Function of the card:
270Ω Resistor Card
270 meg resistor card
Load resistor
Part number:371598
Field replacement part number:311598
Customer Eng reference number:729890
Used in:IBM 1401,IBM 1443 Printer
References:
2_2 SMS Cards, p51.
IBM 1443 ALD, p112.
This page created by Ken Shirriff, 2015.
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. Images courtesy of Randall Neff. Much of this information was obtained through OCR, so don't expect complete accuracy. These pages are not associated with IBM in any way.
Creation time: Tue Mar 03 23:40:34 2015.