1 x SCN2651C Genuine SIGNETICS Programmable communications interface 2651 IC

1 x INS2651N / 2651N Genuine NSC Programmable communications interface 2651 IC

2 x Genuine S54S189F CERAMIC Signetics Military 64-BIT RAM IC SN54S189J 74S189

1 x 82S191 Military CERAMIC SIGNETICS 2048x8 Field Programmable Bipolar PROM IC

6 x Genuine P8251A INTEL Programmable Communications Interface Controller 8251ic

2x Genuine P8251A INTEL Programmable Communications Interface Controller IC NEW

5 x 74LS76N Signetics 74LS76PC DM74LS76N IC

5 x 74S86N SIGNETICS Quad Two-Input Exclusive-OR Gate 74S86 SN74S86N IC