097 - PCS Bandreject Filter (DC-1880 & 2000-2200 MHz)

Product

Testing and Calibration Filter
70 dB Rejection of PCS Frequencies
Very Low Insertion Loss in Passband Region
Designed for High Power Test Applications

3DRPN-1710.2/U3-N/N - DCS/PCS Band Fixed Notch Filter (DCS 1710-1880, PCS 1850-1990 MHz)

Product

Dielectrically Loaded Waveguide Designs
Very Selective - 40 dB minimum @ +/-100 KHz from f0
Excellent for DCS and PCS System Test
and Spurious Response Measurements
Temperature Stabilized - Holds Specs at Thermal Extremes

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