Note : Your Quotation Request will be directed to Park Electrochemical Corp.
The N4000-7 from Park Electrochemical Corp is a Laminate with Dk (Dielectric Constant) 4.5 at 1 MHz, 4 at 1 GHz, Tg 155 °C. More details for N4000-7 can be seen below.
Laminate for Microwave Printed Circuit Board with Enhanced Thermal Conductivity
You can now find similar products from multiple companies on everything RF.