On Dec 28, 10:20 pm, rg.jo...@rogers.com wrote: > Hi Grant, > > > Any comments?Question for you ... what does a 4 layer board look like when it has > been xray'd? Is it possible to see all 4 layers perhaps in different > gray scales? > > Glenn Both of those cards are 4 layer. Traces on top and bottom, and the power and ground on separate layers in the middle. Raymond