Gold fingers are the connectors between memory slots, and all signals are transmitted through them. Gold fingers are composed of many golden conductive tips. Because of their gold-plated, conductive tips arranged like fingers, they are called "gold fingers".
| Name: | 8-layer gold finger PCB |
| Number of layers: | 8 layers |
| Base material: | FR-4 |
| Copper thickness: | 2 ounces |
| Board thickness: | 1. 6mm |
| Aperture: | 0. 3mm |
| Line width: | 0. 1mm/4mil |
| Line spacing: | 0. 1mm/4mil |
| Surface treatment: | immersion gold |
| Board size: | 168mm*98mm |
| Copper clad board material: | FR-4 RF-35 |