MECCANIXITY 9 pins PCB Tube Socket Ceramics, Vacuum Tube Protect Tube Pin Socket, White Plated Suitable for 12AX7, 12AU7 Tube Pack of 5?GZC9-C-1-G

What is this? Electronic tube base: as a connector connecting PCB circuit board and electronic tube, it is mainly used for spare parts of audio vacuum electronic tube. These parts are used with electronic tubes in audio equipment to improve the sound quality. What will I get? Model: GZC9-C-1-G Terminal: 9 pins Material: Ceramics, White-plated Diameter: 18mm/0.71 inch Installation hole distance: 28mm/1.1 inch Suitable for 12AX7，12AT7，12AU7，ECC83，ECC82，E88CC 6922 6p1 6p14 6n1 6N2 6N3 6n11 etc.Tube Pack of 5pcs Tube Socket Is there any advantages of the product? The bakelite octal valve is made of ceramic socket and tough thick gold plating pin. Durable and not easy to rust. How to use it? 1. Connect the hole of the base with the pin of the electronic tube. 2. Weld the foot of bakelite vacuum tube to the PCB board. What should I notice? Please confirm the model and the size before you buy the tube socket .