Number One Electronic Switching System

GPTKB entity

Statements (21)
Predicate Object
gptkbp:instanceOf telephone switching system
gptkbp:abbreviation 1ESS
gptkbp:architecture stored program control
gptkbp:category gptkb:smartphone
industrial equipment
gptkbp:developedBy gptkb:Bell_Labs
https://www.w3.org/2000/01/rdf-schema#label Number One Electronic Switching System
gptkbp:influenced later digital switching systems
gptkbp:introducedIn 1965
gptkbp:locationOfFirstDeployment gptkb:Succasunna,_New_Jersey
gptkbp:notableFor first large-scale electronic switching system in the US
gptkbp:replacedBy electromechanical switching systems
gptkbp:status retired
gptkbp:technology electronic switching system
gptkbp:usedBy gptkb:AT&T
gptkbp:usedComponent ferrite core memory
reed relays
wire spring relays
gptkbp:usedFor telephone call switching
gptkbp:bfsParent gptkb:No._1_ESS_switch
gptkbp:bfsLayer 6