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5G circuit board high frequency and high-speed pcb material introduction

2020-09-29

CCL is sheet material, made of e-glass fibre cloth/reinforcement + resin binder dried, cut, laminated and then laminated with copper foil and then hot pressed.

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Importance of Dk and Df for High Frequency Circuits

2020-09-29

The main parameters for introducing circuit materials are DK and DF. In high frequency circuit boards, a stable DK value is a guarantee of the reliability of the board, and the DF value should be as small as possible to minimise signal loss.

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