Before revision: These PCB materials are known as FR-1 and FR-2 – FR-1 is rated to 130°C, FR-2 is rated to 105°C.Effects Building Techniques Version 1.2, By R.G.
After revision: These PCB materials are known as FR-2 and FR-1 – FR-1 is rated to 130°C, FR-2 is rated to 105°C.Effects Building Techniques Version 1.2, By R.G.