SMAKN 5 PCS Ceramic Gold Plated 9pin B9A PCB Mount Tube Socket for 12AX7/ECC83/12AT7/6DJ8 Go to amazon.com Related posts Expert choice for 12ax7 tube socket Featuregold plated 9 pin B9A tube socketsFor 12AX7/ECC83/12AT7/6DJ8/B339/CV492/6L13Working Voltage:1500VContact Resistance>0.01 OHMInsulation Resistance <10000Mohm DescriptionCeramic Gold Plated 9pin B9A PCB Mount Tube Socket for 12AX7/ECC83/12AT7/6DJ8