This page describes the IBM SMS card "AJWJ", and is part of the SMS card database.

Function of the card:
Voltage Mode Trigger 3 (CM Gate, Reset)

Trigger is IBM's term for a flip flop or latch.

Part number: 371420

Cap code: WJ (details)

Symbol: TV

IBM SMS card type AJWJ 371420 IBM SMS card type AJWJ 371420

References: IBM Standard Modular System, Component Circuits, pp200,201
SMS Cap Code Templates & Index

The information on these pages comes from a variety of sources, especially old IBM documents on bitsavers.org, as well as information from the IBM 1401 restoration team, especially Tim Coslet's SMS data and Jim Hunt's data. Much of this information was obtained through OCR, so don't expect complete accuracy. These pages are not associated with IBM in any way.