Lowpass Filter Products

K&L Microwave provides lowpass filters in multiple topologies built to customers' electrical, mechanical, and environmental specifications. The list below contains part numbers meeting existing industry and customer specifications, as well as product families. Use the quote cart to request a quote on a specific design. When considering a particular family of parts, use Filter Wizard (a link button will be provided when appropriate) to determine a specific part number within the given family.

FC Series - Filter in Connector

Product

Custom Solutions for Bandpass, Lowpass, Highpass,
and Notch Responses
Compact and Rigid - Filter Resides in an SMA Adaptor
External to Electronic Equipment and Easily Maintained
Power Handling 10 Watts CW

IL Series - Lumped Component Microminiature Lowpass

Product

Covers the 10 MHz to 6 GHz Frequency Range
Designs Available in 2-10 sections
0.05 dB Chebyshev Design Response
Small, Compact Package / Ruggedized Package Design

L Series - Tubular Lowpass Filters

Product

2-8 Sections / 40 MHz to 20000 MHz
Economical Design Yields High Performance Results
0.05 dB Chebychev Design
Ruggedized Package Designs / See Dimensions
Use Filter Wizard for L Series

L Series - Clean-Up Filters (6L250 Family)

Product

Quarter-Inch Diameter Tubular Lowpass Filters
Clean-Up Filters, Ranging from 2 GHz to 12 GHz Cut-Off
Part numbers 6L250-00084, 6L250-00085, 6L250-00086,
6L250-00088, and 6L250-00089.

LL Series - Lumped Component Miniature Lowpass

Product

Covers the 0.1 MHz to 2500 MHz Frequency Range
Designs Available in 2-10 Sections
Low Insertion Loss / 0.05 dB Chebyshev Response
Small, Ruggedized Package

LL Series - 6LL10-400/X1200-N/NP

Product

Type N Connectors
Shape Factor 1.03:1
Ultimate Rejection
Low Loss

LL Series - High Power Lumped Element Filter

Product

K&L Microwave has developed a series of high power lumped element filters featuring small size and power handling in excess of 1 kilowatt. The proprietary design maximizes heat dissipation and is "ruggedized" for harsh environments. High power lumped component filters are available in custom lowpass, highpass, bandpass, and notch configurations.

SL Series - Suspended Substrate Lowpass

Product

Covers 2 GHz to 18 GHz Frequency Range
Excellent Environmental Performance
Ruggedized Package Design
Custom Designs Available

SL Series - 11SL10-11000/T17500-O/O

Product

3.0 dB Cutoff: 11 GHz
Insertion Loss: <1.0 dB @ DC to 10 GHz
VSWR: 1.7:1 @ Typical
Rejection: >55 dB @ 12.7 to 17.5 GHz
Dimensions: 1.0" x 0.7" x 0.5" less SMA Female Connectors

SL Series - 11SL10-18000/X24000-O/O

Product

Suspended Substrate Lowpass
Insertion Loss: <2.0 dB @ DC to 18 GHz
VSWR: 2.0:1 @ Typical
Rejection" >40 dB @ 21 to 24 GHz
Dimensions: 0.85" x 0.6" x 0.5" less SMA Female Connectors

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