View source for Bell System Prefixes

'''Bell System Prefixes''' are the various prefixes used throughout the Bell System to refer to documentation, drawings, and specifications.

'''BLR''': Bell Labs Record; a report by [[wikipedia:Bell_Labs|Bell Labs]] which invented new technologies for the Bell System.

'''BSP''': Bell System Practice; step by step instructions for operation and recovery from equipment errors and issues.

'''KS''': (abbreviation unknown); schematic made by Western Electric for implementation by another company.

'''SD''': Schematic Drawing; a wiring diagram for a specific component of a device.

== External Links ==

* [https://www.telecomarchive.com/ The Telecom Archive] (contains several Bell System resources that make use of these prefixes)