RRSignal.com Photo Gallery

Featuring Union Switch & Signal equipment photos
No touchups - No watermarks - Enjoy!
Fixed SQL errors - More photos coming in 2022

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Natural Gas Storage Co. (Herscher Dome, Illinois) (Adsorber Cabinet) (front)61 views
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Natural Gas Storage Co. (Herscher Dome, Illinois) (Adsorber Cabinet) (front)61 views
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532 Pipeline Demonstration System Field Unit (front)61 views
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532 Pipeline Demonstration System Field Unit (back)61 views
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Southern Pacific Pipe Line (Common Equipment Cabinet) (open view)61 views
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Southern Pacific Pipeline, Inc. (Roseville-Colfax and Richmond Concord Similar Systems) (Roseville Office Cabinet) (back)61 views
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Trans Canada Pipe Line (Northern Ontario Crown Corporation) (front)61 views
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Trans Canada (Field Station Cabinet) (back)61 views
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RPQ-2161 views
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RPQ-12261 views
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Frequency Shift Keying (FSK) Tone and Carrier Transmitter Section61 views
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Plug-in logic boards for Solid State Pipeline System (Front)61 views
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Modules containing Transistors for Plug-in Boards61 views
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NYCTA 541 Solid State System (Typical 541 Cabinet)61 views
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Transmitter for Carrier for 540-B System61 views
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Phillips Pipeline Solid State Racks 540-A61 views
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Phillips Pipeline A/D Converter Calibration Box 540-A61 views
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Printed Circuit Board (back)61 views
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Oscillator Printed Circuit Board (18PT-1)61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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PCB General Purpose Boards61 views
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Westham - Strathmore60 views
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Balcony Falls - Walkerford60 views
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"MS" Cabin60 views
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Mamouth to Mobridge60 views
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Curtis to Manly60 views
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