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EMD SD38: Measurement, Overview & SDP38 operators

The EMD SD38 is a 6-axle diesel-electric locomotive built by General Motors Electro-Motive Division between May 1967 and October 1971. It had an EMD 645 16-cylinder engine generating 2,000 horsepower (1.5 MW), compared to the turbocharged EMD 645E3 V-16 engine that produced 3000 horsepower. Aside from the 3-axle trucks and a longer frame to accommodate…

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EMD SD38 topic overview

The analysis highlights Measurement, Overview and SDP38 operators as prominent areas in the source structure around EMD SD38.

Related topics
15
Source areas
2
Connected nodes
17
Extracted relationships
35
Concept neighborhoods
15
Bridge connections
17

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Overview · 13 topics
SDP38 operators · 2 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Build date
May 1967 – October 1971
Builder
General Motors Electro-Motive Division (EMD)
Configuration:
​
Cylinders
16
Engine type
V16 diesel
Fuel capacity
3,200 US gal (12,000 L; 2,700 imp gal)

Suggested research paths

A focused starting point derived from the topic graph, ranked independently of the source article order.

Start with these areas

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

SDP38 operators

  • RFFSA
  • SDP38 대한민국 철도청 6200호대 디젤 기관차

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How EMD SD38 connects Entity context

The extracted context around EMD SD38 shows recurring relationship patterns in the source. For example, EMD SD38 → August, Guide, ISBN, Jerry, Kalmbach Publishing, Lock-gray-alt-2, Lock-green, Lock-red-alt-2, Milwaukee, Pinkepank, Retrieved, Robert, Sarberenyi, SD38AC, SDP38 Original Owners, The Second Diesel Spotter's, Wikisource-logo, Wisconsin Another extracted example is EMD SD38 → May 1967 – October 1971. Use these groups to spot repeated connection types before inspecting the individual relationships.

EMD SD38

Top relations

related to References · 18
EMD SD38 → August, Guide, ISBN, Jerry, Kalmbach Publishing, Lock-gray-alt-2, Lock-green, Lock-red-alt-2, Milwaukee, Pinkepank, Retrieved, Robert, Sarberenyi, SD38AC, SDP38 Original Owners, The Second Diesel Spotter's, Wikisource-logo, Wisconsin
Build date · 1
EMD SD38 → May 1967 – October 1971
Builder · 1
EMD SD38 → General Motors Electro-Motive Division (EMD)
Configuration: · 1
EMD SD38 → ​
Cylinders · 1
EMD SD38 → 16
Engine type · 1
EMD SD38 → V16 diesel
Fuel capacity · 1
EMD SD38 → 3,200 US gal (12,000 L; 2,700 imp gal)
Gauge · 1
EMD SD38 → .mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .de…
Model · 1
EMD SD38 → SD38, SDP38, SD38M
Performance figures · 1
EMD SD38 → Performance figuresPower output2,000 hp (1.5 MW)

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

sd38 emd sdp38 built may 1967 version diesel-electric general motors electro-motive division october 1971 engine 000 mw produced railroad norfolk

EMD SD38 relationships Subject–Predicate–Object triples

TTTA extracted 35 structured relationships around EMD SD38. Examples in this analysis include EMD SD38 → Build date → May 1967 – October 1971 and EMD SD38 → Builder → General Motors Electro-Motive Division (EMD). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
EMD SD38Build dateMay 1967 – October 19711.00infobox
EMD SD38BuilderGeneral Motors Electro-Motive Division (EMD)1.00infobox
EMD SD38Configuration:​1.00infobox
EMD SD38Cylinders161.00infobox
EMD SD38Engine typeV16 diesel1.00infobox
EMD SD38Fuel capacity3,200 US gal (12,000 L; 2,700 imp gal)1.00infobox
EMD SD38Gauge.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .de…1.00infobox
EMD SD38ModelSD38, SDP38, SD38M1.00infobox
EMD SD38Performance figuresPerformance figuresPower output2,000 hp (1.5 MW)1.00infobox
EMD SD38Power output2,000 hp (1.5 MW)1.00infobox
EMD SD38Power typeDiesel-electric1.00infobox
EMD SD38Prime moverEMD 16-645E1.00infobox
EMD SD38SpecificationsSpecificationsConfiguration: ​ • AARC-CGauge.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vert…1.00infobox
EMD SD38Total produced108 SD38; 40 SDP381.00infobox
EMD SD38Type and originType and originPower typeDiesel-electricBuilderGeneral Motors Electro-Motive Division (EMD)ModelSD38, SDP38, SD38MBuild dateMay 1967 – October 1971Total produced108 SD38; 40 SDP381.00infobox
EMD SD38• AARC-C1.00infobox
EMD SD38is a6-axle diesel-electric locomotive built by General Motors Electro-Motive Division between May 1967 and October 19710.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around EMD SD38 bring nearby vocabulary together. In this analysis, examples include Sd38, Sdp38 and Diesel-electric. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • EMD SD38
    • Sd38
    • Sdp38
    • Diesel-electric
    • Division
    • Electro-motive
    • Engine
    • General
    • Motors
    • Mw
    • October
    • Original
    • Owners
  • emd sd38
    • Sd38
    • Sdp38
    • Diesel-electric
    • Division
    • Electro-motive
    • Engine
    • General
    • Motors
    • Mw
    • October
    • Original
    • Owners
  • emd 645
    • Sd38
    • Sdp38
    • Diesel-electric
    • Division
    • Electro-motive
    • Engine
    • General
    • Motors
    • Mw
    • October
    • Original
    • Owners
  • emd sd38-2
    • Sd38
    • Sdp38
    • Diesel-electric
    • Division
    • Electro-motive
    • Engine
    • General
    • Motors
    • Mw
    • October
    • Original
    • Owners
  • diesel-electric locomotive
    • Division
    • Electro-motive
    • General
    • Motors
    • October
    • May
    • Built
    • Locomotive
    • Border
    • Diesel
    • Emd
    • Engine
  • general motors electro-motive division
    • Division
    • Electro-motive
    • General
    • Motors
    • October
    • May
    • Locomotive
    • Border
    • Diesel
    • Emd
    • Engine
    • Font-size
  • sdp38
    • Original
    • Owners
    • Sd38ac
    • Southern
    • Version
    • Border
    • Diesel
    • Font-size
    • Mw-parser-output
    • Padding
    • Produced
    • Railroad
  • sdp38 operators
    • Original
    • Owners
    • Sd38ac
    • Southern
    • Version
    • Border
    • Diesel
    • Font-size
    • Mw-parser-output
    • Padding
    • Produced
    • Railroad

Connections between topic areas Semantic bridges

For EMD SD38, one of the stronger structural bridges in this analysis connects EMD SD38 with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
EMD SD38 — Overview · splits 4 ⟂ 14
EMD SD38 — SDP38 operators · splits 15 ⟂ 3

Map overview Semantic statistics

EMD SD38

Nodes18
Edges17
Triples35
Avg. degree1.89
Density0.111111
Components1

Source & methodology

TTTA analyzes the structure around EMD SD38 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Measurement, Overview & SDP38 operators, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — EMD SD38 · EN edition · Analysis: TopicsToTalkAbout

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