HELSINKI METRO TRIES OUT CHOPPER PROTOTYPE
A six-car prototype train with thyristor control is now undergoing tests on the first 3-km stretch of rapid transit line in the Finnish capital which is being used as a proving ground. Scheduled passenger sevices will commence in the mid-1970s.
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Availability:
- Find a library where document is available. Order URL: http://worldcat.org/issn/03735346
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Corporate Authors:
IPC Transport Press, Limited
Dorset House, Stamford Street
London SE1 9LU, England -
Authors:
- Mard, M
- Publication Date: 1972-9
Media Info
- Pagination: p. 349-351
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Serial:
- Railway Gazette International
- Volume: 128
- Issue Number: 9
- Publisher: DVV Media Group
- ISSN: 0373-5346
- Serial URL: http://www.railwaygazette.com/about-us.html
Subject/Index Terms
- TRT Terms: Chopper circuits; Railroad electrification; Rapid transit
- Old TRIS Terms: Chopper control
- Subject Areas: Construction; Railroads;
Filing Info
- Accession Number: 00044036
- Record Type: Publication
- Source Agency: British Railways Board
- Files: TRIS
- Created Date: Jun 15 1973 12:00AM