This copper clad board is a positive presensitized single sided 1/16" (1.60mm) FR4 laminate.
Positive Pre-Sensitized Circuit Board 7 x 10 inches
1 oz. copper (0.0014") on a 1/16" (UL 94V-O) epoxy-glass FR-4 board.
New high quality positive pre-sensitized PC boards are double protected from light and handling damage.
The peel-off coating protects the board while handling or cutting prior to exposure.
Can be exposed with common fluorescent lamp.
Use with Developer solution (similar to 418-500ML MG Chemicals or other equivalent) mixed 1 to 9 with water.
Dielectric constant at MHz=5.4".
Meets Fed. Spec.: S-10941-1.