“Polyclad Laminates, Inc., a business of Cookson Electronics, has introduced GETEK HR high speed, low loss laminates and prepregs. The CAF resistant, lead-free assembly compatible materials deliver enhanced thermal performance and high reliability required by PWB assemblers and OEMs, while enabling PWB fabricators to experience substantially improved FR-4 processability. GETEK HR combines the well documented and industry trusted electrical performance of GETEK with the patented technology utilized in Polyclad 370HR high performance materials, as well as other best-in-class Polyclad lead-free assembly compatible FR-4 products. The result is a product with low dielectric constant, low loss, and very low Z-axis expansion.” Source: emsnow.com