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

Function of the card:
36 Volt Diff Amplifier
36 volt diff. amplifier

Voltage Regulator

Part number:370609

PCB number:484335

Used in:IBM 1620,IBM 1410

Symbol:AM

AM: Amplifier. Provides increased strength to a detected signal or pulse.

Transistor type:026 028 036/113

References:
1410_SMS_VOL_1.pdf/1410_SMS_VOL_2.pdf, p2025.

Pinout:

A D1
B D2
C E
D C
E V
F DCOMMON
G
H IN
J
K ?
L POS
M R
N
P
Q NEG
R

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.