News & Announcements

Featured Product

Ultra-Miniature Reduced Size Surface Mount


Bandpass Introduced on Filter Wizard in May 2015
Frequency 300 to 2500 MHz, 5 to 20% Bandwidth
Lowpass Also Available, Highpass and Bandstop Soon
Contact factory for custom requirements.
"Data Sheet" has bandpass series (or see lowpass example).

4G LTE Products and Emission Monitoring Test Solutions

Test Set Solutions

Emission monitoring is critically important. For effective monitoring, high-power base station OEMs and low-power chipset OEMs have traditionally required expensive test boxes operating in the 3GPP and LTE bands, respectively. K&L has developed specialized low-PIM equipment supporting affordable custom alternatives and continues to expand LTE and 3GPP/4G product offerings.

Tunable Filters

Catalog Download

K&L Microwave offers a variety of Tunable Filter Products to satisfy a broad range of filtering applications. Tunable Bandpass and Bandreject filters provide the best solution for pre-tuning desired signals while rejecting interfering signals. The method of tuning can be either mechanical via a tuning knob mounted on the front of the filter, or electro-mechanical via an optional remote [More...]