Operational amplifier, DIP-82 pin Molex header 2.54 mm spacing"/> 2 pin Molex connector 2.54 mm spacing DEF 2_pin_Molex_connector J 0 40 Y N 1 F N DEF SW_3PDT_x3 SW 0 20 Y N 1 F N DEF SW_DIP_x04 SW 0 0 Dual VCA, based roughly on Moritz Klein's schematic, with features added.