Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Z4 (computer)

The Z4 was arguably the world's first commercial digital computer, and is the oldest surviving programmable computer.: 1028 It was designed, and manufactured by early computer scientist Konrad Zuse's company Zuse Apparatebau, for an order placed by Henschel & Son, in 1942; though only partially assembled in Berlin, then completed in Göttingen in the…

Applications, Art & Companies

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Z4 (computer). Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

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

CPU
@ (about) 40 Hz
Developer
Konrad Zuse
Display
Decimal floating point numbers, punch tape or Mercedes typewriter
Input
Decimal floating point numbers, punch tape
Introductory price
SFr 30,000 for five years
Manufacturer
Zuse Apparatebau

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Construction

Use after World War II

Specifications

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.

Map overview Semantic statistics

Z4 (computer)

Nodes51
Edges50
Triples14
Avg. degree1.96
Density0.039216
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Z4 (computer)

Top relations

CPU · 1
Z4 (computer) → @ (about) 40 Hz
Developer · 1
Z4 (computer) → Konrad Zuse
Display · 1
Z4 (computer) → Decimal floating point numbers, punch tape or Mercedes typewriter
Input · 1
Z4 (computer) → Decimal floating point numbers, punch tape
Introductory price · 1
Z4 (computer) → SFr 30,000 for five years
Manufacturer · 1
Z4 (computer) → Zuse Apparatebau
Memory · 1
Z4 (computer) → Mechanical, 32 bits word length
Power · 1
Z4 (computer) → (about) 4 kW
Predecessor · 1
Z4 (computer) → Z3
Released · 1
Z4 (computer) → 1945; 81 years ago (1945)

Important terminology Word statistics

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

Important terminology

z4 zuse computer konrad eth archived also berlin memory zurich german computers retrieved 2022-07-02 original 1950 zuse's digital munich z3

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Z4 (computer)CPU@ (about) 40 Hz1.00infobox
Z4 (computer)DeveloperKonrad Zuse1.00infobox
Z4 (computer)DisplayDecimal floating point numbers, punch tape or Mercedes typewriter1.00infobox
Z4 (computer)InputDecimal floating point numbers, punch tape1.00infobox
Z4 (computer)Introductory priceSFr 30,000 for five years1.00infobox
Z4 (computer)ManufacturerZuse Apparatebau1.00infobox
Z4 (computer)MemoryMechanical, 32 bits word length1.00infobox
Z4 (computer)Power(about) 4 kW1.00infobox
Z4 (computer)PredecessorZ31.00infobox
Z4 (computer)Released1945; 81 years ago (1945)1.00infobox
Z4 (computer)SuccessorZ51.00infobox
Z4 (computer)TypeProgrammable, fully automatic digital electromechanical computer1.00infobox
Z4 (computer)Units sold1 (to ETH Zurich in a loan deal): 1077, 11391.00infobox
Z4 (computer)WeightCa. 1,000 kg (2,200 lb)1.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.