File:CORK-Lititz-66L-STOP-new+old.jpg
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Summary
Former 66L w:position light signals at CORK interlocking in w:Lancaster, PA on w:Amtrak's w:Philadelphia to Harrisburg Main Line. These signals were removed in 2008 as part of a re-signaling scheme. The transformer visible is a 91.6 Hz, 6.9 kV step-down transformer that supplies power to track detection circuits, which must operate at a different frequency from traction power to avoid interference.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:32, 19 October 2010 | | 912 × 1,307 (268 KB) | Sturmovik | Former 66L position light signals at CORK interlocking in Lancaster, PA on Amtrak's Philadelphia to Harrisburg Main Line. These signals were removed in 2008 as part of a re-signaling scheme. |
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