RFMW announced availability for designer sample kits from Knowles (DLI). Developed for use in next-generation mmWave radio applications, these Knowles passive device kits include 5G filters, directional couplers, two-way and four-way power dividers. Filters support n257, n258, n260 and n261 bands. Knowles ceramic substrate product lines utilize patented materials that exhibit excellent temperature stability and high K factor enabling small size, high performance, off-the-shelf solutions, with excellent repeatability. Ideal for high volume phased array antenna applications, the filters maximize guard band protection, thereby simplifying design. RFMW stocks a choice of three mmWave kits for 26, 28 or 39 GHz applications.