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

Function of the card:
Tester

Magnetic Amplifier

Part number: 372965

Used in: IBM System/360

Cap code: None (details)

IBM SMS card type EBG 372965 IBM SMS card type EBG 372965

Image courtesy of Göran Axelsson

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.