... PCB,mcpcb 1,Aluminum PCB manufacturer 2, ISO 9001:2000 ,UL, RoHS 3,No MOQ4,Quick delivery. 5,Price list:80 ... (610mm*508mm) 13)E-test voltage: 50-300V 14)Certificate: UL, ISO9001, RoHS 15)Impedance control: Microstrip impedance: 50-60Ω, Tolerance: +-10 ...