The EMD SD70 is a series of diesel-electric locomotives produced by the US company Electro-Motive Diesel. This locomotive family is an extension and improvement of the EMD SD60 …

After relative failures with the SD50 and SD60, EMD finally got back on track with the SD70, which was released in 1992, albeit at the cost of having already lost first place in the market to …

The SD70M-2 is the SD70ACe's DC-traction counter-part. Like the SD70ACe, the locomotive was rated at 4,300 hp. NS ordered all of their SD70M-2's at 4,000 hp. Norfolk Southern (NS), …

With that we engineered the SD70ACe-T4 locomotive to reduce NOx by an additional 80 percent and particulates by 70 percent—while delivering world-class fuel efficiency—and the leading …

2024年12月16日 · Rated at 4,300 hp, the SD70ACe was essentially a more environmentally friendly version of the builder’s SD70 series featuring EMD’s 16-cylinder model 710G3C-T2 …

2022年12月29日 · EMDX SD70M-2 demonstrators are early Phase 2a units with some Phase 1 spotting features (air reservoir straps and no notches in dynamic brake intake). As a DC unit, …

FEC years ago used to operate five SD70M-2s in a red white and blue scheme but they were either returned to Lessor or placed in storage. I've see photos of them sitting together in Illinois …

Built from 2004 to 2014 in the United States, the SD70ACe was originally designed to comply with EPA Tier 2 locomotive emissions regulations. Beginning in 2012, newly built SD70ACes were …

软判决前向纠错技术（SD-FEC）可以采用 Turbo 乘积码 （Turbo Product Code，TPC）或者 低密度奇偶校验码 （Low Density Parity Check Code，LDPC），可得到约11dB 的净编码增益。 …

2012年12月3日 · OIF（光互联论坛）建议100G选择冗余度在18%~20%的软判决纠错编码（SD-FEC），净编码增益可达10.5dB左右，这时线路速率接近126Gbps。 采用SD-FEC的100G …