Installation of solid state control system for consolidation of interlocking controls at McKees Rocks, Pa on Pittsburgh and Lake Erie to handle controls and indication between new control point and 2 former interlocking towers; description of Noller N420 supervisory control system and logic operation, system being high speed scanning type specifically designed to supply optimum reliability in transmission of control and data information. (See also Ry Signaling and Communications v 56 n 6 June 1963 p 13-19)
New solid state devices save money
Ry Age
Railway Age ; 154 , n 22 ; p 30-31
1963
2 pages
Aufsatz (Zeitschrift)
Englisch
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New solid state devices save money
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