Adaption circuit board for 40-Pin-Sockets with a distance of 15.24 mm. Epoxy fibre-glass FR4 1.50 mm. Double-sided 35 µm Cu. Plated through holes (PTH). Hot air leveling (HAL leadfree). Solder stop mask. Hole spacing 2.54 mm. 2 x 20 two-hole-pads on each