R142 (New York City Subway car): Revision history


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  • curprev 04:0004:00, 11 February 2023Edgar Searle talk contribs 18,872 bytes −162 remove 98B reference as 98B once again has a different model (either Alstom 4EXA 2130 or EMIT STDa 280-4B [both 180kW], not NYC's Alstom 4LCA 1640 [110kW]) of traction motor. While we all talk about the traction motors, it is once again the *inverters* (here: Alstom ONIX 800) that generate the waveforms of the sounds the motors make (see VVVF for more information) undo

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