PCB design,Bergquist PCB,PCB board 1).Impedance(oC/W):0.65 2).Impedance( ... a Manufacturer & Supplier Specializing in Double Side PCB, Multi-Layer PCB, F4BK PCB, Ceramic PCB, Rogers PCB, Aluminum PCB. Bergquist PCB ,Meanwhile, we provide PCBA ( Assembly) and ... guaranteed. Pls. Send us PCB files or gerber data so that we can quote for you. PCB board, Bergqiost PCB ,Aluminium PCB, Printed Circuit Board