21-DE-7 DOUGLAS ELECTRONICS, INC. Single-Height DEC edge connector V1 U1 T1 S1 R1 P1 N1 M1 L1 K1 J1 H1 F1 E1 D1 C1 B1 A1 V2 U2 T2 S2 R2 P2 N2 M2 L2 K2 J2 H2 F2 E2 D2 C2 B2 A2 Single-Height DEC board Double-Sided DEC Edge Connector thru-holes, .125" spacing <b>EAGLE Design Rules</b> <p> The default Design Rules have been set to cover a wide range of applications. Your particular design may have different requirements, so please make the necessary adjustments and save your customized design rules under a new name.