Low loss PCBs are specifically engineered to minimize signal attenuation and maintain signal integrity in high-frequency applications, making them essential in industries such as telecommunications, aerospace, and medical devices. These PCBs utilize advanced materials with low dissipation factors, typically around 0.001 to 0.002, which significantly reduce energy loss as heat during signal transmission. Additionally, they feature a stable dielectric constant that ensures consistent impedance and signal propagation, thereby minimizing distortion. High thermal conductivity is another critical characteristic, as it facilitates effective heat dissipation, enhancing the reliability and performance of the circuit board. By integrating these features, low loss PCBs provide improved signal integrity and efficiency, making them ideal for modern electronic applications where high-speed data transmission is crucial.